Trees, Shrubs and Vines 



95- Smooth Azalea. (Rhododendron arborescens.) 



Leaf: 2-3', simple, alternate, entire, obovate, smooth, glossy 

 above, a bloom beneath, edge bristly hairy, thickish. Flower : 

 m., rose-color, fragrant, slightly sticky (corolla funnel-form with 

 5 spreading lobes shorter than tube ; stamens and style much 

 longer than corolla tube), in terminal clusters ; June. Mountains 

 of Pennsylvania, and south ; 3°-l2° high. 



96. Flame-colored Azalea. (Rhododendron calendulaceum.) 



Leaf : 2-3', simple, alternate, entire, obovate to oblong, hairy 

 (as also branchlets). Flower : m., orange to flame-color, not 

 odorous nor sticky (corolla as in 95, but its tube shorter than the 

 lobes), in terminal clusters, profuse, before the leaves ; May. 

 Pennsylvania and south ; 3°-l0° high ; cultivated. 



97. Pinxter-flower. Purple Azalea. (Rhododendron 

 nudiflorum.) 



Leaf : 2'-3', much as in 96, branchlets hairy. Flower : m., 

 pink, purple, buff, mottled or white, often fragrant (corolla fun- 

 nel-form with 5 large spreading lobes ; stamens and style much 

 longer than tube), clustered, with or before leaves ; April, May; 

 2°-6° high. 



98. Black Crowberry. (Empetrum nigrum.) 



Leaf : '%' , simple, alternate, entire, crowded, narrow, ever- 

 green. Flower : reddish (no corolla, 3 spreading sepals, 3 sta- 

 mens), very small, along branch ; May, June. Fruit : black, 

 berry-like. Alpine tops of mountains in New England and New 

 York, and along Maine coast and Lake Superior ; low, spread- 

 ing. 

 99. Common Black Huckleberry. (Gaylussacia resinosa.) 



Leaf : i'-2^', simple, alternate, entire, oval to long-ovate, 

 thickly covered with shining resinous dots. Floviter : m. , white, 

 red- or purple-tinged, corolla cylindrical, 5-lobed, a reddish bract, 

 falling early, with each flower and cluster ; May, June. Fruit : 

 black, rarely white, without bloom ; i°-3° high. 

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