''Thryptomene calcicola'' is a species of flowering plant in the family

Myrtaceae Myrtaceae, the myrtle family, is a family of dicotyledonous plants placed within the order Myrtales. Myrtle, pōhutukawa, bay rum tree, clove, guava, acca (feijoa), allspice, and eucalyptus are some notable members of this group. All speci ...

and is endemic to a small area in the north-west of Western Australia. It is an erect, sometimes spreading shrub with upwards-pointing linear leaves, and pinkish-mauve flowers with five petals and ten

stamen The stamen (plural ''stamina'' or ''stamens'') is the pollen-producing reproductive organ of a flower. Collectively the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filame ...

Description

''Thryptomene calcicola'' is an erect, sometimes spreading shrub that typically grows to a height of . Its leaves are directed upwards, linear, long and wide on a petiole long. The flowers are arranged

raceme A raceme ( or ) 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 s ...

-like in groups of four to fifteen on a

peduncle Peduncle may refer to: *Peduncle (botany), a stalk supporting an inflorescence, which is the part of the shoot of seed plants where flowers are formed *Peduncle (anatomy), a stem, through which a mass of tissue is attached to a body **Peduncle (art ...

long with egg-shaped bracteoles long and that remain until the fruit is shed. The flowers are in diameter with glossy, egg-shaped sepals long. The petals are pinkish-mauve, long and there are usually ten stamens. Flowering occurs from June to late October.

Taxonomy

''Thryptomene calcicola'' was first formally described in 2014 by Barbara Lynette Rye in the journal '' Nuytsia'' from specimens collected by

Malcolm Eric Trudgen Malcolm Eric Trudgen (born 1951) is a West Australian botanist. He has published some 105 botanical names. He currently runs his own consulting company, ''ME Trudgen and Associates''. He has worked in the Pilbara. Some publications * *. * * ...

in Kalbarri National Park in 2002. 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 ...

(''calcicola'') means "lime-inhabitant", referring to the limestone habitat of this species.

Distribution and habitat

This thryptomene only occurs in a small area of Kalbarri National Park where it grows in ''

Acacia ''Acacia'', commonly known as the wattles or acacias, is a large genus of shrubs and trees in the subfamily Mimosoideae of the pea family Fabaceae. Initially, it comprised a group of plant species native to Africa and Australasia. The genus na ...

'' shrubland.

Conservation status

''Thryptomene calcicola'' is classified as " Priority Two" by the Western Australian Government

Department of Parks and Wildlife The Department of Parks and Wildlife (DPaW) was the department of the Government of Western Australia responsible for managing lands described in the ''Conservation and Land Management Act 1984'' and implementing the state's conservation and e ...

, meaning that it is poorly known and from only one or a few locations.

References

{{Taxonbar, from=Q51046695

calcicola ''Calcicola'' is a genus in the Malpighiaceae, a family of about 75 genera of flowering plants in the order Malpighiales. ''Calcicola'' comprises 2 species of shrubs or treelets native to Mexico Mexico (Spanish: México), officially the Un ...

Endemic flora of Western Australia Endangered flora of Australia Rosids of Western Australia Plants described in 2014