Common name: Jericho Wiregrass
Aristida jerichoensis (Domin) Henrard APNI* Description: Compactly tufted perennial to 0.9 m high; culms terete, simple or sometimes branched from the lower nodes.
Leaves with sheath smooth or lightly scabrous; ligules 0.5–1 mm long; blade conduplicate or convolute, 1–1.5 mm wide when expanded, curved or flexuous, long-scabrous on upper surface.
Panicle contracted, rather dense, 4–27 cm long. Glumes narrowly oblong-ovate, 5–9 mm long, equal or up to c. 1 mm difference, lower acute, upper obtuse. Lemma linear-oblong, 4–7 mm long, brown or sometimes purple; awns flattened, filiform, to 25 cm long.
Flowering: in summer or in response to rain.
Distribution and occurrence:
NSW subdivisions: NC, *CC, NT, CT, ST, NWS, CWS, SWS, NWP, SWP, NFWP, SFWP
Other Australian states: Qld N.T.
Text by S. W. L. Jacobs & S. M. Hastings
Taxon concept:
| | Key to the varieties | |
| 1 | Margins of the lemma furrow without tubercles | var. jerichoensis |
| Margins of involute lemma with rows of distinct short spines (tubercles) | var. subspinulifera |
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
|
