Calytrix parvivallis
Calytrix parvivallis is a species of flowering plant in the myrtle family Myrtaceae and is endemic a restricted area in the south-west of Western Australia. It is a shrub with decussate, narrowly elliptic leaves and purple flowers with about 45 to 50 stamens in three rows.
Description
Calytrix parvivallis is a shrub that typically grows to a height of. Its leaves are decussate, overlapping to closely spaced and pressed against the stem, narrowly elliptic, long and wide and sessile. There are stipules up to long at the base of the leaves. The flowers are borne on a hairy, funnel-shaped peduncle long with egg-shaped to more or less round lobes long. The floral tube is hairy, long, wide, and narrowly cone-shaped with 10 ribs. The sepals are hairy, fused at the base, with more or less round to elliptic lobes long and wide. The petals are purple, glabrous, elliptic to egg-shaped, mostly long and wide, and there are about 45 to 50 stamens in three rows. Flowering occurs in October.
Taxonomy
Calytrix parvivallis was first formally described in 1987 by Lyndley Craven in the journal Brunonia from specimens collected near Minnivale, east of Dowerin in 1963. The specific epithet means 'small valley', a translation of the type location.
Distribution and habitat
This species of Calytrix grows on sand and red loam in the Minnivale district, in the Avon Wheatbelt bioregion of south-western Western Australia.
Conservation status
Calytrix parvivallis is listed as "Priority Two" by the Government of Western Australia Department of Biodiversity, Conservation and Attractions, meaning that it is poorly known and from one or a few locations.