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Descriptions
W.D. Clayton, M. Vorontsova, K.T. Harman & H. Williamson
© Copyright The Board of Trustees, Royal Botanic Gardens, Kew.
Eriachne pallescens
HABIT Perennial; caespitose. Culms erect; 40–100 cm long; wiry. Ligule a fringe of hairs. Leaf-blades convolute; 5–10 cm long; 1–2 mm wide; stiff.
INFLORESCENCE Inflorescence a panicle.
Panicle open; ovate; 8–12 cm long.
Spikelets solitary. Fertile spikelets pedicelled.
FERTILE SPIKELETS Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets ovate; laterally compressed; compressed slightly; 3.5–4 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus pilose.
GLUMES Glumes persistent; similar; reaching apex of florets; thinner than fertile lemma. Lower glume ovate; 1 length of upper glume; membranous; without keels; 8 -veined. Lower glume apex acute. Upper glume ovate; membranous; without keels; 9 -veined. Upper glume apex acute.
FLORETS Fertile lemma ovate; laterally compressed; 3 mm long; coriaceous; without keel; 7 -veined. Lemma surface pubescent. Lemma margins involute. Lemma apex acute; awned; 1 -awned. Principal lemma awn 2 mm long overall. Palea 1 length of lemma; coriaceous; 2 -veined. Palea surface pubescent; hairy on back and on flanks. Palea apex dentate; 2 -fid; with excurrent keel veins.
FLOWER Anthers 2; 2.4 mm long.
FRUIT Caryopsis with adherent pericarp; obovoid; 1.7 mm long.
DISTRIBUTION Asia-temperate: China. Asia-tropical: India, Indo-China, Malesia, and Papuasia. Australasia: Australia. Pacific: northwestern.
NOTES Eriachneae. WDC.
Please cite this publication as detailed in How to Cite Version: 3rd February 2016.