Stipa karjaginii

HABIT Perennial; caespitose; clumped densely. Culms 40–80 cm long. Leaf-sheaths scaberulous. Ligule an eciliate membrane; 6–8 mm long. Leaf-blades filiform; conduplicate; 1–2 mm wide. Leaf-blade surface scabrous; rough adaxially; glabrous.

INFLORESCENCE Inflorescence a panicle.

Panicle open.

Spikelets solitary. Fertile spikelets pedicelled.

FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 70–90 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus elongated; curved; 5–6 mm long; acute.

GLUMES Glumes persistent; similar; exceeding apex of florets; thinner than fertile lemma. Lower glume lanceolate; 70–90 mm long; 1 length of upper glume; membranous; without keels. Lower glume apex acuminate. Upper glume lanceolate; 70–90 mm long; membranous; without keels. Upper glume apex acuminate.

FLORETS Fertile lemma elliptic; subterete; 25–26 mm long; coriaceous; without keel. Lemma surface pilose; hairy all along. Lemma margins convolute; covering most of palea. Lemma apex awned; 1 -awned. Principal lemma awn bigeniculate; 320–400 mm long overall; with twisted column; limb hirsute; with 5–7 mm long hairs. Column of lemma awn pubescent; with 1 mm long hairs. Palea 2 -veined; without keels.

FLOWER Anthers 3.

DISTRIBUTION Asia-temperate: Caucasus.

NOTES Stipeae. Musajev & Sadychov 2005.

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