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.

Pohlidium

HABIT Perennial. Culms 7–19 cm long. Leaf-sheath auricles erect. Ligule an eciliate membrane. Leaf-blade base with a false petiole. Leaf-blades elliptic, or ovate. Leaf-blade venation with distinct cross veins.

INFLORESCENCE Monoecious; with male and female spikelets in the same inflorescence. Inflorescence a panicle.

Panicle open.

Sexes segregated; on bisexual branches; with male above. Spikelets solitary. Fertile spikelets pedicelled. Male spikelets pedicelled.

FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets linear; laterally compressed; 2.5–3 mm long; falling entire.

GLUMES Glumes both absent or obscure.

FLORETS Fertile florets female. Fertile lemma lanceolate; herbaceous; keeled; wingless; 5–7 -veined. Lemma surface unwrinkled; without grooves; puberulous. Lemma apex acute. Palea 0.9 length of lemma. Palea surface pubescent.

FLOWER Lodicules 2; fleshy; truncate. Anthers 2–3. Stigmas 2.

FRUIT Caryopsis with adherent pericarp; ellipsoid; laterally compressed. Embryo 0.33 length of caryopsis.

MALE Male spikelets distinct from female; lanceolate. Male spikelet glumes absent, or 1. Male spikelet lemma muticous.

DISTRIBUTION South America.

Please cite this publication as detailed in How to Cite Version: 27th January 2014.