ERICACEiE 



CATAWBAN RHODODENDRON, Rhododendron cataxMense. 



Gardens, shrubberies. INIay— July. This is extremely hardy, and is used 

 as a stock. 



Flowers lilac-purple, in a corymbose cluster, pedicels rusty pubescent, be- 

 coming glabrous ; Calyx lobes small, triangular-ovate, acute ; Corolla broadly 

 campanulate, .5-lobed, U-2 ins. long, 2-2^ ins. broad; Fruit a capsule, linear- 

 oblong, rusty pubescent, J in. long. 



Leaves oval or oblong, rounded both ends, entire, mucronate, incurved, 

 glabrous, deflexed, pale beneath, 3-5 ins. long, 1^-2 ins. wide. 



An evergreen shriib, 4-12 ft. ; Branches stout. 



Introduced from river Catawba, in mountainous regions of Southern 

 United States, 1809. 



ALPINE ROSE, Rhododendron jcrrugineum. 



Rock gardens. May — July. This does best in light sandy peat or 

 leaf-mould. 



Flowers rose or scarlet, small, less than 1 in. diam., in a terminal umbel ; 

 Calyx lobes 5, short, obtuse ; Corolla infundibuliform, marked with asli-coloured 

 or yellow dots ; Fruit a capsule. 



Leaves small, oblong, attenuated both ends. Box-like, glabrous and 

 shining above, ferruginous spots beneath, ciliated and slightly hairy beneath 

 when young. 



An evergreen shrub, 1-3 ft. ; compact, forming a low spreading 

 bush. 



Native of European Alps; introduced 1752. Leaves subject to Rhododendron 

 Galls, caused by a fungus {Exobasidium Rhododendri). 



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