Holttumochloa korbuensis

HABIT Perennial; caespitose. Rhizomes short; pachymorph. Culms 40 mm diam.; woody; without nodal roots. Culm-internodes terete; hollow. Lateral branches dendroid. Branch complement many. Leaves cauline. Ligule a ciliolate membrane; 0.5 mm long. Collar with external ligule. Leaf-blade base with a brief petiole-like connection to sheath; petiole 0.1–0.2 cm long. Leaf-blades lanceolate; 3.5–7.5 cm long; 6–10 mm wide. Leaf-blade apex acuminate.

INFLORESCENCE Synflorescence bractiferous; linear; with glumaceous subtending bracts; with axillary buds at base of spikelet; prophyllate below lateral spikelets.

FERTILE SPIKELETS Spikelets comprising 2–3 fertile florets; with diminished florets at the apex. Spikelets lanceolate; laterally compressed; 10–12 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes definite; 2 mm long.

GLUMES Glumes several; comprising 1–2 gemmiferous bracts; 1 empty glumes.

FLORETS Fertile lemma ovate; 4–5 mm long; without keel. Lemma margins ciliolate. Lemma apex acute. Palea 3–4 mm long; 10 -veined. Apical sterile florets resembling fertile though underdeveloped.

FLOWER Lodicules 3; membranous; glabrous. Anthers 6; 1–1.5 mm long; anther tip smooth. Filaments free. Stigmas 3. Ovary umbonate; pubescent on apex.

DISTRIBUTION Asia-tropical: Malesia.

NOTES Bambuseae. Wong 1996.

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