Poa lipskyi

HABIT Perennial; caespitose; clumped densely. Culms 30–50 cm long. Culm-internodes smooth. Lateral branches lacking. Leaf-sheaths glabrous on surface. Ligule an eciliate membrane; 3–4 mm long; obtuse. Leaf-blades flat, or conduplicate; 3–8 cm long; 2–4 mm wide. Leaf-blade surface scabrous; rough adaxially; glabrous. Leaf-blade apex abruptly acute.

INFLORESCENCE Inflorescence a panicle.

Panicle open; ovate; 5–14 cm long; 8 cm wide. Primary panicle branches 3–7 cm long. Panicle branches scaberulous.

Spikelets solitary. Fertile spikelets pedicelled.

FERTILE SPIKELETS Spikelets comprising 3–5 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 6–8 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus glabrous.

GLUMES Glumes persistent; similar; shorter than spikelet. Lower glume lanceolate; 0.75 length of upper glume; membranous; 1-keeled. Lower glume apex acute. Upper glume ovate; 4–5 mm long; 1 length of adjacent fertile lemma; membranous; 1-keeled; 3 -veined. Upper glume apex acute.

FLORETS Fertile lemma ovate; elliptic in profile; 4–5 mm long; membranous; keeled; 5 -veined. Lemma lateral veins obscure. Lemma surface pubescent; hairy below; hairy on veins. Lemma apex acute. Palea keels scaberulous; adorned above. Apical sterile florets resembling fertile though underdeveloped.

FLOWER Lodicules 2; membranous. Anthers 3.

FRUIT Caryopsis with adherent pericarp. Hilum punctiform.

DISTRIBUTION Asia-temperate: Soviet Middle Asia and China.

NOTES Poeae. Fl USSR 1995.

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