GrassBase - The Online World Grass Flora

Descriptions

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

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

Muhlenbergia huegelii

HABIT Perennial. Culms decumbent, or prostrate; 100–160 cm long (long). Ligule an eciliate membrane; lacerate. Leaf-blades 8–15 cm long; 4–8 mm wide. Leaf-blade surface scabrous.

INFLORESCENCE Inflorescence a panicle.

Panicle open; lanceolate; interrupted; 10–20 cm long.

Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform; 1–2 mm long; scabrous.

FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; compressed slightly; 2–2.5 mm long; breaking up at maturity; disarticulating below each fertile floret.

GLUMES Glumes persistent; similar; shorter than spikelet; similar to fertile lemma in texture. Lower glume lanceolate; 1 mm long; 0.66 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume primary vein scabrous. Lower glume lateral veins absent. Lower glume apex acute. Upper glume lanceolate; 1.5 mm long; 0.7 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume primary vein scabrous. Upper glume apex acute.

FLORETS Fertile lemma lanceolate; 2–2.5 mm long; membranous; without keel; 3 -veined. Lemma surface pubescent; hairy below. Lemma apex acute; awned; 1 -awned. Principal lemma awn flexuous; 20 mm long overall. Palea 1 length of lemma; 2 -veined. Palea surface pilose.

FLOWER Lodicules 2; cuneate; fleshy.

FRUIT Caryopsis with adherent pericarp; fusiform.

DISTRIBUTION Asia-temperate: Soviet far east, Soviet Middle Asia, western Asia, China, and eastern Asia. Asia-tropical: India, Indo-China, Malesia, and Papuasia.

NOTES Eragrostideae. Bor.

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