''Thymus serpyllum'', known by the common names of Breckland thyme, Breckland wild thyme, wild thyme, creeping thyme, or elfin thyme, is a
species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriat ...
of
flowering plant
Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants t ...
in the mint
family
Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...
Lamiaceae,
native
Native may refer to:
People
* Jus soli, citizenship by right of birth
* Indigenous peoples, peoples with a set of specific rights based on their historical ties to a particular territory
** Native Americans (disambiguation)
In arts and entert ...
to most of Europe and North Africa. It is a low, usually
prostrate
Prostrate may refer to:-
*Prostration, a position of submission in religion etc.
*Prone position, a face-down orientation of the body
*Prostrate shrub
A prostrate shrub is a woody plant, most of the branches of which lie upon or just above the ...
subshrub growing to tall with creeping stems up to long. The oval
evergreen
In botany, an evergreen is a plant which has foliage that remains green and functional through more than one growing season. This also pertains to plants that retain their foliage only in warm climates, and contrasts with deciduous plants, whic ...
leaves
A leaf ( : leaves) is any of the principal appendages of a vascular plant stem, usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", while the leaves, st ...
are 3–8 mm long. The strongly scented
flower
A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants (plants of the division Angiospermae). The biological function of a flower is to facilitate reproduction, usually by providing a mechanis ...
s are either lilac, pink-purple, magenta, or a rare white, all 4–6 mm long and produced in clusters. The hardy plant tolerates some pedestrian traffic and produces odors ranging from heavily herbal to lightly lemon, depending on the variety.
Description
Wild thyme is a creeping dwarf evergreen shrub with woody stems and a taproot. It forms matlike plants that root from the nodes of the squarish, limp stems. The leaves are in opposite pairs, nearly stalkless, with linear elliptic round-tipped blades and untoothed margins. The plant sends up erect flowering shoots in summer. The usually pink or mauve flowers have a tube-like
calyx
Calyx or calyce (plural "calyces"), from the Latin ''calix'' which itself comes from the Ancient Greek ''κάλυξ'' (''kálux'') meaning "husk" or "pod", may refer to:
Biology
* Calyx (anatomy), collective name for several cup-like structures ...
and an irregular straight-tubed, hairy
corolla
Corolla may refer to:
*Corolla (botany), the petals of a flower, considered as a unit
*Toyota Corolla, an automobile model name
*Corolla (headgear)
A ''corolla'' is an ancient headdress in the form of a small circlet or crown.schizocarp
A schizocarp is a dry fruit that, when mature, splits up into mericarps.
There are different definitions:
* Any dry fruit composed of multiple carpels that separate.
: Under this definition the mericarps can contain one or more seeds (the m ...
.
Distribution and habitat
Wild thyme is native to the
Palearctic realm
The Palearctic or Palaearctic is the largest of the eight biogeographic realms of the Earth. It stretches across all of Eurasia north of the foothills of the Himalayas, and North Africa.
The realm consists of several bioregions: the Euro-Si ...
of Europe and Asia. It is a plant of thin soils and can be found growing on sandy-soiled heaths, rocky outcrops, hills, banks, roadsides and riverside sand banks.
Wild thyme is one of the plants on which both the
common blue butterfly and
large blue butterfly
The large blue (''Phengaris arion'') is a species of butterfly in the family Lycaenidae. The species was first defined in 1758 and first recorded in Britain in 1795. In 1979 the species became mostly extinct in Britain but has been successfully ...
larvae feed and it is also attractive to bees.
[
]
Chemistry
The oils of ''T. serpyllum'' contain thymol
Thymol (also known as 2-isopropyl-5-methylphenol, IPMP), , is a natural monoterpenoid phenol derivative of ''p''-Cymene, isomeric with carvacrol, found in oil of thyme, and extracted from '' Thymus vulgaris'' (common thyme), ajwain, and va ...
, carvacrol
Carvacrol, or cymophenol, C6H3(CH3)(OH)C3H7, is a monoterpenoid phenol. It has a characteristic pungent, warm odor of oregano.
Natural occurrence
Carvacrol is present in the essential oil of ''Origanum vulgare'' (oregano), oil of thyme, oil obt ...
, limonene
Limonene is a colorless liquid aliphatic hydrocarbon classified as a cyclic monoterpene, and is the major component in the oil of citrus fruit peels. The -isomer, occurring more commonly in nature as the fragrance of oranges, is a flavoring a ...
, paracymene, gamma-terpinene and beta-caryophyllene.
Cultivation
Creeping and mounding variants of ''T. serpyllum'' are used as border plants and ground cover around gardens and stone paths. It may also be used to replace a bluegrass lawn to xeriscape low to moderate foot traffic areas due to its tolerance for low water and poor soils.
Numerous cultivars
A cultivar is a type of cultivated plant that people have selected for desired traits and when propagated retain those traits. Methods used to propagate cultivars include: division, root and stem cuttings, offsets, grafting, tissue culture, ...
have been produced, of which 'Pink Chintz' has gained the Royal Horticultural Society
The Royal Horticultural Society (RHS), founded in 1804 as the Horticultural Society of London, is the UK's leading gardening charity.
The RHS promotes horticulture through its five gardens at Wisley (Surrey), Hyde Hall (Essex), Harlow Carr (Nor ...
's Award of Garden Merit
The Award of Garden Merit (AGM) is a long-established annual award for plants by the British Royal Horticultural Society (RHS). It is based on assessment of the plants' performance under UK growing conditions.
History
The Award of Garden Merit ...
. A miniature creeping form is 'Elfin'.
Gallery
Image:Thymus serpyllum flowering plants.jpg
Image:Thymus serp 1.jpg
Image:Базаихский разрез, Thymus serpyllum.jpg
Image:Thymus aa1.jpg
Image:Thymus serpyllum1.jpg
Image:Wilder Thymian.jpg
Image:Thymus serpyllum var albus1.jpg, var. albus
Image:Thymus serpyllum var albus2.jpg, var. albus
File:Creeping red thyme.jpg, ''Thymus serpyllum coccineus''
File:Wild Thyme, Thymus serpyllum.JPG, Wild thyme in the UBC Botanical Garden
UBC Botanical Garden, at the University of British Columbia, was established in 1916 under the directorship of John Davidson, British Columbia's first provincial botanist. It is the oldest botanical garden at a university in Canada.
The garden me ...
Illustrations
Image:Illustration Thymus serpyllum0 clean.jpg
Image:Thymus_serpyllum_-_Köhler–s_Medizinal-Pflanzen-138.jpg
Image:Thymus serpyllum Sturm57.jpg
Image:Thymus serpyllum backtimjan1.JPG
Image:Thymus serpyllum backtimjan2.jpg
Caterpillar food plants
/ref>
References
External links
World Checklist
*
{{Authority control
Flora of France
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Medicinal plants
Plants described in 1753
Taxa named by Carl Linnaeus
serpyllum
Subshrubs