Deyeuxia appressa Vickery APNI*
Description: Erect perennial to 0.9 m high.
Leaves with ligule membranous, truncate, jagged and laciniate, 1–2 mm long; blade 2–4 mm wide, deeply grooved, lower surface scabrous, upper pubescent.
Panicle contracted, linear to narrow-lanceolate, 20–30 cm long, lobed, moderately dense, the branches appressed or slightly spreading, 3- or 4-nate, the ultimate branches bearing spikelets racemosely. Spikelets c. 3.5 mm long, rather strongly laterally compressed. Glumes slightly unequal, 1-nerved, keeled, very acute, narrowly gaping. Lemma narrow-lanceolate, not exceeding glumes, minutely scaberulous, 5-nerved, narrow-truncate or obscurely toothed at the apex, with a dorsal awn arising c. 1 mm from the apex; awn c. 5 mm long, much exserted, fine, reflexed; callus barbed with fine hairs, 0.2–1.2 mm long. Palea shorter than lemma. .
Flowering: spring–summer.
Distribution and occurrence: Grows on wet ground; in the Hornsby area.
NSW subdivisions: CC
Threatened species: NSW BCA: Endangered; Commonwealth EPBC: Endangered
This species is considered data-deficient by Saving our Species (SoS, DPIE) which means a conservation project cannot be developed for it. Visit their website and contact SoS if you have additional information.
Text by S. W. L. Jacobs & S. M. Hastings Taxon concept: Flora of NSW 4 (1993)
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.
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