东北猬草 dong bei wei cao

Asperella komarovii Roshevitz, Bot. Mater. Gerb. Glavn. Bot. Sada SSSR 5: 152. 1924.

Culms 100–130 cm tall, 4–6-noded, glabrous or pubescent below spike. Leaf sheath glabrous or pubescent; ligule ca. 1.5 mm; leaf blade flat, 10–20 × 1–2 cm, abaxial surface scabrous, adaxial surface pubescent. Spike ± nodding, green, slender, 10–20 × 1–1.5 cm; rachis pubescent on back, margin ciliate. Spikelets 2 per node, or 1 per node proximally in spike, with 2 or 3 florets. Glumes subulate, 3–6 mm, pubescent. First lemma ca. 12 mm; callus densely pubescent; awn 1–1.5 cm. Palea linear-lanceolate, shorter than lemma, ciliate along keels, apex 2-lobed. Caryopsis linear, slightly concave on inner side. Fl. and fr. Jun–Jul.

Usually in forests; 1000–2000 m. Hebei, Heilongjiang, Henan, Jilin, Liaoning, Shaanxi [Japan, Korea, Mongolia, Russia].