RANUNCULACEA. 7 
10. Ranunculus hydrocharoides, A. Gray, Pl. Thurb. p. 306. 
Norta Mexico, wet meadows, Mabibi, Sonora (Thurber, 441). Hb. Kew. 
11. Ranunculus llaveanus, Schl. in Linnea, x. p. 233. 
SourH Mexico, in grassy places about Jalapa (Schiede). 
This should perhaps be referred to B. delphinifolius, H. B. K. 
12. Ranunculus “ microcarpus, Presl?” 
Sourn Mexico, near Yotla (Andrieur, 547). Hb. Kew. 
13. Ranunculus multicaulis, D. Don in G. Don’s Gen. Syst. i. p. 34. 
Mexico. Hb. Lambert. 
14. Ranunculus oxynotus, A. Gray, in Proc. Am. Acad. x. p. 68. 
CALIFORNIAA—NortH Mexico, Sonora Pass. 
15. Ranunculus ornithorrhynchus, Hook. Fl. Bor.-Am. p. 21, t. 9. 
SoutH Mexico, Toluca, 8200 to 9000 feet (Heller). Hb. Kew. 
Probably the same as &. dichotomus, DC. The typical plant is a native of Oregon. 
16. Ranunculus pennsylvanicus, Linn. fil. Suppl. p. 272. 
Ranunculus hispidus, Michx. 
CanapDa southward to—Nortu Mexico. Hb. Kew. 
17. Ranunculus petiolaris, H. B. K. Nov. Gen. et Sp. v. p. 45, t. 428. 
Sour Mexico, near Santa Rosa, 8400 feet (Humboldt & Bonpland). 
18. Ranunculus peruvianus, Pers. Ench. ii. 103; Hook. Ic. viii. t. 745. 
Soutn Mexico, Peak of Orizaba, 12,000 to 12,500 feet (Linden, 961).—CoLomBra ; 
Perv. Hb. Kew. 
19. Ranunculus sibbaldioides, H. B. K. Nov. Gen. et Sp. v. p. 48. 
Sour Mexico, margin of the crater-lake of Toluca, 12,000 feet (Galeotti, 4960) ; 
meadows about Toluca (Heller).—Mountains of Tropica, South America. Hb. Kew. 
20. Ranunculus stolonifer, Hemsley, Diag. Pl. Nov. pars alt. p. 17. 
Pusillus glaber stolonifer, foliis subintegris radicalibus longe petiolatis, floribus parvis, toro conico, 
petalis circiter 6 oblongis longe unguiculatis, unguis apice nectario amplo producto, acheniis 
levibus subrotundis compressis. 
Herba perennis, stolonifera, tota glaberrima, caulibus erectis, 2-6-pollicaribus vel vix evolutis. 
Folia integra vel interdum calloso-crenata ; radicalia longe petiolata reniformia rotundata ~ 
elliptica usque lanceolato-oblonga, lamina 3-12 lin. longa, petiolo 1-2-pollicari basi scarioso- 
dilatato; caulina sessilia, lmearia. Flores parvi, flavi, longiuscule pedunculati ; torus conicus, 
glaber, sepala oblongo-elliptica, 1-14 lin. longa; petala 5-6, oblongo-elliptica, subtrivenia, 
circiter 1} lin. longa, longe unguiculata, unguis apice nectario conspicuo producto; stamina 
