202 THE AZALEAS OF NORTH AMERICA 



Azat.t.a speciosa k. ttndulata Sweet, I. c. 265 (1826), name. 



Rhododendron speciosum k. undulatum Sweet, I. c. 343 (1830), "red." 

 Azalea viscosa j3. cbispa Sweet, Hort. Brit. 266 (1826). — Loddiges, Cat. 

 apud Loudon, Arb. Brit. II. 1143 (1838). 



Rhododendron viscosum j3. crispum Sweet, Hort. Brit. ed. 2,344 (1830), "white." 

 Azalea viscosa y. dealbata Sweet, I.e. 266 (1826). — Loddiges, I.e. 1143 

 (1838). 



Rhododendron viscosum y. dealbatum Sweet, I. c. 344 (1830), "white." 



Azalea viscosa e. penictt.t.ata Sweet, I. c. 266 (1826). — Loddiges, I. c. 1143 

 (1838). 



Rhododendron viscosum «. penicittatum Sweet, I. c. 344 (1830), "red, white." 



Azalea viscosa praecox Loddiges, I. c. 1143 (1838), name. 



Azalea viscosa sthicta Carriere in Rev. Hort. 1872, p. 299. 



Described as a very dwarf compact plant, with oval leaves glaucous beneath 

 and small white slightly pinkish flowers appearing at the beginning of May. The 

 early flowering time makes it improbable that this form belongs to R. viscosum. 



Azalea viscosa f. vaeiegata Sweet, I.e. 265 (1826). — Loddiges, I.e. 1143 

 (1838). 



Rhododendron viscosum f. variegatum Sweet, I. c. 344 (1830), "red, white." 



Azalea viscosa violae odore Loddiges, I. c. 1143 (1838), name. 



Besides the doubtful names enumerated above, a large number of names with- 

 out or with very inadequate description have appeared in horticultural publications 

 taken in about all cases from various nursery catalogues. The following are some 

 of the more important references to lists of garden forms of Azaleas (exclusive of 

 Indian Azaleas) : 



Loudon, Arb. Brit. II. 1142-1144 (1838). 



Bosse, Vollst. Handb. Blumengdrt. I. 337, 340-342 (1840). 



Heynhold, Nomencl. Bot. Hort. 108 (1840); II. 55-56 (1846). 



SteudeL Nomencl. I. 175 (1841). 



Henderson, IU. Bouquet, text to t. 46 (1859-61), forms of R. norbitonense. 



Andr6, PI. Terr. Bruy. 164, 166, 187-189 (1864). 



Millais, Rhodod. 166-167, 212-214 (1917). 



