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

9b. Cleistogenes hackelii var. nakaii (Keng) Ohwi, Bot. Mag. (Tokyo). 55: 309. 1941.

宽叶隐子草 kuan ye yin zi cao

Cleistogenes serotina var. nakaii Keng, Sinensia 5: 151. 1934, based on Diplachne latifolia Nakai, Bot. Mag. (Tokyo) 35: 139. 1921, not (Grisebach) Hackel (1902); C. nakaii (Keng) Honda; Kengia hackelii subsp. nakaii (Keng) T. Koyama; K. hackelii var. nakaii (Keng) H. Yu & N. X. Zhao; Kengia nakaii (Keng) Packer.

Leaf sheaths usually glabrous; leaf blades 6.5–12 × 0.4–0.8 mm. Culms 0.9–1.5 mm in diam. Lower glume 2–3.6 mm, 1(–3)-veined; upper glume 3–4.7 mm, 1–3-veined; lowest lemma 5.4–6 mm. Fl. and fr. Jul–Oct.

Hill slopes in forests, along forest margins. Anhui, Gansu, Guizhou, Hebei, Heilongjiang, Henan, Hubei, Jiangsu, Liaoning, Nei Mongol, Shaanxi, Shandong, Shanxi, Zhejiang [Korea].

This is a good forage and sand-binding grass.

Cleistogenes ramiflora Keng & C. P. Wang var. tianmushanensis F. Z. Li & C. K. Ni (Bull. Bot. Res., Harbin 15: 436. 1995; Kengia ramiflora (Keng & C. P. Wang) H. Yu & N. X. Zhao var. tianmusha-nensis (F. Z. Li & C. K. Ni) H. Yu & N. X. Zhao) is based on a specimen from Zhejiang (Tianmu Shan). It appears to match C. hackelii var. nakaii, the only Cleistogenes species known from Zhejiang, except for its awnless lemmas. The type has not been seen.


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