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.

Reynaudia

HABIT Perennial. Culms erect, or geniculately ascending; 15–40 cm long. Ligule a ciliate membrane. Leaf-blades filiform.

INFLORESCENCE Inflorescence a panicle.

Panicle contracted.

Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform.

FERTILE SPIKELETS Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; 3–4 mm long; falling entire.

GLUMES Glumes reaching apex of florets; firmer than fertile lemma. Lower glume oblong; membranous; 1-keeled; 3 -veined. Lower glume lateral veins ribbed. Lower glume surface without pits. Lower glume apex dentate; 2 -fid; awned. Upper glume oblong; membranous; 1-keeled; 5 -veined. Upper glume lateral veins ribbed. Upper glume apex dentate; 2 -fid; awned; 1 -awned.

FLORETS Basal sterile florets barren; without significant palea. Lemma of lower sterile floret oblong; membranous; 3 -veined; awned. Fertile lemma elliptic; hyaline; keeled; wingless; 1 -veined. Lemma surface unwrinkled; without grooves. Lemma apex acute. Palea absent or minute.

FLOWER Anthers 2.

FRUIT Caryopsis with adherent pericarp; oblong; laterally compressed.

DISTRIBUTION South America.

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