8 RANUNCULACEA. 
numerosa, petalis Iongiora, filamentis dilatatis. Achenia circiter 20, levia, subrotunda, valde 
compressa leviter carinata. 
North Mexico, region of San Luis Potosi, 6000 to 8000 feet (Parry & Palmer, A). 
Hb. Kew. 
This apparently undescribed species of Ranunculus is allied to R. ophioglossifolius, 
pusillus, &c., but differs in habit, torus, achenes, &c., and in the petals having a 
relatively longer claw. 
21. Ranunculus trachyspermus, Engelm. and Gray, Pl. Lindh. i. p. 3. 
Texas.—Nortiu Mexico, Sonora (Schott). Hb. Kew. 
92. Ranunculus tridentatus, H. B. K. Nov. Gen. et Sp. v. p. 42. 
Sout MExico, ditches, Comancipilla (Hartweg), Mexico (Graham, Berlandier, 452). 
Hb. Kew. 
Var. B. Near Carpio at Lake San Cristobal (Humboldt & Bonpland). 
CoLomBIA; PERU. 
23. Ranunculus, sp. 
SourH Mexico, valley of Mexico, Desierto Viejo (Bourgeau, 759). Hb. Kew. 
24. Ranunculus, sp. (? R. repentis, var.). 
GuaTEMALA, Volcan de Fuego (Salvin). Hb. Kew. 
Tribe HELLEBOREA. 
6. AQUILEGIA. 
Aqguilegia, Linn. Gen. Plant. n. 684; Benth. et Hook. Gen. Plant. i. p. 8. 
Perrennial herbs. A large number of forms have been described as species; but 
Bentham and Hooker (J. ¢.) think they should be reduced five or six species. Baker, in 
Gard. Chron. 1878, defines twenty-seven species. They are distributed all round the 
temperate zone of the northern hemisphere. 
1. Aquilegia chrysantha, A. Gray, in Gard. Chron. 1873, p. 1335. 
Aquilegia leptoceras, var. flava, A. Gray, Pl. Wright. ii. p. 9. 
Aquilegia leptoceras, var. chrysantha, Hook. f. Bot. Mag. t. 6073. 
Rocky Mountains to—NortH Mexico, banks of rivers, Sonora (Thurber & Smith), 
Mabibi (Parry). Ub. Kew. | 
2. Aquilegia skinneri, Hook. Bot. Mag. t. 3919. .A. mexicana in the description. 
GuaTEeMALA (Skinner). There is no specimen bearing either of these names in 
Hb. Kew. 
3. Aquilegia, sp. 
SoutH Mexico, Mount Tanga, Oaxaca, 8000 feet (Bourgeau, 4574). Hb. Paris. 
