高丽碱茅 gao li jian mao

?Puccinellia coreensis var. asperifolia Kitagawa.

Perennial, loosely tufted. Culms 20–60 cm tall, 1.3–2 mm in diam., nodes geniculate. Leaf sheaths loose, uppermost sheath ca. 10 cm, reaching base of inflorescence; ligule 1–2 mm; leaf blades flat or conduplicate, 8–20 cm, 1–3 mm wide, margins and adaxial surface scabrous. Panicle 8–20 × 3–5 cm; branches 2–5 per node, 3–8 cm, smooth, lower part naked, upper part densely spiculate. Spikelets 5–7 mm, florets 5–7; lower glume 1–1.2 mm, upper glume 1.5–2 mm; lemmas 2–2.5 mm, base slightly pubescent, apex obtuse, dentate-ciliate; palea keels scabrous on upper part; anthers 1.1–1.3 mm. Fl. Jun–Aug.

Hills, slopes, wet places along field margins. Jilin, Liaoning [Korea].

This taxon was first described as "Agrostis distans var. coreensis Hackel ex T. Mori" (Enum. Pl. Corea, 36. 1922), which is a nomen nudum and, therefore, was not validly published.