Penthorum. Sedum.] CEASSULACE.E. 331 



Bot. Mag. 1. 46. Beck, Bot. 133. Don, Mill. 3. 125. Darling. Fl. Cestr. 281. 



Torr. & Gray, Fl. 1. 502. Eat. & Wr. 347. Dietr. 2. 1G27. Gray, PI. Fendl. 54; 



Manual, 171. Engelm. PI. Upp. Miss. 193. Lcsqx. Fl. Ark. 361. Chapiuan, 151. 



Baillon, Hist. PI. 3. 336, f. 376, 377. 



SEDUM ACRE, Linn. Gray, Manual, 172. Wood, Cl.-Book, 368. 



S. aiinuum. Linn. Spec. 432, in part. See syn. in Ledeb. Fl. Ross. 2. 186 ; Koch, 



Fl. Germ. 3 ed. 223. — Lange, PI. Groenl. 127. Hook. f. Arct. PI. 291. 



S. debile. Watson, lung's Rep. 5. 102. Porter, Hayd. Rep. 1871, 4S3. Coulter, 



same, 1872, 766. Brew. & Wats. Bot. Calif. 1. 210. 



S. Douglasii. Hook. Fl. Bor.-Am. 1. 228; Lond. Journ. Bot. 6. 231. Don, Mill. 



3. 114. Torr. & Gray, Fl. 1. 559. Walp. Rep. 2. 262. Porter, Hayd. Rep. 1871, 

 483. Torrey, Bot. AVilkes, 308. Brew. & Wats. Bot. Calif. 1. 210. 



S. Nevii. Gray, Mem. Am. Acad. 6. 373; Manual, 172. Chapman, 150. 

 S. obtusatum. Gray, Proc. Am. Acad. 7. 342. Brew. & Wats. Bot. Calif. 1. 209. 

 S. Oregaiium. Nutt. ; Torr. & Gray, Fl. 1. 559. Walp. Rep. 2. 262. Dietr. 

 2. 1018. Cooper, Pac. R. Rep. 12. 61. Brew. & Wats. Bot. Calif. 1. 209. 



1 S. sparsijlorum. Torrey, Bot. Wilkes, 307. 

 S. pulchellum. Michx. Fl. 1. 277. Persoon, 1. 512. Pursh, 323. Poir. Suppl. 



4. 210. Kutt. Genera, 1. 292. Elliott, 1. 529. Torr. & Gray, Fl. 1. 559. Eat. & 

 Wr. 421. Dietr. 2. 1620. Chapman, 1-50. Gray, Manual, 172. Hook. f. Bot. 

 Mag. t. 6223. 



aS'. pusillum. Pursh, 323. 



S. pidchnun. DC. Prodr. 3. 403. Don, Mill. 3. 116. 



5. pumilum. Benth. PI. Hartw. 310. AValp. Ann. 2. 671. Brew. & Wats. 1. c. 

 S. pusillum. Michx. Fl. 1. 276. Persoon, 1. 513. Poir. Suppl. 4. 210. Eat. & 

 Wr. 421. Gray, Proc. Am. Acad. 11. 71. 



S. rhodanthum. Gray, Am. Journ. Sci. 2. 33. 405 ; Proc. Acad. Philad. 1863, 

 02 (Bull. Soc. Bot. France, 9. 679). Walp. Ann. 7. 921. Porter, Hayd. Rep. 1870, 

 475 ; 1871, 483; Fl. Col. 43. Watson, King's Rep. 5. 101. Coulter, Hayd. Rep. 

 1872, 766. Rothr. PI. Wheeler, 39. 



S. Rhodiola. DC. Fl. Franc. 3 ed. 4. 386 ; PI. Grass, t. 143 ; Prodr. 3. 401. See 

 syn. in Ledeb. Fl. Ross. 2. 179 (& under S. elongntum, 178) ; Middend. Fl. Taimyr. 

 46; Regel & Tiling, Fl. Ajan. 88. — Torrey, Ann. Lye. N. Y. 2. 206; Frem. Rep. 

 90. Hook. Fl. Bor.-Am. 1. 227. Hook. & Am. Bot. Beechey, 123. Torr. & Gray, 

 Fl. 1. 558. Eat. & Wr. 421. Gray, PI. Fendl. 54 ; Am. Journ. Sci. 2. 33. 405; Proc. 

 Acad. Philad. 1863, 62 ; Manual, 172. Seem. Bot. Herald, 30. Durand, PI. Kane, 

 in Journ. Acad. Philad. 1856, 191 (Kane's Exp. 2. 454). Lange, PI. Groenl. 127. 

 Hook. f. Arct. PI. 291 & 328. PI. Bourgeau, 257. Rothr. Fl. Alask. 446 ; PI. 

 Wheeler, 39. Matthew, PI. Acad. 15. Porter, Hayd. Rep. 1870, 475 ; 1871, 4S3 ; 

 Fl. Col. 42. Watson, King's Rep. 5. 101. Coulter, Hayd. Rep. 1872, 766. Brew. 

 & Wats. Bot. Calif. 1. 209. 



Rhodiola rosea. Linn. Spec. 1035. Schrank, Pfl. Lab. 24. Meyer, PI. Lab. 70. 

 Hook. f. in Journ. Linn. Soc. 5. 83. 



S. domjatmn. Ledeb. Fl. Alt. 2. 193; Fl. Ross. 2. 178. 

 B. spathulifolium. Hook. Fl. Bor.-Am. 1. 227. Don, Mill. 3. 114. Torr. & Gray, 

 Fl. 1. 559. Dietr. 2. 1618. Walp. Rep. 2. 263. Torrey, Pac. R. Rep. 4. 89; Mex. 

 Bound. 68 ; Bot. Wilkes, 307. Newberry, Pac. R. Rep. 6. 74. Cooper, same, 12. 61. 

 Boland. Cat. 12. Regel, Gart. Fl. 1872, 297, t. 741, b. Gray, Proc. Am. Acad. 

 8. 383. Brew. & Wats. Bot. Calif. 1. 209. Gard. Chronicle, 1876, 1. 820, f. 146. 



