16 ERIC ACS*. 



.many-seeded, opening at the top.^-^i shrub with deciduous 

 xilternate leaves, and pale purple flowers. 



1. K. Canadensis, L. Rhodora. 



Leaves alternate, oval, veiny entire, nearly smooth above, downy beneath ;Jlam- 

 ts clustered on short peduncles. 



Mountain bo??. April — May. Shrub 2 to 3 fe~t higb, -with erect branches ; £h« 

 -stems clothed with a smooth brown bark, each dividing at top into sever*! erect, 

 flowering branches. Flowers purple, in terminal clusters of 2 to 5, 6om?wh*» 

 preceding the leave*. 



9. AZALEA, Linn. 



■Qt. azalecs, trid, inappropriate as applied to our species, which mostly crow in w#l 



piaets. 



Calyx 5-parted, often minute. Corolla funnel-form. 5- 

 lobed, slightly irregular; the lobes spreading. Stamens 5, 

 with long exserted filaments, usually declined, as-well as the 

 long -style. Anthers short, opening by terminal pores, 

 pointless. Capsule 5-cellcd, 5-valved, many-seeded. — Up- 

 right shrubs, with alternate deciduous leaves, and large and 

 showy flowers, in umbdled clusters, from large scaly -imbri- 

 cated buds. 



* Flciars appearing after Vu leaves. 



1. A. arborescens, Linn. Tree Azalea. 



Branchlets smooth; leaves obovate, obtuse, very smooth on both sides, shinirs 

 above, glaucous beneath, the margins ciliate, flowers in leafy corymbs, not viscid, 

 tuba longer than the segments: stamens and style very much exserted. 



Biuc Mxmntains. June. Shrub 3 to 10 feet high, with thickisb leaves. Flower* 

 large, rose-cdloTedj fragrant. Sc-ules of the flowcr-luds large, yellowish-brown with 

 » fringed white border. 



2. A. viscosa, L. Clammy Azalea. White Honey- 

 suckle. Clammy Swamp Pink. 



Branchlets bristly; leaves obovate and oblong-lanceolate; ccroUa viscid, hairy; 

 talyz-lobes minute. 



Woods, common. June — July. Shrub 4 to 6 feet high, much branched a>>OTt, 

 the branches hispid. Leaves 1 to 2 inches long and about V£ as wide, smoothish, 

 hispid, ciliate on the petiole, midvein and margin. Flowers white or tinged with 

 -rose-color, fragrant, in large clusters. 



* * Flov:crs appearing before or with the leaves. 



3. A. NUDIFLORA, L. Purple Azalea. Pinxier -flower. 



Branchlets rather hairy; leaves obovatc or oblong, downy underneath: calym 

 short; tube of the coiolla longer than the lobes; stamens and style much exserted. 



Woods and mountains, common. Shrub 2 to 6 feet high, much branched above. 

 Leaves crowded at the ends of the. branches, 2 to 3 inches long, 1 to 1}/, broad, with 

 ciliate margins. Flcivers pale pink or purple, in termiual clusters," appearing & 

 little before the leaves. Stamens purple, deelinate, twice as long as the corolla. 

 Style much longer than the stamens. There arc numerous varieties, some with If 

 or more stamens. 



4. A. calendulacea, Michx. Flame-colored Azalea. 



.SranchUtt somewhat hairy; keva obovat* or oblong, mueronate, putweent «n 



