ERICACEJE. 236 J^EDUM. 



■large, pale pink, fragrant. Tube an inch or more long, glandular-hairy. 

 Pedicels half an inch long. Calyx segments obsolete. Style 2 inches in 

 length. June, July. Shining Swajnp Pink. 



* ** Corolla somewhat funnel-form, tube short, smooth, limb in 5 rounded, unequal, 

 spreading lobes. Stamens 10, declinate, unequal. Rhododendron. 



5. R. ma'ximum. 



Leaves obovate-oblong, smooth, coriaceous, discolored beneath, subrevolute 

 on the margin ; umbel terminal; corolla somewhat campanulate, unequal; 

 petals roundish. A splendid flowering shrub, not uncommon in N. England, 

 out most abundant in the Middle States, It is found in Medfield, Ms., Gil- 

 manton, Grantham, Fitzwilliam, N. H., &c. It attains the hight of 20 feet. 

 The young leaves are downy, becoming very smooth when full grown and 

 4 — 6 inches long, oblong-oval, rather broader above, entire, thick and leathery, 

 permanent, remaining on the stem 2 or 3 years. In July it puts forth its 

 •noble clusters of flowers at the ends of the branches in the midst of the ever- 

 green leaves. At first each cluster appears in the form of a large compound 

 bud enveloped in numerous bracts. These bracts are near an inch long, 

 abruptly acuminate. When expanded the corolla is pink or rose-colored, 

 sometimes dotted with yellow, segments large, roundec^ The wood is hard 

 and fine grained, but crooked. July, Aug. lUld Rose Buy. Spoon-vwod. 



Several varieties occur in various parts of the United States. The dried and 

 powdered leaves form a snufF which is much valued for catarrh. 



• * * * Corolla campanulate, limb erect or spreading, equal. St-amens 5, equal, erect. 



Azalea. 



6. R. LaPPo'NICUM. Wukl. Azalea Lapponicum. i. 

 Dwarf; Zea»es elliptical, roughened with excavated punctures ; ^ojcer* in 



terminal, leafy clusters, campanulate, limb spreading, 5-lobed ; stamens 5, 

 exserted. An erect shrub 8 — 10 mcheshigh, native of the White Mts., &g. 

 Brandies numerous, with a rough bark. Leaves about 5 lines in length, 

 one half as wide, acute with an obtuse angle, revolute, ferruginous beneath, 

 all fasciculated at the summits of the branclies. Flowers large. Peduncle 

 bracted at base. Calyx pubescent. Corolla deep purple, regular, lobes 

 roundish, as bioad as the leaves. Style very long, ascending. June, July. 



7. R. PROCU'MBENS. Azalea procumbens. L. 

 Stems procumbent, diffusely branching ; leaves opposite, oval-oblong, smooth, 



xevolute on the margin ; flowers campanulate, regular ; stamerLS included. 

 An exceedingly delicate shrub, native on the alpine summits of the White 

 Mts. ofN. H. Stems 3 — (i inches long, smooth, very branching and leafy 

 above. Leaves evergreen, thick, obtuse, not more than 3 lines in length 

 and less than 1 line wide, strongly revolute. Flowers glabrous, small in ter- 

 minal clusters enveloped in leaves. Pedicels very short, purple. Calyx 

 purple, the segments ovate-lanceolate. Corolla reddish white, 5-cleft, the 

 divisions ovate, erect-spreading, as long again as the calyx. Stamens 5. 

 Anthers opening by an oblong pore or cleft. Jn.,Jl, Trailing Rhododendron. 



9 . LEDUM. 

 Caljx minute, 4-toothecl ; corolla S-petalcd, spreading; 

 stamens 5 — 10, exserted; anthers opening by 2 terminal 

 pores ; capsule 5-cclled, 5-valved, opening at the base. 



The Lat. name of the same or a similar plant. Shrubs with alternate leaves. 

 Fls. in terminal clusters. Caps, pedicellate. Sds. numerous, linear, com- 

 pressed, scabrous, with a membranaceous wing at each end. 



