Family: Cyperaceae
Eleocharis plana
Citation:
S.T. Blake, Proc. R. Soc. Qld 49:155 (1938).
Synonymy: Not Applicable Common name: Ribbed spike-rush.
Description:
Rhizomes creeping; stems tufted, erect or oblique, flat or slightly concave to slightly convex on one side, to 80 cm high, striate; uppermost leaf sheath discoloured, thickened or truncate or subtruncate at the mouth, with a mucro 1.5-3 mm long.
Spikelet narrowly cylindrical, mostly 10-15 mm long; glumes ovate, acute, c. 3.5 mm long, faintly keeled, with broad hyaline margins; stamens 3.
Nut obovoid, 1.2-1.6 x c. 1 mm, biconvex, swollen, margins slightly ribbed, minutely punctulate or wrinkled, at length shiny and brown; style base triangular or ovate, compressed, pallid, cellular, often hispidulous at the base, about half as long and wide as the nut; hypogynous bristles 6-8, reaching approximately to the top of the style base.
Published illustration:
Cunningham et al. (1982) Plants of western New South Wales, p. 165.
Distribution:
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S.Aust.: LE. Qld; N.S.W.
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Conservation status:
native
Flowering time: not available.
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SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
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Biology:
Blake (1938) considered this species to be difficult to distinguish from E. acura.
Author:
Not yet available
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