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. Enemion faf. 
86 
. Helleborus Linn.—18 species, mainly South East Europe ; 
type species H. niger, S.E. Europe; genus reaches its 
eastern limit in Thibet with the rare and _ beautiful 
H., thibetanum. Revision by Schifiner in Engl. Bot. 
Jahrb. 11; 92-122 (1889). 
. Eranthis Salisb—7 species, Europe and North Asia; type 
species HZ. hiemalis, Cent. and S. Europe, Asia Minor. 
Revision by Huth in Engl. Bot. Jahrb. 16: 293-9 (1892). 
Caltha Linn.—about 26 species; N. and S. Temperate and 
frigid Zones; distinct sections in each hemisphere; type 
species C. palustris; genus ascends to 17000 ft. in Sikkim 
(C. scaposa); section Psychrophila confined to Southern 
Hemisphere. For East Asian spp. see Finet & Gagnep. 
in Bull. Soc. Bot. Fr. 51; 388-390 (1904). For section’ 
Psychrophila see A. W. Hill, “ Calihe in the Southern 
Hemisphere ”’, in Ann. Bot. 32: 421-435 (1918). 
Calthodes Hook. f. et Thoms.—3 species, S.E. Central Asia; 
type C. palmata, Si 
Glaucidium Sieb. et Zucc. a8 species, China and Japan; type 
species G. palmatum, Japan. See Huth in Engl. Bot. 
Jahrb. 16: 290-1 (1892), and Finet & Gagnep. in Bull. 
Soc. Bot. Fr. 51: 391-3 (1904). 
. Hydrastis Linn.—1 species, H. canadensis, Atlantic North 
America.—See Huth in Engl. Bot. Jahrb. 16: 291-3 
(1892). 
Anemonopsis Sieb. et Zucc.—1 species, A. macrophylla, Japan. 
Paraquilegia Drumm. et Hutchinson in Kew Bull. 1920: 156, 
fig. 2.4 species, S. Central Asia; type species P. grandi- 
flora, N. W. Himal. to W. China 
Dg taht Reichb.—1 species, * Jumarindet, coe “ 
KE. Asia, naturalised in Europe. 
Hiiohinon tak Bull. 1920: 159, £. 3. 
9 species, N. Hemi- 
sphere; type ae C. trifolia Salisb., Amur and N. 
Japan through N. Amer. to Greenland; genus ascends to 
12000 ft. in Sikkim (C. ospriocarpa). For East Asian 
species see Finet & Gagnep. in Bull. Soc. Bot. Fr. 51: 
399-402 (1904). 
Isopyrum Linn.—12 species, N. Hemisphere except America; 
type species J. thalictroides, French Alps to Poland; genus 
ascends to 8000 ft. in Sikkim (J. adiantifoliwm). See 
Drumm. & oe in Kew Bull, 1920: 161, figs. 5-6. 
species, E. Asia and N. America; type 
species EH. biternatom Cent. & S. E. North America.— 
See Drumm. & Hutchinson in Kew Bull. 1920: 159, fig. 4. 
Semiaquilegia wae Bot. Mag. Tokyo, 16: 119 (1902). 
4 species, China and W. N. America.—type species 
S. adoxoides, China, Corea, Japan.——See Drumm, & 
Hutchinson in Kew Bull. 1920 : 165. 
