Elymus qingnanensis

HABIT Perennial; caespitose. Culms geniculately ascending; 20–25 cm long. Leaf-sheath auricles falcate. Ligule an eciliate membrane. Leaf-blades involute; 2.5–10.5 cm long; 2.5–4 mm wide.

INFLORESCENCE Inflorescence composed of racemes.

Racemes 1; single; drooping; sinuous; bilateral; 4–8 cm long; 10–25 mm wide. Rhachis flattened. Spikelet packing broadside to rhachis; lax; regular; 2 -rowed.

Spikelets solitary, or in pairs. Fertile spikelets sessile.

FERTILE SPIKELETS Spikelets comprising 3–5 fertile florets; with diminished florets at the apex. Spikelets elliptic to oblong; laterally compressed; 10–15 mm long; breaking up at maturity; disarticulating below each fertile floret.

GLUMES Glumes persistent; similar; subequal in width; shorter than spikelet. Lower glume lanceolate; 4.5–5 mm long; 0.66 length of upper glume; coriaceous; without keels; 2–4 -veined. Lower glume surface glabrous. Lower glume apex acuminate. Upper glume lanceolate; 6–6.5 mm long; coriaceous.

FLORETS Fertile lemma lanceolate; 6.5–7 mm long; coriaceous; without keel; 5 -veined. Lemma apex awned; 1 -awned. Principal lemma awn reflexed; 15–20 mm long overall. Apical sterile florets resembling fertile though underdeveloped.

FLOWER Anthers 3; 1 mm long; green.

DISTRIBUTION Asia-temperate: China.

NOTES Triticeae. Lu & Wu 2015.

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