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Descriptions

W.D. Clayton, M. Vorontsova, K.T. Harman & H. Williamson

© Copyright The Board of Trustees, Royal Botanic Gardens, Kew.

Neohouzeaua fimbriata

HABIT Perennial; caespitose. Rhizomes short; pachymorph. Culms scandent; 1300 cm long; 20–30 mm diam.; woody. Culm-internodes terete; hollow; 40 cm long; light green. Lateral branches dendroid. Branch complement many; with subequal branches. Culm-sheaths 13–16 cm long; 2 length of internode; hispid; with appressed hairs; with dark brown hairs; auriculate; with 9 mm high auricles; with 21 mm wide auricles; setose on shoulders; shoulders with 25 mm long hairs. Culm-sheath ligule 4 mm high; lacerate. Culm-sheath blade lanceolate, or narrowly ovate; reflexed; 13–21 cm long; 12 mm wide; pubescent; acuminate. Leaf-sheaths pubescent; outer margin hairy. Leaf-sheath oral hairs setose; curly; 20 mm long. Leaf-sheath auricles falcate; 14 mm long. Ligule an eciliate membrane; 1 mm long. Collar with external ligule. Leaf-blade base with a brief petiole-like connection to sheath; petiole 1 cm long; petiole glabrous, or pubescent. Leaf-blades ovate; 25–52 cm long; 6–12 mm wide. Leaf-blade surface glabrous; hairless except near base. Leaf-blade margins glabrous, or ciliate. Leaf-blade apex filiform.

INFLORESCENCE Synflorescence bractiferous; clustered at the nodes; in untidy tufts; glabrous on internodes; with spathaceous subtending bracts; bracts 25–35 mm long; with axillary buds at base of spikelet; prophyllate below lateral spikelets; leafless between clusters; 15–30 cm long overall.

Fertile spikelets sessile.

FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets linear; subterete; 20–25 mm long; breaking up at maturity; disarticulating below each fertile floret.

GLUMES Glumes several.

FLORETS Fertile lemma elliptic; 15–18 mm long; 8 mm wide; chartaceous; without keel; 21 -veined. Lemma midvein ciliolate. Lemma surface pubescent; hairy above. Lemma margins pubescent. Lemma hairs tawny. Lemma apex setaceously attenuate. Palea 25 mm long; chartaceous; 22 -veined; without keels. Palea surface pubescent; hairy above. Palea apex awned; awns 1 mm long.

FLOWER Lodicules absent. Anthers 6. Filaments united in a tube. Stigmas 3. Ovary with a steeple-like appendage.

FRUIT Caryopsis with free brittle pericarp; obovoid; 12 mm long.

DISTRIBUTION Asia-tropical: Indo-China.

NOTES Bambuseae. Dransfield 2004.

Please cite this publication as detailed in How to Cite Version: 3rd February 2016.