176 SAPINDACE.E. [Acer. 



Syst. 2. 224. Hook. Fl. Bor.-Ani. 1. 111. Torr. & Gray, Fl. 1. 246. Emerson, 

 Mass. Trees, 490. Gray, Genera, 2. 200, 1. 174, f. 1-3 (fl.) ; Manual, 119. Kich- 

 ard. Arct. Exped. 422. Curtis, Bot. N. Car. 52. Chapman, 80. Buchenau, Bot. 

 Zeit. 19. 285, 1. 11, f. 24. 



A. Canadense. Marsh. Arbust. 4. 



A. striulum. DuRoi, Diss. 58 ; Harbk. 1. 8, 1. 1. Wangenh. Anier. 29, 1. 12, f. 2. 

 Lam. Diet. 2. 381. Ehrh. Beitr. 4. 25. Moench, Meth. 56. Persoon, 1. 417. 

 Michx. f. Arbr. Amer. 2. 242, 1. 17. Pursh, 267. Nutt. Genera, 1. 253. DC. 

 Prodr. 1. 593. Bigel. Fl. Bost. 379. Watson, Dendr. t. 70. Don, Mill. 1. 648. 

 Beck, Bot. 64. Spach, Hist. Veg. 8. 85; Ann. Sd. Nat. 2. 2. 162. Dietr. 2. 1281. 

 Eat. & Wr. 112. Loud. Arbor. 1. 407, t. 27 & f. 116. 



A. rubrum. Linn. Spec. 1055. DuRoi, Diss. 59. Marsh. Arbust. 3. Lam. Diet. 

 2. 380 ; 111. t. 844, f. 3. Ehrh. Beitr. 4. 23. Ait. Hort. Kew. 3. 434, excl. var. 

 Mpench, Meth 56. Michx. Fl. 2. 253. Persoon, 1. 417. Loisel. Nouv. Duham. 

 4. 31. Willd. Spec. 4. 984 ; Enum. 1044. Desf. in Ann. Mus. 7. 413, t. 25, f. 2. 

 Poir. Suppl. 2. 574. Tratt. Archiv. 1, t. 9. Michx. f. Arbr. Amer. 2. 210, t. 14. 

 Pursh, 265. Bigel. Fl. Bost. 377. Nutt. Genera, 1. 252. Elliott, 1. 449. James, 

 Long's Exped. 2. 345. Torrey, Fl. U. S. 395 ; Fl. N. Y. 1. 137. Watson, Dendr. 

 1. 169. Spreng. Syst. 2. 225. Audubon, Birds, t. 54, 67. Tauscli, Regensb. Flora, 

 12^.552. Hook. Fl. Bor.-Am. 1. 114; Jour. Bot. I. 199. Don, Mill. 1. 650. Beck, 

 Bot. 63. Spach, Hist. Veg. 3. 113; Ann. Sci. Nat. 2. 2. 176. Darling. Fl. Cestr. 

 244. Torr. & Gray, Fl. 1. 249 & 684. Dietr. 2. 1282. Eat. & Wr. 112. Walp. 

 Rep. 1. 409. Loud. Arbor. 1. 424, t. 39, 40 & f. 130. Emerson, Mass. Trees, 483. 

 Richard. Arct. Exped. 422. Nutt. Sylva, 2. 87. Engelm. PI. Upp. Miss. 1S7. 

 Curtis, Bot. N. Car. 50. Chapnuvn, 81. Buchenau, Bot. Zeit. 19. 285, 1. 11, figs. 

 PI. Bourgeau, 255. Gray, Manual, 119. 



? A. glaucum. Marsh. Arbust. 2. 



1 A. Cnroliniamim. Walter, 251. 



A. coccineum. Michx. f. Arbr. Amer. 2. 203. 



A. sancjmnaim. Spach, Ann. Sci. Nat. 2. 2. 176; Hist. Veg. 3. 115. Dietr. 

 2. 1282. 



A. Dmmmondii. Hook. & Arn. in Hook. Jour. Bot. 1. 199. Nutt. Sylva, 2. 83, 

 t. 70. 



A. saccharinum. Wangenh. Amer. 36, 1. 11, f. 26. Lam. Diet. 2. 379. Walter, 

 251. Ait. Hort. Kew. 3. 434. Ehrh. Beitr. 4. 24. Persoon, 1. 417. Loisel. Nouv. 

 Duham. 4. 29, t. 8. Willd. Spec. 4. 985; Enum. 1044. Tratt. Archiv. 1, t. 3. 

 Michx. f. Arbr. Amer. 2. 218, 1. 15. Pursh, 266. Bigel. Fl. Bost. 378. Elliott, 

 1. 450. Richard. Frankl. Journ. 26 ; Arct. Exped. 422. DC. Prodr. 1. 595. Tor- 

 rey, Fl. U. S. 396; Fl. N. Y. 1. 135. Spreng. Syst. 2. 225. Hook. Fl. Bor.-Am. 

 1. 113. Don, Mill. 1. 650. Beck, Bot. 63. Spach, 11. cc. 170 & 99. Darling. Fl. 

 Cestr. 245. Torr. & Gray, Fl. 1. 248. Eat. & Wr. 112. Dietr. 2. 1282. Walp. 

 Rep. 1. 410. Nees, PI. Wied, 5. Loud. Arbor. 1. 411, t. 31 & f. 122. Emerson, 

 Mass. Trees, 489. Gray, Genera, 2. 200, t. 174; Manual, 119. Nutt. Sylva, 2. 88. 

 Parry, PI. Minn. 610. Engelm. PI. Upp. INIiss. 187. Chapman, 80. 

 A, saccharum. Marsh. Arbust. 4. 



A. hnrbatum. Michx. Fl. 2. 252. Willd. Spec. 4. 989. Poir. Suppl. 2. 575. 

 Pursh, 266. Elliott, 1. 451. DC. Prodr. 1. 595. Torrey, Fl. U. S. 396. Spreng. 

 Syst. 2. 224. Don, Mill. 1. 649. Beck, Bot. 63. Spach, 11. cc. 178 & 118. Torr. 

 & Gray, Fl. 1. 249 & 684. Eat. & Wr. 112. Curtis, Bot. N. Car. 51. 



Var. nigrum. Torr. & Gray, Fl. 1. 248. Torrey, Fl. N. Y. 1. 136. Gray, Man- 

 ual, 119. 



