246 



JOURNAL OF THE ROYAL HORTICULTURAL SOCIETY. 



51. A. sikkimensis, Hook., Himalayas. 



52. A. spectabjlis, Ait., North America. 



53. A. Stracheyi, Hook, fil., Himalayas. 



54. A. SURCULOSUS, Michx., North America. 



55. A. TARD1FL0RUS, L., North America. 



56. A. tataricus, L. fil., Orient, &c. 



57. A. Thomsoni, Clarke, Himalayas. 



58. A. Trad esc antii, L., North America. 



59. A. TRJCEPHALUS, Clarke, Himalayas. 



60. A. trineryis, Desf., Europe. 



61. A. trinervius, Roxb., Himalayas. 



a. var. congesta : — a dwarf bushy form from China. 



62. A. turbinellus, Ldl., North America. 



63. A. um bella t us, Mill., North America. 



64. A. undue ATUS, L. (syns. squarrosus and Miller i), North America. 



65. A. versicolor, Willd. (syn. discolor minor), North America : — 



dwarf, prostrate habit, 6-18 inches high ; leafy ; flowers 

 1 inch in diameter, white to rose or rose-lilac. 

 X X, September 26th. 



a. var. Antigone (syn. discolor major) : — taller and less bushy 



than the type ; height 3^ feet. 

 XXX, September 20th. 



b. var. Themis (syn. discolor) : — straggly habit ;J bushy, leafy : 



2-2^ feet high ; flowers same as in type. 

 X X, September 21st. 



66. A. Vahlii, Hook, and Arn., Falkland Islands. 



67. A. vimineus, Lam., North America : — habit bushy; leaves 



narrow, linear ; flowers numerous, white, h inch in 

 diameter ; height 2^ feet. 

 X X, September 26th. 

 a. var. Cassiope : — more bushy than the type ; flowers white 

 and lilac, numerous, small ; height 3 feet. 

 X X, September 2nd. 



