320 ROSACEA. [Sibbaldia. Spii-^a. 



SIBBALDIA procumbens, Linn. Spec. 284. See syn. in Leckb. Fl. Koss. 

 2.32; Pritzel, Ind. Icon. 102G. — Pursh, 211. Nutt. Genera, 1. 207. Roem. & 

 Schult. Syst. 6. 769. Torrey, Fl. U. S. 330; Frem. Rep. Sg. DC. Prodr. 2. 587. 

 Cham. & Schlecht. in Linnaea, 2. 28. Hook. Fl. Bor.-Am. 1. 196. Don, llill. 2. 502. 

 Beck, Bot. 108. Torr. & Gray, Fl. 1. 433. Eat. & Wr. 424. C. A. IMcyer in Ru- 

 precht, Beitr. Pfl. Russ. 0. 44. Oakes, Hovey's Mag. 13. 217. Engelm. PI. Upp. 

 Miss. 191. Lange, PI. Groenl. 134. Aschers. Fl. Lab. in Regensb. Flora, 43. 370. 

 Hook. f. Arct. PI. 289. Gray, Am. Journ. Sci. 3. 33. 411 ; Proc. Acad. Pliilad. 

 1863, 61 ; Manual, 153. Rothr. Fl. Alask. 445 ; PI. Wheeler, 37. . Porter, Hayd. 

 Rep. 1870, 475 ; 1871, 481 ; Fl. Col. 35. Brew. & Wats. Bot. Calif. 1. 180. 



PotentiUa procumbens, De Clairv. Bcnth. & Hook. Gen. PI. 1. 671. Baillon, 

 Hist. PI. 1. 371, f. 423-427. Wood, Bot. & Fl. 107. Watson, Iving's Rep. 5. 89. 

 SPIR-aiA Aruncus. Linn. Spec. 490. See syn. in Ledeb. Fl. Ross. 2. IG; 

 Trautv. & Mey. Fl. Ochot. 32. [Pall. Fl. Ross. 1. 39, t. 26.] — Michx. Fl. 1. 294, 

 excl. var. Poir. Diet. 7. 355. Muhl. Cat. 51. Elliott, 1. 561. Cambess. Monog. 

 Spir. 43, t. 15, f. 2 (Ann. Sci. Nat. 1. 1. 374). Hook. Fl. Bor.-Am. 1. 173 ; Comp. 

 Bot. Mag. 1. 24. Bongard, Veg. Sitch. 131. Torr. & Gray, Fl. 1. 417. Eat. & 

 Wr. 441. Torrey, Fl. N. Y. 1. 199 ; Bot. Wilkes, 286. Cooper, Pac. R. Rep. 12. 59. 

 Gray, Mem. Am. Acad. 6. 386; Manual, 150. Lcsqx. Fl. Ark. 358. Chapman, 121. 

 Rotlir. Fl. Alask. 485. Hussey, Torr. Bot. Bull. 6. 15. Brew. & Wats. Bot. Calif. 

 1. 170. 



S. Arunciis, var. Americana. Persoon, 2. 46. Pursh, 343. Torrey, Fl. U. S. 

 482 ; Ann. Lye. N. Y. 2. 194. Seringe, DC. Prodr. 2. 545. Don, Mill. 2. 520. Beck, 

 Bot. 99. 



S. betulifolia. Pallas, Fl. Ross. 1. 33, t. 16. See syn. in Ledeb. Fl. Ross. 2. 14 ; 

 Trautv. & Mey. 1. c. 31. — Pursh, 342. Cambess. 1. c. 34 (368), t. 27. Hook. Fl. 

 Bor.-Am. 1. 172; Lond. Journ. Bot. 6. 217. Don, Mill. 2. 519. Torr. & Gray, Fl. 

 1. 414. Eat. & Wr. 441. Loud. Arb. 2. 725. Seem. Bot. Herald, 28. Richard. 

 Arct. Expcd. 426. Newberry, Pac. R. Rep. 6. 71. Cooper, same, 12. 52. Hook. f. 

 Arct. PI. 289. PI. Bourgeau, 256. Rothr. Fl. Alask. 445. Porter, Hayd. Rep. 

 1871, 481. Coulter, same, 1872, 764. Gray, Proc. Am. Acad. 8. 381: Torrey, 

 Bot. Wilkes, 286. Brew. & Wats. Bot. Calif. 1. 169. 



S. chamaidrifoUa,y a.Y. media. Pursh, 342. Cambess. 1. c. 28 (362). Seringe, DC. 

 Prodr. 2. 542. Hook. Fl. Bor.-Am. 1. 171. Hook. & Am. Bot. Beechey, 123. 



S. corpnbosa. Raf. Prec. Decouv. 36 ; Desv. Journ. Bot. 1814, 168 ; New Flora, 

 3. 70. Poir. Suppl. 5. 222. Lodd. Bot. Cab. t. 671. Torrey, Fl. U. S. 482. Se- 

 ringe, DC. Prodr. 2. 544. Don, Mill. 2. 519. Beck, Bot. 99. Spach, Hist. Veg. 



1. 438. Torr. & Gray, Fl. 1. 414. Eat. & Wr. 440. Dietr. 3. 126. Loud. Arb. 



2. 728. Gray, Manual, 149. 



S. chamxedrifolia. Cham. & Schlecht. in Linnaea, 2. 2, fide same, 1. c. 6. 589. 

 Eat. & Wr. 440. Richard. Arct. Exped. 426. Hook. f. Arct. PL 289, in part. 



.S'. chamo'drifolia, var. ^3. Hook. Fl. Bor.-Am. 1. 171. Hook. & Arn. Bot. 

 Beechey, 123. 



S. ostnjfoUa & repens. Raf. New Flora, 3. 69 & 70. 



S. betulifolia, var. corymbosa, Engelm. PI. Upp. Miss. 190. 

 Var. rosea. Gray, Proc. Am. Acad. 8. 381. Coulter, Hayd. Rep. 1872, 764. 

 S. ccespitosa. Nutt. ; Torr. & Gray, Fl. 1. 418. Walp. Rep. 2. 51. Dietr. 3. 128. 

 Gray, PI. Fendl. 40; PI. Wright. 1. 68; Ives's Rep. 11. Torrey, Pac. R. Rep. 4. S3; 

 Mex. Bound. 6-3. Newberry, Pac. R. Rep. 6. 71. Porter, Hayd. Rep. 1870, 475! 

 1871, 48 1. Watson, King's Rep. 5. 81 ; PI. Wheeler, 8. Brew. & Wats. 1. c. 170. 

 Var. elatior. Watson, lung's Rep. 5. 81. 



