genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of
monocotyledon
Monocotyledons (), commonly referred to as monocots, ( Lilianae '' sensu'' Chase & Reveal) are flowering plants whose seeds contain only one embryonic leaf, or cotyledon. A monocot taxon has been in use for several decades, but with various ranks ...
ous
flowering plant
Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (). The term angiosperm is derived from the Ancient Greek, Greek words (; 'container, vessel') and (; 'seed'), meaning that the seeds are enclosed with ...
s, commonly known as rushes. It is the largest genus in the family
Juncaceae
Juncaceae is a family of flowering plants, commonly known as the rush family. It consists of 8 genera and about 464 known species of slow-growing, rhizomatous, herbaceous monocotyledonous plants that may superficially resemble grasses and ...
, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are
herbaceous
Herbaceous plants are vascular plants that have no persistent woody stems above ground. This broad category of plants includes many perennials, and nearly all annuals and biennials.
Definitions of "herb" and "herbaceous"
The fourth edition of ...
plants that superficially resemble
grasses
Poaceae ( ), also called Gramineae ( ), is a large and nearly ubiquitous family of monocotyledonous flowering plants commonly known as grasses. It includes the cereal grasses, bamboos, the grasses of natural grassland and species cultivated in ...
or
sedge
The Cyperaceae () are a family of graminoid (grass-like), monocotyledonous flowering plants known as wikt:sedge, sedges. The family (biology), family is large; botanists have species description, described some 5,500 known species in about 90 ...
s. They have historically received little attention from botanists; in his 1819
monograph
A monograph is generally a long-form work on one (usually scholarly) subject, or one aspect of a subject, typically created by a single author or artist (or, sometimes, by two or more authors). Traditionally it is in written form and published a ...
,
James Ebenezer Bicheno
James Ebenezer Bicheno (25 January 1785 – 25 February 1851) was a British author and colonial official.
Bicheno was born in Newbury, Berkshire, the son of the Rev. James Bicheno, who was minister of the Baptist Church there. He was call ...
described the genus as "obscure and uninviting".
The form of the flower differentiates rushes from grasses or sedges. The flowers of ''Juncus'' comprise five
whorls
A whorl ( or ) is an individual circle, oval, volution or equivalent in a whorled pattern, which consists of a spiral or multiple concentric objects (including circles, ovals and arcs).
In nature
File:Photograph and axial plane floral diagram ...
of floral parts: three sepals, three petals (or, taken together, six tepals), two to six
stamen
The stamen (: stamina or stamens) is a part consisting of the male reproductive organs of a flower. Collectively, the stamens form the androecium., p. 10
Morphology and terminology
A stamen typically consists of a stalk called the filament ...
s (in two whorls) and a stigma with three lobes. The stems are round in cross-section, unlike those of
sedge
The Cyperaceae () are a family of graminoid (grass-like), monocotyledonous flowering plants known as wikt:sedge, sedges. The family (biology), family is large; botanists have species description, described some 5,500 known species in about 90 ...
s, which are typically somewhat triangular in cross-section.
In ''Juncus'' section ''Juncotypus'' (formerly called ''Juncus'' subg. ''Genuini''), which contains some of the most widespread and familiar species, the leaves are reduced to sheaths around the base of the stem and the
bract
In botany, a bract is a modified or specialized leaf, associated with a reproductive structure such as a flower, inflorescence axis or cone scale.
Bracts are usually different from foliage leaves in size, color, shape or texture. They also lo ...
subtending the inflorescence closely resembles a continuation of the stem, giving the appearance that the inflorescence is lateral.
Distribution and ecology
''Juncus'' has a
cosmopolitan distribution
In biogeography, a cosmopolitan distribution is the range of a taxon that extends across most or all of the surface of the Earth, in appropriate habitats; most cosmopolitan species are known to be highly adaptable to a range of climatic and en ...
, with species found throughout the world, with the exception of
Antarctica
Antarctica () is Earth's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean (also known as the Antarctic Ocean), it contains the geographic South Pole. ...
. They typically grow in cold or wet habitats, and in the tropics, are most common in
montane
Montane ecosystems are found on the slopes of mountains. The alpine climate in these regions strongly affects the ecosystem because temperatures lapse rate, fall as elevation increases, causing the ecosystem to stratify. This stratification is ...
environments.
Fossil record
Several
fossil
A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserve ...
fruits of a ''Juncus'' species have been described from
middle Miocene
The Middle Miocene is a sub-epoch of the Miocene epoch (geology), epoch made up of two Stage (stratigraphy), stages: the Langhian and Serravallian stages. The Middle Miocene is preceded by the Early Miocene.
The sub-epoch lasted from 15.97 ± 0. ...
strata
In geology and related fields, a stratum (: strata) is a layer of Rock (geology), rock or sediment characterized by certain Lithology, lithologic properties or attributes that distinguish it from adjacent layers from which it is separated by v ...
of the Fasterholt area near
Silkeborg
Silkeborg () is a Denmark, Danish town with a population of 52,571 (1 January 2025).Jutland
Jutland (; , ''Jyske Halvø'' or ''Cimbriske Halvø''; , ''Kimbrische Halbinsel'' or ''Jütische Halbinsel'') is a peninsula of Northern Europe that forms the continental portion of Denmark and part of northern Germany (Schleswig-Holstein). It ...
,
Denmark
Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...
.Angiosperm Fruits and Seeds from the Middle Miocene of Jutland (Denmark) by
Else Marie Friis
Else Marie Friis (born 18 June 1947) is a Danish botanist and paleontologist. She is Professor Emerita in the Department of Geoscience at Aarhus University. Her work has been fundamental in the phylogenetic analysis of angiosperms, with widesprea ...
, The Royal Danish Academy of Sciences and Letters 24:3, 1985
Classification
The genus ''Juncus'' was first named by
Carl Linnaeus
Carl Linnaeus (23 May 1707 – 10 January 1778), also known after ennoblement in 1761 as Carl von Linné,#Blunt, Blunt (2004), p. 171. was a Swedish biologist and physician who formalised binomial nomenclature, the modern system of naming o ...
in his 1753 '. The
type species
In International_Code_of_Zoological_Nomenclature, zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the spe ...
of the genus was designated by
Frederick Vernon Coville
Frederick Vernon Coville (March 23, 1867 – January 9, 1937) was an American botanist who participated in the Death Valley Expedition (1890-1891), was honorary curator of the United States National Herbarium (1893-1937), worked at then was Ch ...
, who in 1913 chose the first species in Linnaeus' account, ''
Juncus acutus
''Juncus acutus'', the spiny rush, sharp rush or sharp-pointed rush, is a flowering plant in the monocot family Juncaceae. It is native to the Americas, Northern and Southern Africa, Western and Southern Europe and West Asia, and is found in a v ...
''. ''Juncus'' can be divided into two major groups, one group with
cymose
In botany, an inflorescence is a group or cluster of flowers arranged on a plant's stem that is composed of a main branch or a system of branches. An inflorescence is categorized on the basis of the arrangement of flowers on a main axis ( p ...
inflorescence
In botany, an inflorescence is a group or cluster of flowers arranged on a plant's Plant stem, stem that is composed of a main branch or a system of branches. An inflorescence is categorized on the basis of the arrangement of flowers on a mai ...
s that include
bracteole
In botany, a bract is a modified or specialized leaf, associated with a reproductive structure such as a flower, inflorescence axis or cone scale.
Bracts are usually different from foliage leaves in size, color, shape or texture. They also look ...
s, and one with
racemose
A raceme () or racemoid is an unbranched, indeterminate type of inflorescence bearing flowers having short floral stalks along the shoots that bear the flowers. The oldest flowers grow close to the base and new flowers are produced as the shoo ...
inflorescences with no bracteoles.
The genus is divided into the following
subgenera
In biology, a subgenus ( subgenera) is a taxonomic rank directly below genus.
In the International Code of Zoological Nomenclature, a subgeneric name can be used independently or included in a species name, in parentheses, placed between the ge ...
and
sections
Section, Sectioning, or Sectioned may refer to:
Arts, entertainment and media
* Section (music), a complete, but not independent, musical idea
* Section (typography), a subdivision, especially of a chapter, in books and documents
** Section sig ...
Plants of the World Online
Plants of the World Online (POWO) is an online taxonomic database published by the Royal Botanic Gardens, Kew.
History
Following the Convention on Biological Diversity, the Royal Botanic Gardens in Kew launched Plants of the World Online i ...
'' accepts the following species in the genus ''Juncus'':
*'' Juncus acuminatus'' Michx.
*''
Juncus acutiflorus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superf ...
'' Ehrh. ex Hoffm.
*''
Juncus acutus
''Juncus acutus'', the spiny rush, sharp rush or sharp-pointed rush, is a flowering plant in the monocot family Juncaceae. It is native to the Americas, Northern and Southern Africa, Western and Southern Europe and West Asia, and is found in a v ...
Juncus allioides
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Franch.
*''
Juncus alpigenus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus aridicola
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plant, herbaceous pla ...
'' L.A.S.Johnson
*''
Juncus articulatus
''Juncus articulatus'' is a flowering plant species in the rush family Juncaceae. It is known by the common name jointleaf rush or jointed rush, which can also refer to '' J. kraussii'' from Australia. It is native to Eurasia, Canada, Greenland ...
'' L.
*''
Juncus astreptus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus baekdusanensis
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus brachycarpus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus brachyphyllus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus brachystigma
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Sam.
*''
Juncus brasiliensis
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plant, herbaceous pla ...
Juncus bufonius
''Juncus bufonius'', known commonly as toad rush, is a widespread flowering plant species complex in the rush family Juncaceae.
Distribution
Its native range is circumpolar throughout tropical, subtropical, subarctic, and temperate climate areas ...
'' L.
*''
Juncus bulbosus
''Juncus bulbosus'', the bulbous rush, is a species of flowering plant in the family Juncaceae, native to Iceland, the Faroes, Europe, Macaronesia
Macaronesia (; ) is a collection of four volcanic archipelagos in the Atlantic Ocean#North A ...
'' L.
*''
Juncus burkartii
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Barros
*''
Juncus caesariensis
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plant, herbaceous pla ...
Juncus canadensis
''Juncus canadensis'', called the Canadian rush, is a species of flowering plant in the genus ''Juncus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, conta ...
'' J.Gay ex Laharpe
*''
Juncus capensis
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus capitatus
''Juncus capitatus'' is a species of rush known by the common names dwarf rush and leafybract dwarf rush. It is native to Europe, Asia and North Africa. It is also an introduced species in parts of North America such as California and the Gulf ...
'' Weigel
*''
Juncus castaneus
''Juncus castaneus'' is a species of rush known by the common name chestnut rush. It has a circumborealWilliams, Tara Y. 1990''Juncus castaneus''.In: Fire Effects Information System, nline U.S. Department of Agriculture, Forest Service, Rocky ...
'' Sm.
*''
Juncus cephalostigma
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus chrysocarpus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus conglomeratus
''Juncus conglomeratus'', the compact rush, is a perennial, herbaceous flowering plant species in the rush family Juncaceae.
In the British Isles it is one of six rush species that can dominate lowland damp grasslands.Juncus continuus
''Juncus continuus'' is a perennial plant found in many parts of Australia; namely the regions of Queensland and New South Wales. Juncus continuus has also been introduced in Great Britain and New Zealand, and invasive in Texas
Texas ( , ...
Juncus coriaceus
''Juncus coriaceus'', the leathery rush, is a species of flowering plant in the family Juncaceae, native to the southeastern United States, from Texas to Cape May, New Jersey
Cape May (sometimes Cape May City) is a City (New Jersey), city a ...
Juncus crassistylus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus curvatus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plant, herbaceous pla ...
Juncus × degenianus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plant, herbaceous pla ...
Juncus diemii
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Barros
*''
Juncus diffusissimus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Buckley
*''
Juncus × diffusus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfi ...
Juncus distegus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Edgar
*''
Juncus dolichanthus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus ebracteatus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus ecuadoriensis
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Balslev
*''
Juncus edgariae
''Juncus edgariae'' is a species of rush, commonly called Edgar's rush or wīwī, that is endemic to New Zealand.
The species was described in 2001 by Lawrie Johnson and Karen Wilson. It had previously been confused with '' Juncus gregifloru ...
'' L.A.S.Johnson & K.L.Wilson
*''
Juncus effusus
''Juncus effusus'' is a perennial herbaceous flowering plant species in the rush family Juncaceae, with the common names common rush or soft rush. In North America, the common name soft rush also refers to ''Juncus interior''.
Distribution
''J ...
Juncus engleri
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Buchenau
*''
Juncus ensifolius
''Juncus ensifolius'' is a species of rush known by the common names swordleaf rush, sword-leaved rush, and three-stamened rush. It is native to much of western North America from Alaska to central Mexico, and into eastern Canada. It is present ...
Juncus fernandez-carvajaliae
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superf ...
Juncus fimbristyloides
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plant, herbaceous pla ...
Juncus fontanesii
''Juncus fontanesii'', also known as Desfontaines' rush, is a species of rush in the family Juncaceae.
Description
Resembling a ''J. articulatus'' with sprawling stems, or for ''ssp. brachyanthus'' mat-forming.
Inflorescence is a lax display o ...
Juncus × fulvescens
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus giganteus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Sam.
*''
Juncus glaucoturgidus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus gracilicaulis
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus greenei
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Oakes & Tuck.
*''
Juncus gregiflorus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' L.A.S.Johnson
*''
Juncus grisebachii
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Buchenau
*''
Juncus guadeloupensis
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus haenkei
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus howellii
''Juncus howellii'' is a species of rush known by the common name Howell's rush. It is native to the northwestern United States, where it grows in moist mountain meadows. This is a perennial herb growing from a thick rhizome and producing stems ...
Juncus interior
''Juncus interior'' is a species of rush. It is known by the common name interior rush, and in its native range also as " soft rush" (which generally refers to ''J. effusus'' outside North America).
It is native to the central inlands of North ...
Juncus jaxarticus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus kleinii
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus laeviusculus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus × langii
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus × lemieuxii
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' B.Boivin
*''
Juncus leptospermus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plant, herbaceous pla ...
Juncus longii
''Juncus longii'' is a species within section Graminifolii—distinguished by its flat, septae-less leaves and rounded capsules arranged in glomerules—''Juncus longii'' stands out for its particularly dense and compact inflorescence. It also fe ...
Juncus macrantherus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus maritimus
''Juncus maritimus'', known as the sea rush, is a species of rush that grows on coastlines. It is sometimes considered conspecific with '' Juncus kraussii''.
It has a wide distribution across the western Palearctic realm (all of Europe, western ...
Juncus maximowiczii
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus megalophyllus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plant, herbaceous pla ...
Juncus milashanensis
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus minutulus
''Juncus minutulus'' is a species of rush (Juncaceae) informallyPer Google search, a formal name is unknown referred to as minute rush, dwarf toad rush and annual rush.
Description
An annual, resembling and easily confused with a tiny '' Juncus ...
Juncus × montellii
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Vierh.
*''
Juncus × montserratensis
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus mustangensis
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plant, herbaceous pla ...
Juncus nodatus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus novae-zelandiae
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plant, herbaceous pla ...
'' Hook.f.
*''
Juncus nupela
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus × obotritorum
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus × oronensis
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Fernald
*''
Juncus orthophyllus
''Juncus orthophyllus'' is a species of rush known by the common name straightleaf rush native to western North America from British Columbia to California and Nevada, where it grows in moist spots in mountain habitat, such as meadows.
Descript ...
Juncus pelocarpus
''Juncus pelocarpus'', the brown-fruit rush, is a species of flowering plant in the family Juncaceae
Juncaceae is a family of flowering plants, commonly known as the rush family. It consists of 8 genera and about 464 known species of slow-g ...
Juncus prismatocarpus
''Juncus prismatocarpus'', the branching rush, is a tufted, perennial species of flowering plant in the rush family, Juncaceae. Found in moist situations, often on sandy ground. Grass-like leaves are 10 to 40 cm long, 1.3 to 3.0 mm in diameter. I ...
Juncus prominens
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus regelii
''Juncus regelii'' is a species of rush known by the common name Regel's rush. It is native to western North America from British Columbia to Utah, where it grows in moist mountainous habitat, such as meadows. This is a rhizomatous perennial her ...
Juncus revolutus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plant, herbaceous pla ...
Juncus roemerianus
''Juncus roemerianus'' is a species of flowering plant in the rush family known by the common names black rush, needlerush, and black needlerush. It is native to North America, where its main distribution lies along the coastline of the southeas ...
'' Scheele
*''
Juncus rohtangensis
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Goel & Aswal
*''
Juncus × ruhmeri
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Asch. & Graebn.
*''
Juncus rupestris
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Kunth
*''
Juncus × sallandiae
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus scabriusculus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus sparganiifolius
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus sphacelatus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' Decne.
*''
Juncus sphaerocarpus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus squarrosus
''Juncus squarrosus'', called goose corn, heath rush, and mosquito rush, is a species of flowering plant in the family Juncaceae
Juncaceae is a family of flowering plants, commonly known as the rush family. It consists of 8 genera and about ...
Juncus stygius
''Juncus stygius'', called the bog rush and moor rush, is a species of flowering plant in the genus ''Juncus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, ...
'' L.
*''
Juncus subcaudatus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus subnodulosus
''Juncus subnodulosus'', the blunt-flowered rush, is a species of Juncaceae, rush. It natively occurs from the Mediterranean region across temperate Europe, but it does not range far into Scandinavia. Introduced populations exist in New Zealand a ...
'' Schrank
*''
Juncus subsecundus
''Juncus subsecundus '', the fingered rush, is a species of rush found in many parts of Australia
Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent ...
Juncus tenuis
''Juncus tenuis'', the slender rush, is a clump-forming, round-stemmed perennial in the Juncaceae (rush family). Slender rush grows to be between 15 and 60 cm tall. Generally considered a weed, it is rarely sold by retailers as a household ...
Juncus trichophyllus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
'' W.W.Sm.
*''
Juncus triformis
''Juncus triformis'' is an uncommon species of Juncus, rush known by the common names Yosemite dwarf rush and long-styled dwarf rush.
It is Endemism, endemic to California, where it grows in wet granite rock habitat covered in thin soil layers, ...
'' Engelm.
*''
Juncus triglumis
''Juncus triglumis'', called the three-flowered rush, is a species of flowering plant in the genus ''Juncus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, ...
Juncus trilocularis
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus uniflorus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...
Juncus usitatus
''Juncus usitatus'', the common rush, is a species of flowering plant in the rush family, Juncaceae. A graceful, clumping plant growing from 40 cm to 1.1 metres high. Commonly found in New Zealand and eastern Australia in disturbed sites by ...
Juncus valvatus
''Juncus'' is a genus of monocotyledonous flowering plants, commonly known as rushes. It is the largest genus in the family Juncaceae, containing around 300 species.
Description
Rushes of the genus ''Juncus'' are herbaceous plants that superfici ...