Isolepis producta (C.B.Clarke) K.L.Wilson APNI* Synonyms: Scirpus productus C.B.Clarke APNI*
Description: Aquatic perennial, occasionally producing little tubers.
Culms leafy, submerged and elongated, or creeping and rooting at nodes.
Spikelet solitary, elliptic in outline, strongly flattened, 5–10-flowered, 3–5 mm long; involucral bract 1, shorter than or equalling spikelet, glume-like or with a short thickened appendage. Glumes obtuse, conspicuously numerous-nerved, 2.5–3.3 mm long, usually dark red-brown to blackish or straw-coloured tinged dark red-brown. Stamens 3; anthers 1.5–2.7 mm long. Style 2-fid.
Nut plano-convex, with angles slightly ribbed, obovoid, about half as long as glume, c. 1.5 mm long, c. 1.0 mm diam., smooth, minutely reticulate, shining, grey-brown.
Flowering: spring–summer.
Distribution and occurrence: Grows in lagoons, swamps and streams; on the coast and tablelands, south from Llangothlin Lagoon.
NSW subdivisions: CC, SC, NT, CT, ST
Other Australian states: Vic. Tas. W.A. S.A.
Text by K. L. Wilson
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.
|
