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FOC | Family List | FOC Vol. 22 | Poaceae | Diarrhena

2. Diarrhena fauriei (Hackel) Ohwi, Acta Phytotax. Geobot. 10: 135. 1941.

法利龙常草 fa li long chang cao

Molinia fauriei Hackel, Bull. Herb. Boissier, ser. 2, 3: 504. 1903; Diarrhena koryoensis Honda; D. nekkamontana Honda; D. yabeana Kitagawa; Neomolinia fauriei (Hackel) Honda; N. koryoensis (Honda) Nakai.

Culms solitary or in small tufts, erect, 80–100 cm tall, 2–3 mm in diam., 5–7-noded, puberulous below nodes. Leaf sheaths shorter than internodes, glabrous, rarely upper puberulous; leaf blades flat, thin, 20–30 × 1–2 cm, adaxial surface glabrous or puberulous, abaxial surface scabrid or nearly smooth, apex gradually long-acuminate; ligule ca. 0.5 mm. Panicle laxly contracted, narrowly lanceolate at first, later slightly more spreading, 12–15 × 2–3 cm; primary branches in clusters of 2–5, erect to ascending, scabrid, each branch with branchlets, loosely bearing 4–13 spikelets. Spikelets obovate at maturity, 4–7 mm, florets 2; glumes lanceolate, usually 1-veined, acute, lower glume 1–1.5 mm, upper glume ca. 2 mm; lemmas 3.5–4 mm, 3-veined, veins smooth, apex subacute; palea keels ciliolate. Anthers 1.5–2 mm. Caryopsis ca. 2.5 mm. Fl. and fr. Jul–Sep. 2n = 38.

Montane forests. Shandong, NE China [Japan, Korea, Russia (Far East)].


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