Cryptandra Intermedia
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''Cryptandra intermedia'' is a flowering plant in the family
Rhamnaceae The Rhamnaceae are a large family of flowering plants, mostly trees, shrubs, and some vines, commonly called the buckthorn family. Rhamnaceae is included in the order Rosales. The family contains about 55 genera and 950 species. The Rhamnaceae h ...
and is endemic to the
southwest The points of the compass are a set of horizontal, radially arrayed compass directions (or azimuths) used in navigation and cartography. A compass rose is primarily composed of four cardinal directions—north, east, south, and west—each sepa ...
of Western Australia. It is a small shrub, usually with spiny branchlets, elliptic to linear leaves and spike-like clusters of white, tube-shaped flowers.


Description

''Cryptandra intermedia'' is a shrub that typically grows to a height of and usually has spiny branchlets. The leaves are elliptic to linear in outline, long and wide, on a petiole long with
stipule In botany, a stipule is an outgrowth typically borne on both sides (sometimes on just one side) of the base of a leafstalk (the petiole). Stipules are considered part of the anatomy of the leaf of a typical flowering plant, although in many speci ...
s long and a small sharp point on the tip. The upper surface of the leaves is
glabrous Glabrousness (from the Latin ''glaber'' meaning "bald", "hairless", "shaved", "smooth") is the technical term for a lack of hair, down, setae, trichomes or other such covering. A glabrous surface may be a natural characteristic of all or part of ...
, the edges turned down or rolled under, often concealing the densely hairy lower surface. The flowers are borne in head-like clusters of 2 to 10, surrounded by about 8 broadly egg-shaped to oblong
bract In botany, a bract is a modified or specialized leaf, especially one associated with a reproductive structure such as a flower, inflorescence axis or cone scale. Bracts are usually different from foliage leaves. They may be smaller, larger, or of ...
s. The
floral tube In angiosperms, a hypanthium or floral cup is a structure where basal portions of the Sepal, calyx, the petal, corolla, and the stamens form a cup-shaped tube. It is sometimes called a floral tube, a term that is also used for corolla tube and cal ...
is long, the
sepal A sepal () is a part of the flower of angiosperms (flowering plants). Usually green, sepals typically function as protection for the flower in bud, and often as support for the petals when in bloom., p. 106 The term ''sepalum'' was coined b ...
s long and glabrous, and the petals are about long.


Taxonomy and naming

This cryptandra was first formally described in 1995 by
Barbara Lynette Rye Barbara Lynette Rye is an Australian botanist born in 1952. Barbara Rye has been associated with the Western Australian Herbarium, where her work as a taxonomist has been the source of many new descriptions of plants. The number of taxa recorded ...
who gave it the name ''Cryptandra arbutiflora'' var. ''intermedia'' in the journal ''
Nuytsia ''Nuytsia floribunda'' is a hemiparasitic tree found in Western Australia. The species is known locally as moodjar and, more recently, the Christmas tree or Western Australian Christmas tree. The display of intensely bright flowers during the ...
'' from specimens collected near the Jurien Bay turnoff from the
Brand Highway Brand Highway is a main highway linking the northern outskirts of Perth to Geraldton in Western Australia. Together with North West Coastal Highway, it forms part of the Western Australian coastal link to the Northern Territory. The highway i ...
in 1992. In 2007, Rye raised the variety to species status as ''Cryptandra intermedia'' in a later edition of ''Nuytsia''. The
specific epithet In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...
(''intermedia '') means "coming between", referring to the floral morphology of this species in relation to others in the genus.


Distribution

''Cryptandra intermedia'' grows in rocky and undulating places, on slopes and hilltops, in winter-wet sites and along creeks, mostly between Cockleshell Gully, Mount Peron, Gingin and Moora in the
Avon Wheatbelt The Avon Wheatbelt is a bioregion in Western Australia. It has an area of . It is considered part of the larger Southwest Australia savanna ecoregion. Geography The Avon Wheatbelt bioregion is mostly a gently undulating landscape with low reli ...
,
Esperance Plains Esperance Plains, also known as Eyre Botanical District, is a biogeographic region in southern Western Australia on the south coast between the Avon Wheatbelt and Hampton bioregions, and bordered to the north by the Mallee region. It is a pl ...
,
Geraldton Sandplains Geraldton (Wajarri: ''Jambinu'', Wilunyu: ''Jambinbirri'') is a coastal city in the Mid West region of the Australian state of Western Australia, north of the state capital, Perth. At June 2018, Geraldton had an urban population of 37,648. ...
,
Jarrah Forest Jarrah forest is tall open forest in which the dominant overstory tree is ''Eucalyptus marginata'' (jarrah). The ecosystem occurs only in the Southwest Botanical Province of Western Australia. It is most common in the biogeographic region named in ...
and
Swan Coastal Plain The Swan Coastal Plain in Western Australia is the geographic feature which contains the Swan River as it travels west to the Indian Ocean. The coastal plain continues well beyond the boundaries of the Swan River and its tributaries, as a geol ...
bioregions of south-western Western Australia.


Conservation status

''Cryptandra intermedia'' is listed as "not threatened" by the Western Australian Government
Department of Biodiversity, Conservation and Attractions The Department of Biodiversity, Conservation and Attractions (DBCA) is the Western Australian government The Government of Western Australia, formally referred to as His Majesty's Government of Western Australia, is the Australian state de ...
.


References

{{Taxonbar, from=Q15538732
intermedia Intermedia is an art theory term coined in the mid-1960s by Fluxus artist Dick Higgins to describe various interdisciplinarity art activities that occur between genres, beginning in the 1960s. It was also used by John Brockman to refer to works ...
Rosales of Australia Flora of Western Australia Plants described in 2007 Taxa named by Barbara Lynette Rye