UMBELLIFERA. 567. 
16. OSMORRHIZA. 
Osmorrhiza, Rafin., ex DC. Prodr. iv. p. 232; Benth. et Hook. Gen. Plant. i. p. 897. 
Four herbaceous species, ranging from the Andes of South America, through North 
America, to China, Japan, and the mountains of India. 
1. Osmorrhiza brevistylis, DC. Prodr. iv. p. 232; Hook. Fl. Bor.-Am. t. 97. | 
In Norta America from the Arctic Circle southward.—Souta Mexico, forest of the 
Desierto Viejo (Bourgeau, 781), valley of Mexico (Schaffner, 164), Cordillera of Oaxaca, 
at 9000 feet (Galeotti, 2751).—Also in the mountains of Norrn Inp1a, and in Cxina 
and Japan. Hb. Kew. 
Mr. C. B. Clarke (Hooker’s Fl. Brit. Ind. ii. p. 690) unites this with O. longistylis, 
DC., under the name of O. claytoni. 
17. OREOMYRRHIS. 
Oreomyrrhis, Endl. Gen. Plant. p. 787; Benth. et Hook. Gen. Plant. i. p. 897. 
Besides the two doubtful species described below, there are four or five well-known 
species, one of which ranges through the Andes of South America and the mountains 
of Australia and New Zealand ; the others are exclusively confined to New Zealand. 
1. Oreomyrrhis andina, Endl. Gen. Pl. p. 787 2 
Myrrhis andina, H. B. K. Nov. Gen. et Sp. v. t. 419? 
Sout Mexico, peak of Orizaba, near the snow-line (Linden, 1276). Hb. Kew. 
This is probably O. andina, the species having the wide range indicated above. 
2. Oreomyrrhis? gracilipes, Hemsley, Diag. Pl. Nov. pars 1, p. 16. (Tabb. 
XXXII. et XXXIV. fige. ¢ 6-8.) . ) 
Scaposa, glabra, foliis petiolatis bipinnatipartitis (vel fere pinnatis), petiolo omnino vaginante, 
umbellis simplicibus, pedicellis filiformibus, floribus polygamo-monoicis (vel dioicis?), petalis 
acutis apice inflexis. 
Herba (annua, Galeotti) scaposa, glabra. Folia petiolata, pinnatim dissecta vel subpinnata, ad 
3-pollicaria; segmenta alte pinnatifida, basi angustissima, vix articulata, 6-12 lin. longa, lobis 
denticulatis, acutis; petiolus omnino vaginans. Scapus gracilis, nudus, vix striatus, usque 
20-pollicaris; umbelle simplices, multifloree, pedicellis gracillimis, ad pollicaribus ; involucri 
bractez lineari-subulate, 2 lin. longe. Flores (lutei, Galeotti) polygamo- -monoici (vel dioici ?), 
ealycis dentes conspicui, acuti; petala acuta, apice leviter inflexa; ovarium evittatum ?, meri- 
carpiis subteretibus. Fructus maturus a nobis non visus. 
Sours Mexico, slopes of the Pacific side of the Cordillera of Oaxaca (Galeotti, 2753), 
without locality (Sal/é). Hb. Kew. 
EXPLANATION OF TAB. XXXIITI. 
A plant, or portion of a plant,.natural size. 
Fig. 1, a flower; 2, the same, with the petals and stamens removed ; 3, cross section of very young 
fruit; all enlarged. 
