Bulbostylis humilis (Kunth) C.B.Clarke APNI* Synonyms: Bulbostylis striatella C.B.Clarke APNI*
Description: Slender tufted, amphicarpous annual or short-lived perennial.
Culms angular, glabrous, 8–15 cm long, 0.2–0.4 mm diam.
Leaves densely scabrid, flat but appearing almost filiform, 2–6 cm long, 0.3–0.8 mm wide. Inflorescence of 1–3 clustered spikelets, often with amphicarpous spikelets hidden in basal leaf sheaths. Aerial spikelets ovoid, acute, 3–8 mm long, 2–4 mm diam. Glumes 2–4 mm long, pale to dark red-brown with usually green excurrent scabrous mucro, glabrous or scattered-pubescent on sides. Stamens 2; anthers 0.4–0.7 mm long. Style 2-fid.
Nut obovoid, 1–1.4 mm long, 0.9–1 mm diam., with shortly transversely elongated epidermal cells in longitudinal rows, when young whitish, when mature grey to brownish. Basal spikelets with larger glumes and nuts and sometimes with style 3-fid.
Flowering: spring–summer.
Distribution and occurrence: Collected occasionally near Guyra and Glen Innes (NT). Native to Africa (South Africa to Sudan), Yemen. Near roads, in grassland on rocky hills.
NSW subdivisions: *NT
Text by K. L. Wilson (1993); edited KL Wilson (Sept 2022)
Taxon concept: Flora of NSW 4 (1993) as B. striatella
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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