Fuchsia ONAGRACEAE-HALORAGACEAE Haloragis 



mostly of tropical and subtropical America; 3 or more cultivated in China as orna- 

 mentals. (After Leonard Fuchs, 1501-1565, German physician and botanist.) 



Key to the Species 



Petioles 10-25 mm. long: hypanthium 10-25 mm. long; sepals 25-30x8- 



11 mm 1- F - hybrida 



Petioles 3-10 mm. long: hypanthium 8-10 mm. long; sepals 15-25x3- 



4 mm 2 . F. magellanica 



1. Fuchsia hybrida Hort. ex Vilm. (B.M. 740). Shrubby; fls. red, purple, rose or 

 white; lvs. 4-10 cm. long. Cultigen; locally in Ku. Cultivated, ornamental. 



2. Fuchsia magellanica Lam. (B.M. 740). Shrubby; fls. red or purple; lvs. 2-3 cm. 

 long. Introduced from Chile; locally in Ku. Planted, ornamental. 



128. HYDROCARYACEAE Water Nut Family W& (Ling K'o) 

 Floating aquatic herbs with lvs. of two kinds; the submersed ones opposite, pin- 

 natisect; the floating ones rhombic, in a rosette, coarsely toothed, with spongy inflated 

 petioles: fls. 4-merous, solitary, on axillary peduncles among the floating lvs.: fr. a 

 large 1-seeded nut with 2-4 angles or spines. Only the following genus. 



1. Trapa Linn. Water Caltrop HM (Ling Shu) 

 Characters of the family. 11 species, in warm countries of the eastern hemis- 

 phere; one in China. (Latin: calcitrapa, caltrop, a 4-pronged instrument of war; 

 referring to the spiny fruit.) 



1. Trapa natans Linn. Water Chestnut ^ (Ling) (B.M. 734). Floating herb; fls. 

 white; fr. a large nut with 2-4 angles or spines, IX-X. Eurasia; locally in An., 

 Hup., Ki., Ku. Ponds, lakes. Fig. 265. 



129. HALORAGACEAE Water Milfoil Family />Zl{|I|£r 



(Hsiao Erh Hsien K'o) 

 Aquatic or marsh herbs with variously modified lvs. and inconspicuous regular 

 fls.: calyx lobes and petals 2-4 or 0; stamens 1-8; ovary inferior, 1-4-celled: fr. a 

 nutlet or drupe, angled or winged. 8 genera with 100 species widely distributed; 4 

 genera and 6 species in China. 



Key to the Genera 



Terrestrial: lvs. opposite, ovate 1- Haloragis 



Aquatic: lvs. whorled, the immersed ones pinnately dissected 2. Myriophyllum 



1. Haloragis Forst. /JO{[I|M (Hsiao Erh Hsien Shu) 



Terrestrial brg. wiry herbs with usually opposite toothed lvs. and minute often 



unisexual sessile 4-merous fls.: petals sometimes 0; stamens 8; ovary 2-4-celled; 



stigmas 4: fr. a 2-4-celled, 2-4-seeded nut (rarely 1-celled and 1-seeded.) 40 species, 



eastern Asia to New Zealand; 2 in China. (Greek: halo, the sea; and rhagos, berry.) 



1. Haloragis micrantha (Thunb.) R. Br. /J\rflt#: (Hsiao Erh Hsien Ts'ao; Little- 

 fairy Herb) (Mak.F. 289). Erect herb, to 1dm.; fls. reddish, VII. Australasia; 

 locally in An., Hun., Hup., Ki. Wet rocks. 



276 



