Jussiaea ONAGRACEAE Fuchsia 



1. Jussiaea repens Linn. 7k. H (Shui Lung; Water-Dragon) (Mak.F. 293). Decumbent 

 herb; fls. yellow, VI. Warm countries; locally in An., Che., Ku. Ditch banks. 

 Fig. 263. 



3. Ludwigia Linn. i$iBMj£!i (La Pa Ts'ao Shu; Trumpet Herb Genus) 

 Herbs with alternate simple entire lvs. and sessile, solitary axillary yellow fls.: 

 calyx-tube scarcely or not at all prolonged beyond the ovary; calyx-teeth 3-5, acute; 

 stamens as many as the calyx-lobes: capsule linear to oblong (ours), with many smooth 

 seeds. About 30 species, in warm regions of both hemispheres; 3 or 4 in China. 

 (Named for Christian G. Ludwig, 1709-1773, German botanist.) 



1. Ludwigia jussiaeoides Desr. (L. prostrata Roxb.) (M.F. 355; Tor.B. 71:152). 

 Bushy herb, to 8 dm.; fls. yellow, stamens usually 4, VII-VIII; fr. IX-X. South- 

 eastern Asia to Australia; locally in Hun., Hup., Ki., Ku. Grassland, thickets. 



4. Oenothera Linn. Evening Primrose ft &^M (Yiieh Chien Ts'ao Shu) 



Herbs (ours), sometimes woody at the base, with alternate rarely basal lvs.: fls. 

 showy, yellow, white or rose-colored, axillary and usually solitary; calyx tube pro- 

 duced beyond the ovary; the lobes deciduous; petals 4; stamens 8; ovary 4-celled: 

 capsule 4-valved. 90-100 species, widely distributed in North America; one in China. 

 (From the Greek terms meaning "wine-scenting," referring to an old use of the 

 roots.) 



1. Oenothera lamarckiana Ser. ^Mm (Yiieh Chien Ts'ao; Seen-under-the-moonlight 

 Herb) (B.M. 550). Erect herb, to lm.; fls. yellow, VII. Garden origin; locally 

 in Ki., Ku. Planted, ornamental and naturalized. 



5. Circaea Linn. Enchanter-s Nightshade ^Hf| (Ku Liao Shu) 



Low perennial herbs with opposite lvs. on slender petioles and small white fls. in 

 racemes; calyx lobes, petals and stamens 2; fr. a small indehiscent bur, bristly with 

 hooked hairs, 1-2-celled; cells 1-seeded. 7 species, in north temperate and cold 

 regions; 5 in China. (Latin: Circe, the enchantress of a Greek legend.) 



Key to the Species 



Lvs. not cordate: axes of the infl. more or less pubescent 1. C. lutetiana 



Lvs. more or less cordate: axes of the infl. densely hairy 2. C. cordata 



1. Circaea lutetiana Linn. ^gg (Ku Liao; Valley Polygonum) (H.F. 2:589). Erect 

 herb, to 8dm.; fls. white, VII-VIII; fr. VIII-IX. Northern hemisphere; locally 

 in An., Hun., Ki., Ku. Forest shade. Fig. 264. 



2. Circaea cordata Royle ^^g^H (Jou Mao Ku Liao; Soft-hairy Circaea) (H.F. 2: 

 589). Erect herb, to lm.; fls. white, VII-VIII; fr. VIII-IX. Eastern Asia; locally 

 in An., Ki. Forest shade. 



6. Fuchsia Linn. B^rMM (Tiao Chin Chung Shu; 

 Pendulous Golden-bell Genus) 



Shrubs or small trees with showy axillary pendulous fls.: calyx tube prolonged 

 beyond the ovary, with 4 spreading lobes; petals usually 4 (sometimes 5 or 0); 

 stamens 8, often exserted; style exserted: fr. a 4-celled fleshy berry. 70 species, 



275 



