ASSAM AND BOOTAN. 361 
$ LrgrorgAMNUS.—Üalyz coriaceous, spreading, circular or oblong, 
obsoletely lobed. Corolla nearly regular, spreading. Stamens twelve 
to eighteen, disposed in a circle. Stigma capitate. Capsule about 
twelve-celled.—Large shrubs, with, at length, smooth leaves, and few 
large white flowers. 
12. RHODODENDRON ÅUCKLANDII? Hook. fil., 
or R. Grifithii, Hook. fil., bearing an almost circular peltate calyx, of 
which the flower is yet unknown; grows to be a large straggling shrub, 
10-20 feet high. On the slopes of the Oola mountains, at an elevation 
of about 8000 feet above the sea. Of this, from growing plants, there 
appear to be two or three varieties. 
$ SARCODENDRON *.— Calyx five-lobed, lobes more or less coriaceous or 
membranaceous. Corolla with the lobes nearly equal and regular. 
Stamens sixteen. to twenty. Stigma capitate. Ovary five- to ten- 
celled. Capsule conic.—Shrubs, with smooth succulent leaves and 
branches, more or less clothed with radiated glandular scales. 
Flowers few, or solitary. 
* Flowers funnel-shaped. (MADDENIA.) 
13. RHODODENDRON JENKINSII, Nutt. 
Fraticosum : foliis brevi-petiolatis, oblongo-lanceolatis, acutis, basi 
cuneatis, subtus glaucis dense squamosis; corymbis 4—6-floris; ca- 
lycis laciniis brevibus, lobis subzequalibus, rotundatis, obtusis; stylo 
longissimo; capsulis cylindraceo-ovatis, 10-locularibus; seminibus 
lanceolatis, acuminatis, immarginatis, basi obliquis. 
B. aciphyllum ; foliis oblongo-lanceolatis subacuminatis angustatis, basi 
cuneatis.—Allied to R. Maddeni, but the leaf narrower and not so 
acuminate, the scales, also, on the underside of the leaf, much larger. 
Y- platyphyllum; foliis oblongo-ovatis, planis, obtusiusculis, basi rotun- 
datis.—A very wide-leaved variety, the leaf sometimes oval. 
8. undulatum; foliis oblongo-lanceolatis, cuneatis, undulatis, acutius- 
culis.—The leaf strongly waved, rather narrow, and very shining. 
These varieties all occur blended with the original species. 
Haz. In Bootan, on the southern slope of the Oola mountain, at about 
an elevation of 6-7000 feet above the sea-level, growing a little 
* In allusion to the fleshy succulent texture of these species. 
VOL. V. 3A 
