Carex CYPERACEAE Scleria 



6. Carex rara Boott ssp. capillacea (Boott) Kukenth. (Mak.F. 781). Culms 20-40 cm. 

 high. China, Korea, Japan; locally in Ku. 



7. Carex macrocephala Spreng. g|J£ (Ssu Ts'ao) (Mak.F. 783). Stout, erect, 15-20 

 cm. high; fr. brown, VIII. Eastern China and Japan to Alaska and Oregon; 

 locally in Che. Sandy shores. 



8. Carex gibba Wahlenb. ^HH (Ch'iung Lung T'ai; Eminent Carex) (Mak.F. 784). 

 Grasslike, 6 dm. high; fr. green, V. China and Japan; locally in Che., Ku. 

 Woodland. 



9. Carex breviculmis R. Br. %aMW. (Tuan Ching T'ai; Short-stemmed Carex) (Mak. 

 F. 788-9). Weak, narrow-lvd., grass-like, 2 dm. high; fls. green, V; fr. brown, 

 X. Eastern Asia to Australia; locally in Che., Ki., Ku. Woodland. 



10. Carex foraminata C. B. Clarke (F.H.E. 3: 285). Tufted, to 40cm. high. Central 

 China; locally in Che., Ki. 



11. Carex lanceolata Boott (E.P. 38 (IV. 20): 493). Tufted, 15-20 cm. high; fls. Ill; 

 fr. IV-V. Eastern Asia; locally in Ku. Brushland. 



12. Carex brownii Tuckerm. var. transversa (Boott) Kukenth. J^^f (Jou Kuan; Soft 

 Tube) (E.P. 38 (IV. 20): 614). Grass-like, 4-6 dm. high; fls. light brown, III. China, 

 Korea, Japan; locally in Che., Ku. Swampy ground. 



13. Carex ichnostachya Steud. ^HW (Chu Huei Kuan; Pearl-orchid-tube) (Mak. F. 

 795). Slender, 1 m. high; fr. VI. China, Korea, Japan; locally in Ku. 



14. Carex japonica Thunb. var. chlorostachya (Don) Kukenth. H? (Ch'ien Ts'ao; 

 Bamboo tally-stick Grass) (E.P. 38 (IV. 20): 620). Stout, 5 cm. high; fls. and fr. 

 green, V-VII; terminal spike staminate. Eastern Asia; locally in Ki., Ku. 

 Woodland shade. 



15. Carex scabrifolia Steud. Mm. (Hsien K'uei; Salt-basket Plant) (Mak.F. 799). 

 Culms 30-60 cm. high. China, Korea, Japan; locally in Ku. 



16. Carex hebecarpa C.A.Mey. var. ligulata (Nees) Kukenth. (E.P. 38 (IV. 20): 745). 

 Erect, broad-lfd., 4-6 dm. high; fr. reddish brown, VIII; utricle densely pubescent. 

 Southeastern Asia; locally in Che., Ku. 



17. Carex idzuroei Franch. et Savat. (E.P. 38 (IV. 20): 708, f. 121 C-E). Culms 

 20-60 cm. high; fls. IV; lower sheaths purple. Eastern Asia; locally in An. 

 Moist banks. 



18. Carex nemostachys Steud. (H.F. 6: 746). Culms 5dm. high; fls. IV; fr. V-VII. 

 Eastern Asia; locally in Che., Ki., Ku. Woodland shade. 



19. Carex laticeps C. B. Clarke ex Franch. (E.P. 38 (IV. 20): 635). Tufted, 15-45 

 cm. high; fls. IV; fr. V; beak of utricle elongated, 2-fid. China, Korea; locally 

 in An., Ki., Ku. 



2. Scleria Bergius Nut Rush '^M&^M (Hsiao Chen Chu Mao Shu; 



Small-precious-pearl-grass Genus) 



Perennials with triangular leafy culms, usually tufted and from creeping rhizomes: 

 infl. a narrow (ours) panicle, with monoecious spikelets in axillary clusters: stamens 1- 

 3; style 3-cleft: achene globular, white, bony or enamel-like in texture, pubescent or 

 glabrous, pitted or smooth, partly exposed at maturity. 150 species, in most warm 

 countries; 15 in China. (Greek: sclereid, hard, referring to the bony fruits.) 



Key to the Species 

 Culms stout: If. blades about 1cm. broad: achenes not pitted 1. & hebecarpa 



491 



