358 POLEMONIACEZ. 
The Atacamas plant referred to this species by Bentham is a distinct species, which 
we have described in ‘The Garden,’ xvii. p. 352, under the name C. campanulata, 
Hemsley. | 
3. Cobzea minor, Mart. et Gal. in Bull. Acad. Brux. xii. 2, p. 276; Walp. Rep. 
vi. p. 527. 
Soutn Mexico, Orizaba (Miiller, 1674; Galeotti). Hb. Kew. 
4, Cobza scandens, Cav. Tc. Pl. i. p. 15, tt. 16 et 17; Bot. Mag. t. 851; Flore 
des Serres, t. 1467. 
Mexico, San Gerénimo, valley of Mexico (Bourgeau, 557). Hb. Kew. 
The Venezuelan and Colombian specimens referred in some herbaria to this species 
belong to C. trianew, Hemsley (‘ The Garden,’ xvii. (1880) p. 353). 
5. Cobzea stipularis, Benth. Pl. Hartw. p. 45; DC. Prodr. ix. p. 322; Bot. Reg. 
1841, t. 25. 
Soutn Mexico, San Cornelio (Hartweg), Zimapan (Coulter, 928). Hb. Kew. 
Order XCII. HYDROPHYLLACE. 
Hydrophyllacee, Benth. et Hook. Gen. Plant. ii. p. 825. 
Herbs, or rarely shrubs. About 150 species, referred to sixteen genera. The greater 
part are North-American, chiefly inhabiting the western side of the continent; a few 
occur in the Andes of South America, extending southward to Chili; one species is 
endemic in South Africa; two or three are widely dispersed in the warm regions of the 
Old World; and one has been found in the Sandwich Islands. 
1. ELLISIA. 
Ellisia, Linn. Gen. Plant. n. 244; Benth. et Hook. Gen. Plant. ii. p. 827. 
Five herbaceous species, inhabiting North America. 
1. Ellisia chrysanthemifolia, Benth. Trans. Linn. Soc. xvii. p. 274; Torr. 
Bot. U.S. & Mex. Bound. Surv. p. 143; A. Gr. Synop. Fl. N. Am. ii. p. 158. 
CaLiForniA; LowEerR CatirorniA.—Norta Mexico, within the old boundary near 
Tucson (Parry). 
2. PHACELIA. 
Phacelia, Juss. Gen. Plant. p. 129; Benth. et Hook. Gen. Plant. ii. p. 827. 
About fifty herbaceous species, inhabiting North America, chiefly the west, and a 
few the Andes of South America. 
1. Phacelia ciliata, Benth. in Trans. Linn. Soc. xvii. p. 274; A. Gr. Synop. FI. 
N, Am. ii, p. 161; Torr. Bot. U.S. & Mex. Bound. Surv. p. 145. 
CaLirornia.—Nortn Mexico, Sonora (Smith), Ojo de Vaca, Chihuahua (Thurber). 
