Heteromeles. Horkelia.] EOSACEyE. 287 



rursh, 343. Barton, Veg. Mat. Med. 1, t. 5. Bigelow, Med. Bot. 3. 11, t. 41. 

 Cambess. 1. c. 387, 1. 17, f. 2 (fl. & fr.). 



Ulmaria trifoUata. Hill, Hort. Kew. 214. 

 HETEROMELES arbutifolia. Roomer, Syii. Monog. 3. 105. Decaisne, Mem. 

 Faiii. Tom. 144, t. 9. Brew. & Wats. Bot. Calif. 1. 188. 



CraUegus arhutijhlia. Poir. in Nouv. Duliam. 4. 131 ; Diet. SuppJ. 1. 292. Ait. f. 

 Hort. Kew. 3. 202. Lodd. Bot. Cab. t. 201. 



Aronia arbutifolia. Nutt. Genera, 1. 30G. 



Photinia arbutifolia. Lindl. in Trans. Linn. Soc. 13. 103; Bot. Ecg. t. 491, & 

 under t. 1956 (Spreng. Neue Entdeck. 3. 169 ; Regensb. Fl. 6. 169). Spreug. Syst. 

 2. 508. DC. Prodr. 2. 631. Cham. & Schlecht. in Linnsa, 2. 542. Don, Mill. 

 2. 602. Spach, Hist. Veg. 2. 80. Hook. & Am. Bot. Beeehey, 139 & 340. Torr. 

 & Gray, Fl. 1. 473. Dietr. 3. 162. Loud. Arb. 2. 868, f. 619. Benth. Bot. Sulph. 

 14; PI. Hartw. 307. Torrey, Emory's Rep. 140; Sitgr. Rep. 159; Pac. R. Rep. 

 4.85; Mex. Bound. 64 ; Bot. Wilkes, 291. AVood, Cl.-Book, 329. Boland. Proc, 

 Calif. Acad. 3. 80; Cat. 11. Maximowicz, Bull. Acad. Petersb. 19. 180 (Melang. 

 Biolog. 9. 180). Wenzig, Linna?a, 38. 96. 



Mespilus arbutifolia. Link, Enum. Hort. Bcrol. 2. 36. 



Photinia salicifolia. Presl, Epimel. Bot. 204. Walp. Ann. 3. 858. 



Heteromeles Fremontiana. Decaisne, Mem. Fam. Pom. 144. 

 HORKELIA Bolanderi. Gray, Proc. Am. Acad. 7. 338. Watson, King's Rep. 

 5. 448. Regel, Trudi Peterb. 1. 152. Brew. & Wats. Bot. Calif. 1. 182: The 

 species of the genus are all referred to Potentilla by Benth. & Hook, in Gen. PI. 



1. 621, & by Baillon, Hist. PI. 1. 369. 



Var. Parryi. Watson, Bot. Calif. 1. 182. 

 H. Californica. Cham. & Schlecht. in Linnaea, 2. 26. Don, Mill. 2. 562. Hook. 

 & Arn. Bot. Beeehey, 139. Torr. & Gray, Fl. 1. 434. Walp. Rep. 2. 36. Presl, 

 Epimel. Bot. 19S. Gray, Proc. Am. Acad. 6. 529. Watson, King's Rep. 5. 447. 

 Regel, Trudi Peterb. 1. 151. Torrey, Bot. Wilkes, 288. Brew. & Wats. Bot. 

 Calif. 1. 181. 



Sibhaldia Californica. Spreng. Syst. 4'^. 341. Dietr. 2. 1020. 



H. grandis. Hook. & Arn. Bot. Beeehey, 339. 



H. capitata. Torrey, Pac. R. Rep. 4. 84. 

 Var. cuneata. Gray, Proc. Am. Acad. 6. 529. 



H. cuneata. Lindl. Bot. Reg. 23, under t. 1997. Hook. & Am. Bot. Beeehey, 

 338. Torr. & Gray, Fl. 1. 435. Dietr. 2. 1628. Walp. Rep. 2. 36. Benth. PI. 

 Hartw. 309. Presl, Epimel. Bot. 198. Torrey, Mex. Bound. 64. Boland. Cat. 10. 



Potentilla multijuga. Lehm. Ind. Sem. Hamb. 1849, Add. 6 ; Pugil. PI. Nov. 9. 2 ; 

 Rev. Potent. 29, t. 7. 



Potentilla cuneata. Benth. & Hook. 1. c. Baillon, 1. c. 

 Var. sericea. Gray, Proc. Am. Acad. 6. 529. Brew. & Wats. Bot. Calif. 1. 181. 

 H. capitata. Lindl. Bot. Reg. under t. 1997. Hook. & Arn. Bot. Beeehey, 338. 

 Torr. & Gray, Fl. 1. 435. Dietr. 2. 1628. Walp. Rep. 2. 36. Gray, Proc. Am. 

 Acad. 6. 529. Watson, Eng's Rep. 5. 447. Regel, Trudi Peterb. 1. 151. Brew. & 

 Wats. Bot. Calif. 1. 181. 



H. congesta. Dougl. ; Hook. Bot. Mag. t. 2880 ; Fl. Bor.-Am. 1. 196. Don, Mill. 



2. 562. Hook. & Arn. Bot. Beeehey, 339. Torr. & Gray, Fl. 1. 434. Eat. & Wr. 

 273. Walp. Rep. 2. 36. Gray, Proc. Am. Acad. 6. 529 & 8. 381. Watson, King's 

 Rep. 5. 448. Regel, Trudi Peterb. 1. 153. Torrey, Bot. Wilkes, 288. Brew. & 

 Wats. Bot. Calif. 1. 181. 



