GrassBase - The Online World Grass Flora


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

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

Schizostachyum zollingeri

HABIT Perennial; caespitose. Rhizomes short; pachymorph. Culms erect; drooping at the tip; 1500 cm long; 20–100 mm diam.; woody. Culm-internodes terete; hollow; 20–40 cm long. Lateral branches dendroid. Branch complement many. Culm-sheaths persistent; 10–15 cm long; brown; pubescent; with appressed hairs; with dark brown hairs; convex at apex; auriculate; with 7 mm high auricles; ciliate on shoulders. Culm-sheath ligule 4 mm high; entire, or ciliolate. Culm-sheath blade triangular; erect; 7–9 cm long; 70–90 mm wide; pubescent. Leaf-sheaths pubescent. Leaf-sheath oral hairs ciliate. Leaf-sheath auricles falcate. Ligule an eciliate membrane. Leaf-blade base cuneate; with a brief petiole-like connection to sheath; petiole 0.5 cm long. Leaf-blades lanceolate; 15–30 cm long; 20–40 mm wide. Leaf-blade surface scabrous; rough abaxially.

INFLORESCENCE Synflorescence bractiferous; clustered at the nodes; in untidy tufts; with glumaceous subtending bracts; with axillary buds at base of spikelet; prophyllate below lateral spikelets; leafless between clusters.

Fertile spikelets sessile.

FERTILE SPIKELETS Spikelets comprising 1 fertile florets; with diminished florets at the apex. Spikelets lanceolate; laterally compressed; 15–30 mm long; breaking up at maturity; disarticulating below each fertile floret.

GLUMES Glumes several. Upper glume ovate. Upper glume margins ciliate. Upper glume awned; 1 -awned. Upper glume awn 1.5 mm long.

FLORETS Fertile lemma ovate; 8–9 mm long; chartaceous; without keel. Lemma margins convolute; covering most of palea; ciliate; hairy above. Lemma apex acute. Palea tightly convolute around flower; 10–11 mm long; chartaceous. Palea apex dentate; 2 -fid; ciliate. Rhachilla extension 5–9 mm long. Apical sterile florets 1 in number; rudimentary.

FLOWER Lodicules 3; 2.5–4 mm long; ciliate. Anthers 6; 3.5–5 mm long. Stigmas 3. Ovary with a steeple-like appendage.

FRUIT Caryopsis with free brittle pericarp.

DISTRIBUTION Asia-tropical: Indo-China and Malesia.

NOTES Bambuseae. Holttum 1995.

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