''Chorizema nervosum'' is a species of flowering plant in the family
and is
endemic to the coast of southern Western Australia. It is an erect or spreading shrub with sharply-pointed, wavy, round to heart-shaped leaves, and yellowish-orange and red pea flowers.
Description
''Chorizema nervosum'' is an erect or spreading shrub that typically grows to a height of and has softly-hairy branches. Its leaves are round to heart-shaped, about long and often broader than long. They are also
glabrous, leathery, wavy and sharply-pointed. The flowers are yellowish-orange and red, arranged in loose groups, the
pedicels
In botany, a pedicel is a stem that attaches a single flower to the inflorescence. Such inflorescences are described as ''pedicellate''.
Description
Pedicel refers to a structure connecting a single flower to its inflorescence. In the absenc ...
often as long as the
sepals. The sepals are long, the upper two joined for about half their length. The
standard petal is about long and broader than long, the
wings nearly as long as the standard, and the
keel much shorter than both. Flowering occurs from July to September, and the fruit is a
pod
Pod or POD may refer to:
Biology
* Pod (fruit), a type of fruit of a flowering plant
* Husk or pod of a legume
* Pod of whales or other marine mammals
* "-pod", a suffix meaning "foot" used in taxonomy
Electronics and computing
* Proper ort ...
about long.
Taxonomy and naming
''Chorizema nervosum'' was first formally described in 1852 by
Thomas Moore
Thomas Moore (28 May 1779 – 25 February 1852) was an Irish writer, poet, and lyricist celebrated for his ''Irish Melodies''. Their setting of English-language verse to old Irish tunes marked the transition in popular Irish culture from Irish ...
in
Arthur Henfrey's ''The Garden Companion''.
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 ...
(''nervosum'') means "abounding in nerves", referring to the prominent veins in the leaves.
Distribution and habitat
This species of pea grows in rocky gullies, breakaways and rocky gullies in near-coastal areas from near
Jerramungup to
Cape Arid National Park
Cape Arid National Park is a List of national parks of Australia, national park located in Western Australia, southeast of Perth. The park is situated east of Esperance, Western Australia, Esperance and lies on the shore of the South coast of W ...
in the
Esperance Plains and
Mallee bioregions of southern Western Australia.
References
{{Taxonbar, from=Q15528687
nervosum
Fabales of Australia
Flora of Western Australia
Garden plants of Australia
Plants described in 1852