Isopyrum. Ranunculus.] KANUNCULACE^. 15 



Enemion biternatum. Eaf. in "Jour. Phys. 2. 70." DC. Prodr. 1. 48. Don, Mill. 

 1. 47. Torr. & Gray, El. 1. 29. Dietr. Syn. 3. 338. Kegel, Fl. Ost-Sib. 1. G2. 



" /. thalictroides. Short, Cat. PI. Kentucky, 1. 8. Hook. Jour. Bot. 1. 187. 

 I. Hallii. Gray, Proc. Am. Acad. 8. 374. 



1. occidentale. Hook. & Arn. Bot. Beechey, 316. Torr. & Gray, Fl. 1. G60. 

 MYOSURUS aristatus. Benth. Lond. Jour. Bot. 6. 458. Walp. Ann. 1. 7. 

 Gray, Ives's Rep. 5. Watson, King's Rep. 5. 5. Coulter, Hayd. Rep. 1872, 758. 



M. apetalus. Gay, Hist. Cliil. Bot. 1. 31, 1. 1, fig. 1. Baillon, Hist. PI. 1. 43. 

 M. minimus. Linn. Spec. 284. See syn. in DC. Syst. 1. 230 ; Ledeb. Fl. Ross. 1. 

 26. — Elliott, 1. 582. Torr. & Gray, Fl. 1. 25 ; Pac. R. Rep. 2. 159. Hook, in Jour. 

 Bot. I. 1S7 ; Lond. Jour. Bot. 6. 459. Benth. PI. Hartw. 295. Gray, Genera, 1. 28, 

 t. 8; PI. Wriglit. 2. 8; Proc. Acad, l^liilad. 1863, 57 ; Manual, 44. Torrey, Me.x. 

 Bound. 29; Bot. Wilkes, 215. Chapman, 6. Baillon, Hist. PI. 1. 41, fig. 71-75. 

 Lawson, Ranunc. Canad. 43. Boland. Cat. 3. Anderson, Cat. PI. Nev. 117. 

 Watson, King's Rep. 5. 5. Porter, Fl. Col. 2. 



M. Skortil. Raf. in Am. Jour. Sci. 1. 379 (Spreng. Neue Entdeck. 2. 208). DC. 

 Prodr. 1. 25. Don, Mill. 1. 25. 



PiEONIA Brownii. Dougl. ; Hook. Fl. Bor.-Am. 1. 27. Don, Mill. 1. G6. Torr. 

 & Gray, Fl. 1. 41 & 661. Lindl. Bot. Reg. 25, t. 30. Walp. Rep. 1. 61. Dietr. 

 Syn. 3. 275. Benth. PI. Hartw. 296. Torrey, Pac. R. Rep. 4. 63 & 7. 7 ; Mex. 

 Bound. 30 ; Bot. Wilkes, 217. Newberry, Pac. R. Rep. 6. 66. Kellogg, Proc. 

 Calif. Acad. 1. 46. Anderson, Cat. PI. Nev. 117. Watson, King's Rep. 5. 12. 

 Coulter, Hayd. Rep. 1872, 759. Brew. & Wats. Bot. Calif. 1. 13. 



P. Ca/iformca. Nutt. in Torr. & Gray, Fl. 1. 41. Walp. Rep. 1. 61. Dietr. 

 Syn. 3. 275. Kellogg, Proc. Calif. Acad. 1. 46. 



RANUNCULUS abortivus. Linn. Spec. 551. HiU, Veg. Syst. 13. 2, t. 2, fig. 4. 

 Walt. Fl. Car. 159. Willd. Spec. 2. 1314. Poir. Diet. 6. 109. Pursh, 392. Smith, 

 Eees Cyc. n. 23. DC. Syst. 1. 268 ; Prodr. 1. 34. Schlecht. Animad. 2. 10. Elliott, 



2. 58. Hook. Fl. Bor.-Am. 1. 14, in part; Jour. Bot. i. 187. Don, Mill. 1. 32. 

 Torr. & Gray, Fl. 1. 19. Dietr. Syn. 3. 317. Torrey, Fl. N. Y. 1. 13 ; Nicol. Rep. 

 144. Parry, PI. Minn. 60S. Gray, Pac. R. Rep. 12. 40 ; Manual, 42. Chapman, 7. 

 PI. Bourgeau, 254. Lawson, Ranunc. Canad. 37. 



1 R. nitidus. Walt. Fl. Car. 159, not Mulil. or EUiott. Poir. Diet. 6. 126. Pursh, 

 392. 

 Var. micranthus. Gray, Manual, 42. Macoun & Gibson, Trans. Edinb. 12. 308. 



R. micranthus. Nutt. in Torr. & Gray, Fl. 1. 18. Walp. Rep. 1. 42. Dietr. 

 Syn. 3. 318. Engelm. in Am. Journ. Sci. 46. 04. 



R. ACRis, Linn. Generally regarded as introduced, but classed by Hook. f. as 

 indigenous. Hook. Fl. Bor.-Am. 1. 18 ; Lond. Jour. Bot. 6. 66. Torr. & Gray, Fl. 

 1. 21, excl. var. Ledeb. Fl. Ross. 1. 40. Vahl, Fl. Dan. 14, t. 2415. Torrey, 

 Emory's Rep. 406. Hook, f., Arct. PI. 283. Gray, Manual, 43. Lange, PL Gronl. 

 12S. Lawson, Ranunc. Canad. 36. Boland. Cat. 3. 



R. adoneus. Gray, Proc. Acad. Philad. 1863, 56. Coulter, Hayd. Rep. 1872, 759. 

 Porter, Fl. Col. 3. 



R. amoenus ? Gray, Am. Jour. Sci. 2. 33. 408. 



R. orthorhynchns, var. a/pinus. Watson, King's Rep. 5. 9. Gray, Am. Jour. Sci. 



3. 3. .349 ; Proc. Am. Acad. 8. 373. 



R. affinis. R. Br. in Parry's 1st Voy. Appx. 265 (Beil. zu Flora, 72. 70). Rich, 

 ards. in Frankl. Journ. 2 ed. 23. Hook, in Parry's 2d Voy. 384 ; Fl. Bor.-Am. 1. 



