XLII. ERICA‘CEE ? RHODODE/NDRON. 595 
the segments linear, and 4: times longer than the rest. Filaments ex- 
serted. Branchlets hispid. (Don’s Mill.) A deciduous shrub. Carolina 
and Georgia, on barren sandy hills. Height 3 ft. to 4ft. Introduced in 
1734, Flowers red and white ; May. 
& 21. R. (N.) CALENDULA'CEUM Torr. (A. (¥.) cALENDULA‘CEA Miche.) The 
Marigold-flowered Azalea. 
Identification. Torr. Fl. Un. St., p. 140. ; Don’s Mill., 3. p. 847. 
Synony Azalea calendulacea Michr. Fl. Ror. Amer.1. p.156.3; A. 
nudifidra var. coccinea dit. Hort. Kew. 319, 
Engravings. Bot. Mag., t. 172.; Bot. Cab., t. 1394.; Bot. Reg., t. 1454. ; 
and our jig. 1129. 
Spec. Char., §c. Leaves oblong, pubescent on both sur- 
faces, but afterwards hairy. Flowers large, not 
clammy, rather naked. Teeth of calyx oblong. Tube 
of corolla hairy, shorter than the segments. (Don’s 
Mill.) A deciduous shrub. North America, from 
Pennsylvania to Carolina. Height 2 ft. to 6ft. In- 
troduced in 1806. Flowers yellow, red, orange- 
coloured, or copper-coloured ; May and June. 1129. B. (u.) calendulaceum. 
Variéties. 
& R.c. 2 Mortérii Swt. Fi-Gard. 2d s. 10.—A bybrid between R. calen- 
dulaceum and one of the red varieties of R. 
nudiflorum, of which there are two subvarieties; 
one with a flesh-coloured corolla, having the 
upper segment orange-coloured, edged with 
flesh-colour, called R. Mortérad cA4rneum; and 
another, called R. Mortéri var. pree’stans, with 
pale copper-coloured flowers, tinged with blush. 
& R. c. 3 filgidum Hook. A. c. feigida Hort. — 
Corollas of an orange-red colour, with bright 
green leaves, which spread out beneath the 
ecrymbs of flowers, and form a rich back- 
ground to them. 
& R. co. 4 lépidum Bot. Reg. t. 1402. and our 
Jig. 1130.— Raised at High Clere. 1130. R. c. 1epidum. 
¢ 22, R. cann’scens G. Don, (A. canefscens Mickz.) The canescent Azalea. 
Identification. Don’s Mill., 3. p. 848. x 
KY Azalea éscens Mr. Fl. Bor. 1. p.150., Ph. Sept. 1. p. 152. ; A. viscdsa pubéscens Lod. 
Engraving. Lodd. Bot. Cab. 441.; and our fig. 2097. in p. 1108. 
Spec. Char., &c. Leaves obovate-oblong, downy above, and tomentose be- 
neath, not bristly on the middle nerve. Flowers not clammy, nearly naked. 
Tube of corolla hardly shorter than the segments. Teeth of calyx very 
short, rounded, obtuse. Stamens hardly exserted. (Dons Mill.) A deci- 
duous shrub. Lower Carolina, on the banks of rivers. Height 3 ft. to 4 ft. 
Introduced in 1812. Flowers rose-coloured ; May and June. 
% 23. R. visco'sum Torr, (A.visco’sa LZ.) The clammy- 
flowered Azalea. 
Identification. Torr. Fl. Un. St., p.140.; Don’s Mill., 3. p. 847. 
Synonyme. Azalea viscdsa Lin. Sp. 214. 
Engraving. Our fig. 1131. 
Spec. Char., &c. Leaves oblong-obovate, acute, smooth 
and green on both surfaces, ciliated on the margins, 
having the midrib bristly. Flowers produced in 
terminal clusters; and clammy, leafy, and hairy. 
Tube of corolla as long as the segments. Teeth of 
the calyx short, rounded. Stamens hardly longer 
than the corolla. (Don’s Mill.) A deciduous shrub, 
aa? 
1232, Rs viscosum. 
