Puccinellia micrandra

HABIT Perennial; caespitose; clumped loosely. Culms geniculately ascending; 10–20 cm long; 1 mm diam. Ligule an eciliate membrane; 1 mm long; truncate, or acute. Leaf-blades 2–4 cm long; 1–2 mm wide; grey-green. Leaf-blade surface scabrous; rough adaxially. Leaf-blade margins scabrous.

INFLORESCENCE Inflorescence a panicle.

Panicle open; ovate; 5–8 cm long; 3–5 cm wide. Primary panicle branches 2 -nate; 2–4 cm long. Panicle branches smooth.

Spikelets solitary. Fertile spikelets pedicelled. Pedicels 0.5 mm long; scabrous.

FERTILE SPIKELETS Spikelets comprising 2–3 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 2.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus sparsely hairy.

GLUMES Glumes persistent; similar; shorter than spikelet. Lower glume ovate; 0.6–1 mm long; 0.5 length of upper glume; membranous; without keels; 1 -veined. Lower glume lateral veins absent. Upper glume elliptic; 1.2 mm long; 0.75 length of adjacent fertile lemma; membranous; without keels; 3 -veined.

FLORETS Fertile lemma oblong; 1.5 mm long; membranous; yellow and purple; suffused with last colour; without keel; 5 -veined. Lemma surface glabrous. Lemma apex truncate. Palea 2 -veined. Palea keels smooth. Apical sterile florets resembling fertile though underdeveloped.

FLOWER Anthers 3; 0.3–0.5 mm long.

DISTRIBUTION Asia-temperate: China.

NOTES Poeae. Fl China 2005.

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