Poa dudkinii

HABIT Perennial; caespitose; clumped loosely. Rhizomes elongated. Culms erect; (15–)20–40(–45) cm long. Leaves mostly basal. Ligule an eciliate membrane. Leaf-blades flat, or convolute; 3–4(–7) cm long. Leaf-blade apex pungent.

INFLORESCENCE Inflorescence a panicle.

Panicle contracted; linear; 5–7(–8.5) cm long. Primary panicle branches (3–)4–5 -nate. Panicle branches smooth.

Spikelets solitary. Fertile spikelets pedicelled.

FERTILE SPIKELETS Spikelets comprising 2–3(–4) fertile florets; with diminished florets at the apex. Spikelets oblong, or ovate; laterally compressed; 5.5–7(–8) mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes glabrous. Floret callus pilose.

GLUMES Glumes persistent; similar; shorter than spikelet. Lower glume lanceolate; 5–5.5 mm long; membranous; 1-keeled. Lower glume apex acute. Upper glume lanceolate; 5–5.5 mm long; membranous; 1-keeled. Upper glume apex acute.

FLORETS Fertile lemma ovate; 5–5.5 mm long; membranous; keeled; 5 -veined. Lemma midvein ciliate. Lemma margins pilose. Lemma apex acute. Palea keels scaberulous. Palea surface puberulous; hairy on back. Apical sterile florets resembling fertile though underdeveloped.

FLOWER Anthers 3; 1.6–2 mm long.

DISTRIBUTION Asia-temperate: Soviet far east.

NOTES Poeae. Prabatova 2011.

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