XLIII. ERICA‘CEE: RHODODE/NDRON. 589 
Spec. Char., §c. Leaves ovate-lanceolate, or elliptic, 
acutish, ciliated with rusty hairs on the margins, 
glabrous above, dotted and hairy beneath. Calycine 
segments fringed, bearded. Flowers pale red or 
scarlet, disposed in umbellate corymbs. Corollas 
funnel-shaped. (Don’s Mill.) A low evergreen 
shrub. Alps of Switzerland, Austria, Styria, Dau- 
phiné, &c. Height 1 ft.to2 ft. Introduced in 1656. 
Flowers pale red or scarlet; May to July. 
Variety. 
a R. (f) &. 2 variegdtum.— Leaves edged with 
yellow. Possibly only a variety of the pre- PN. 
ceding species. 1112. R. (f) hirstium. 
» ll. &.sero'sum D. Don. The bristly Rhododendron. 
Identification. D. Don in Wern. Soc. Trans., 3. p. 408.; Don’s Mill., 3. p. 844. 
Engraving. Our fig. 1113. from a specimen in the herbarium of Professor DeCandolle. 
Spec. Char., $c. Branchlets beset with .bristles. Leaves oval, mucronate, 
bristly on the margins and under surfaces. Pedicels beset with glandular 
hairs. Calycine segments rounded, coloured, 
naked, crenulated. <A small, stiff much-branched 
shrub. Leaves half an inch long. Flowers 
purple, size of those of R. daétricum, disposed in 
umbellate corymbs. Calyx purple. Filaments 
bearded at the base. Stigma capitate. (Don’s 
Mill.) A low evergreen shrub, Nepal, in Gos- 
sainthan. Height 6 in. to 1 ft. Introduced in 
1825, but rare. Flowers purple ; May. 
2 R. macrophjllum D. Don (G. Don’s Mill., iii. 
p. 843.) is a native of the north-west coast of 
North America, where it was collected by Mr. 
Menzies; and there are specimens in Mr. Lam- 1113. R. setdsum. 
bert’s herbarium ; but the plant has not yet been 
introduced. The petioles of the leaves are lin., and their disks from 
7 in. to 8 in. long; and the flowers are smaller than those of 2. maximum, and 
white. 
§ ii. Booram. 
Derivation. The name of #. arbdreum in Nepal. 
Sect. Char., $c. Limb of calyx 5-lobed. Corolla campanulate. Evergreen 
trees or shrubs, natives of the Himalayas, and other mountainous regions 
of Northern India. One species is hardy in British gardens. 
« 12, R.campanuta‘tum D.Don. The bell-shape-flowered Rhododendron. 
Identification. D. Don in Wern. Mem., 3. p. 409. ; Prod. Fl. Nep., p. 153. 5 Don’s Mill., 3. p. 844. 
Engravings. Lodd. Bot. Cab., t. 1944.; Swt. Fl.-Gard., 2d s., t. 241.5 and our fig. 1114. 
Spec. Char., §&c. Leaves elliptic-oblong, mu- A 
cronate, rusty beneath, rather cordate at the Vl SP 
base. Segments of corolla flat, emarginate. 
Ovarium 6-celled, glabrous. Under surfaces 
of leaves clothed with fine scaly pubescence, 
at first of a purplish hue, then changing to 
nearly white, and afterwards to a deep fer- 
ruginous brown. Flowers copious, disposed 
in corymbose clusters. Pedicels glabrous. g 
Bracteas fringed. Corollas large, pale pink, 
changing to white, having the upper lip 
marked with irregular purple spots. Fila- 
ments bearded at the base. This species 
surpasses all others in the size of its (iid, Bi Genpanaliad’: 
