Australian Tropical Rainforest Plants - Online edition

Scleria lithosperma var. linearis Benth.


Grass
Family

Bentham, G. (1878) Flora Australiensis 7: 430. Type: Queensland. Brisbane River, F. Mueller.

Common name

Slender nutrush; Florida Keys nutrush

Stem

Tufted perennial with slender stems 40-60 cm or more tall.

Leaves

Leaves with an obtuse apex, lamina glaucescent, 1-4 mm wide; sheaths pubescent in the middle of the sides; contraligule short, obtuse, ovate to triangular, hirsute or ciliate.

Flowers

nflorescence narrow, very loose and up to 30 cm long, with a terminal panicle and 2-3 diatant axillary ones; spikelets few; primary bracts usually much exceeding their panicles. Spikelets bisexual, 1-3 in clusters, with 1 female flower and a few to several male flowers, 3-5 mm long. Glumes ovate to lanceolate, acuminate, with a green scabrid keel, rest streaked reddish brown. Disc reduced to a narrow, brown, minutely glandular ring concrete with the base of the nut.

Fruit

Nut ovoid or oblong-ovoid, obtusely trigonous, minutely umbonulate, about as long as the glumes, entire surface of the nut rugulose by transverse, wavy, minutely glandular ridges.

Seedlings

Features not available.

Distribution and Ecology

Occurs in CYP, NEQ and CEQ. Altitudinal range from near sea level to 570 m. Occurs in rainforest, notophyll vine forest, deciduous vine thicket and in Eucalypt woodland. Occurs in Asia, Malesia, to New Guinea and Fiji.

Natural History & Notes

May be distinguished from var. lithosperma by the surface texture of the nut.

RFK Code
4309
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