284 ROSACE. [Geum. 
Var. rotundifolium. Torr. & Gray, Fl. 1. 425. Walp. Rep. 2. 48. 
G. rotundifolium. Langsd.; Fisch. in Mem. Soc. Mose. 2. 187, t.11, £17. Se- 
ringe, DC. Prodr. 2. 552. Tratt. Ros. Monog. 3. 131. Considered distinct by 
Scheutz, Monog. 57, including the following variety. 
Sieversia rotundifolia. Cham. & Schlecht. in Linnea, 2. 4. Bongard, Veg. Sitch. 
132. Ledeb. Fl. Ross. 2. 24. 
Var. congestum. Torr. & Gray, Fl. 1. 425. Walp. 1.c. 
Sieversia congesta. R. Br. in Parry’s 1st Voy. 276. 
G. geniculatum. Michx. Fl. 1. 300. Persoon, 2.57. Poir. Suppl. 1.617. Pursh, 
351. Tratt. Ros. Monog. 3.143. Seringe, DC. Prodr. 2. 554. Beck, Bot. 101. 
Torr. & Gray, Fl. 1.422. Eat. & Wr. 254. Dietr. 3.192. Gray, Am. Journ. Sci. 
1. 42. 35 (Lond. Journ. Bot. 2.119); same, 3. 3. 307. Meyer, Ind. Sem. Petrop. 
11.54. Chapman, 123. Scheutz, Monog. 39. 
G. Virginianum. Spreng. Syst. 2. 542. 
G. glaciale. Fisch. in Mem. Soc. Mose. 2. 187, t.11, f. 20. Adams, same, 5. 96. 
Seringe, DC. Prodr. 2. 553. Torr. & Gray, Fl. 1.423. Seem. Bot. Herald, 29. 
Rothr. Fl. Alask. 445. Scheutz, Monog. 52. 
Sieversia glacialis. RR. Br. in Parry’s lst Voy. 276. Cham. & Schlecht. in Lin- 
nea, 2.5. Spreng. Syst. 2. 543. Hook. Fl. Bor.-Am. 1.176. Hook. & Arn. Bot. 
Beechey, 123. Eat. & Wr. 426. Ledeb. Fl. Ross. 2. 25. Hook. f. Arct. Pl. 289. 
G. macrophyllum. Willd. Enum. 1.557. Spreng. Syst. 2.542. Seringe, DC. 
Prodr. 2. 550. Cham. & Schlecht. in Linnea, 2.4. Bongard, Veg. Sitch. 132. 
Don, Mill. 2. 525. Fisch. & Meyer, Ind. Sem. Petrop. 3. 35 (Litt.-Ber. zu Linnea, 
12. 95). Torr. & Gray, Fl. 1.421. Ledeb. Fl. Ross. 2. 23. Dietr. 3.191. Meyer, 
Ind. Sem. Petrop. 11.25. Hook. in Lond. Journ. Bot. 6. 218. Gray, Pl. Fendl. 
40; Manual, 152; Proc. Am. Acad. 8. 381; Am. Journ. Sci. 3. 3. 306. Presl, Epi- 
mel. Bot. 196. Newberry, Pac. R. Rep. 6.71. Cooper, same, 12. 59. Rothr. Fl. 
Alask. 445; Pl. Wheeler, 37. Matthew, Fl. Acad. 15. Watson, King’s Rep. 5. 84; 
Pl. Wheeler, 8. Coulter, Hayd. Rep. 1872, 765. Porter, Fl. Col. 35. Torrey, Bot. 
Wilkes, 287. Brew. & Wats. Bot. Calif. 1.176. Referred to G. Japonicum by 
Scheutz, Monog. 31. 
G. strictum, var. B. Hook. FI. Bor.-Am. 1. 175. 
G. radiatum. Michx. Fl. 1. 300. Poir. Suppl. 1.617. Pursh, 532. Elliott, 
1.573. Seringe, DC. Prodr. 2. 554. Torr. & Gray, Fl. 1.424. Eat. & Wr. 254. 
Chapman, 123. Gray, Manual, 153. Scheutz, Monog. 55. 
Sieversia radiata. R. Br. in Parry’s 1st Voy. 276. Eat. & Wr. 414. Dietr. 
3.193. Meyer, Ind. Sem. Petrop. 11. 54. . 
Var. Peckii. Gray, Manual, 153. 
G. Peckii. Pursh, 352. Poir. Suppl. 5. 574. Nutt. Genera, 1. 309. Bigel. Fl. 
Bost. 2 ed. 208. Torrey, Fl. U. S. 494. Spreng. Syst. 2.543. Seringe, DC. Prodr. 
2.554. Beck, Bot. 101. Torr. & Gray, Fl. 1. 424. Eat. & Wr. 254. Gray, Manual, 
1 ed. 121. Wood, Cl.-Book, 338. Scheutz, Monog. 56. 
Sieversia Peckii. R. Br. in Parry’s 1st Voy. 276. Hook. Bot. Mag. t. 2863. 
Don, Mill. 2. 528. Dietr. 3.193. Meyer, Ind. Sem. Petrop. II. 54. 
G. rivale. Linn. Spec. 501. See syn. in Ledeb. FI. Ross. 2. 23; Pritzel, Icon. 
Bot. 493; Scheutz, 1. c. 37. — Willd. Spee. 2.1115. Michx. FI. 1. 301. Pursh, 351. 
Bigel. Fl. Bost. 206. Torrey, Fl. U. S. 493; Fl. N. Y. 1. 208. Spreng. Syst. 2. 542. 
Seringe, DC. Prodr. 2. 551, excl. var. 8. Hook. FI. Bor.-Am. 1.175. Don, Mill. 
2.526. Beck, Bot. 101. Fisch. & Meyer, Ind. Sem. Petrop. 3. 39 (Litt.-Ber. zu 
Linnea, 12.98). Torr. & Gray, Fl. 1. 422. Eat. & Wr. 254. Dietr. 3.191. Meyer, 
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