PotentiUa.] KOSACEiE. 297 



• 

 Var. incisa. Lindl. Bot. Eeg. 13, t. 1973. 

 Var. Nevadeusis. Watson, Bot. Calif. 1. 176. 

 P. (jlandulosa. Watson, Rev. Pot. 552, in part. 

 P. gracilis. Dougl. ; Hook. Bot. Mag. t. 2984 ; M. Bor.-Am. 1. 192. Don, Mill. 



2. 554. Ton. & Gray,. Fl. 1. 440. Eat. & Wr. 373. Walp. Rep. 2. 33. Dietr. 



3. 182. Torrey, Frem. Rep. 89. Lehm. Rev. Pot. 107. Cooper, Pac. R. Rep. 

 12. 52. Watson, Iving's'Rep. 5. 88; Rev. Pot. 557 ; PI. Wheeler, 8. Porter, Hayd. 

 Rep. 1871, 4S2; Fl. Col. 37. Gray, Proc. Am. Acad. 8. 381. Coulter, Hayd. Rep. 

 1872, 765. Rotlir. PI. Wheeler, 37. Brew. & Wats. Bot. Calif. 1. 179. 



P. Blaschkeana. Turcz. ; Lehm. in Otto, Gartenz. 9. 506 ; Ind. Sem. h. Hamb. 

 1853, Add. 9. ; Rev. Pot. 107, t. 64. 



P. nivea, var. PI. Bourgeau, 256. 



P.fastiijiata 1 Gray, Proc. Acad. Philad. 1863, 61. 

 Var. flabelliformis. Torr. & Gray, Fl. 1. 440. Newberry, Pac. R. Rep. 6. 72. 

 Cooper, same, 12. 59. Durand, Fl. Utah, 16-3. Watson, Iving's Rep. 5. 88 ; Rev. 

 Pot. 557. Torrey, Bot. Wilkes, 289. Brew. & Wats. Bot. Calif. 1. 179. 



P. flabelliformis. Lehm. ; Nov. Stirp. Pug. 2. 12 ; Hook. Fl. Bor.-Am. 1. 192, 

 t. 66 ; Monog. Pot. Suppl. 13, t. 6. Don, Mill. 2. 554. Eat. & Wr. 373. Hook, 

 in Lond. Journ. Bot. 6. 220. PI. Bourgeau, 256. Porter, Hayd. Rep. 1871, 482. 

 Coulter, same, 1872, 765. 

 Var. fastigiata. Watson, Rev. Pot. 557. Brew. & Wats. Bot. Calif. 1. 179. 



P.fastiijiata. Nutt. ; Torr. & Gray, Fl. 1. 440. Walp. Rep. 2. 33. Dietr. 3. 182. 

 Gray, PI. Fendl. 42. Porter, Hayd. Rep. 1870, 475. 



P. olopetala. Lehm. Rev. Pot. 78, in part. 

 * P. concinna ? Gray, Am. Journ. Sci. 2. 33. 411. 



Var. rigida. Watson, Rev. Pot. 557 ; PI. Wheeler, 8. Porter, Fl. Col. 37. Brew. 

 & AA^ats. Bot. Calif. 1. 179. 



P. recta ? Nutt. Genera, 1. 310. Eat. & Wr. 373. Wood, Cl.-Book, 343. 



P. chri/santka. Lehm. in Hook. Fl. 1. 193. Don, 1. c. Eat. & Wr. 373. 



P. rigida. Nutt. in Journ. Acad. Philad. 7. 20. 'Torr. & Gray, Fl. 1. 440. Walp. 

 Rep. 2. 33. Engelm. PI. Upp. Miss. 191. Newberry, Pac. R. Rep. 6. 72. Ander- 

 son, Cat. PI. Nev. 120. 



P. Nuttallii. Lehm. Ind. Sem. h. Hamb. 1852, Add. 12 (Ann. Sci. Nat. 3. 19. 364) ; 

 Otto, Gartenz. 8. 373; Rev. Pot. 89, t. 33. Watson, ffing's Rep. 5. 88. Porter, 

 Hayd. Rep. 1871, 482. 



^ P. digitatoflahellata. Braun & Boucho', Ind. Sem. h. Berl. 1851. Walp. Ann. 

 7. 866. Watson, Rev. Pot. 563. 



P. Grayi. Watson, Rev. Pot. 560. Porter, Fl. Col. 37. Brew. & Wats. Bot. Calif. 

 1. 179. 



P. Hippiana. Lehm. Nov. Stirp. Pug. 2. 7 ; Hook. Fl. Bor.-Am. 1. 188, t. 64; Rev. 

 Pot. 62. Don, Mill. 2. 558. Porter, Hayd. Rep. 1870, 475 ; Fl. Col. 36. Watson, 

 Rev. Pot. 555. Rotlir. PI. Wheeler, 37. 



P. leucophylla. Torrey, Ann. Lye. N. Y. 2. 197. Eat. & Wr. 373. 



P. Pennsijlvanica, var. Hippiana. Torr. & Gray, Fl. 1. 438. Torrey, Pac. R. 

 Rep. 4. 84. Gray, Proc. Acad. Philad. 1863, 61. 



P. diffusa. Torrey, Sitgr. Rep. 159. 

 Var. piilcherrima. Watson, Rev. Pot. 555. 



P. pulrherrima. Lehm. Nov. Stirp. Pug. 2. 10; Hook. Fl. Bor.-Am. 1. 190; Rev. 

 Pot. 09, t. 28. Don, Mill. 2. 556. Eat. & Wr. 374. Watson, King's Rep. 5. 87. 

 Porter, Hayd. Rep. 1871, 482. Coulter, same, 765. 



