ERICACEAE. 93 



1. B. racemosa Vent. Shrub 1-2.5 m. tall, the branches hirsute: leaf -blades 

 mainly oblong to oval, 2.5-5 cm. long: calyx about 4 mm. long: petals white, 

 spatulate or linear-spatulate, 2-2.5 cm. long, glutinous: filaments pubescent: 

 capsules spheroidal, 6-9 mm. wide. 



Pinelands and sandy soil, e. Pla. and the pen. (Ga.) Spr.nsum., or all year 

 southward. 



2, AZALEA L. Erect deciduous-leaved shrubs. Leaves alternate: blades 

 sometimes bristle-toothed. Calyx deciduous: lobes 5, conspicuously ciliate. 

 Corolla variously colored, funnelform: tube elongate: limb 2-lipped. Stamens 

 5 or rarely 10, conspicuously exserted: anthers with terminal pores. Style de- 

 clined. Capsule elongate. WILD-HONEYSUCKLE. 



Flower-clusters appearing before the leaves, or as the leaves unfold. 



Corolla red, yellow, or orange. 1. A. austrina. 



Corolla pink, white, or purplish. 



Corolla-tube hirsute or strigose. 2. A. nudiflora. 



Corolla-tube glandular-pubescent. 3. A. canescens. 



Flower-clusters appearing after the leaves. 



Leaf-blades permanently white- or pale-tomentose beneath : cap- 

 sules pale-canescent. 4. A. Candida. 

 Leaf-blades with scattered hairs, sometimes pubescent only on 



the midrib : capsule, as far as known hirsute. 

 Leaf-blades predominatingly of an obovate, cuneate, or 



oblong-oblanceolate type. 5. A. viscosa. 



Leaf-blades predominatingly of an oblong or oval type. 6. A. serrulata. 



1. A. austrina Small. Shrub mostly 3 m. tall or less with irregular branches 

 and softly pubescent and usually glandular twigs: leaf -blades oval, obovate, 

 oblong, or oblong-spatulate, 2.5-9 cm. long, acute or abruptly gland-tipped, 

 rather firm in age, finely pubescent, usually permanently so, ciliate, short- 

 petioled: pedicels glandular-pubescent: calyx-lobes deltoid to triangular-lanceo- 

 late, acute, glandular-ciliate : corolla yellow or orange, 2-3 cm. long, the tube 

 scarcely dilated up to the limb, finely glandular-pubescent, the lobes broad, 

 acute or abruptly short-acuminate: capsules rather slender, slightly narrowed 

 upward, 2-2.5 cm. long, finely glandular-pubescent. 



Woods and stream-banks, Chattahoochee region, m. Fla. (Endemic.) Spr. 



2. A. nudiflora L. Shrub 3 m. tall or less with irregularly branched stems and 

 minutely pubescent and more or less strigose twigs: leaf-blades oblong to 

 obovate or oblong-obovate, 3-10 cm. long, thick and firm in age, acute or ab- 

 ruptly gland-tipped, strigose on or near the veins beneath, or glabrous, except 

 the margins, short-petioled : pedicels strigose or hirsute-strigose : calyx-lobes 

 ovate to half -orbicular, copiously ciliate: corolla pink or white, or purplish, 

 2.5-3.5 cm. long, the tube gradually dilated above the middle, pilose or strigose, 

 and sometimes sparingly glandular, the lobes rather broad, abruptly pointed: 

 capsules oblong, linear-oblong or somewhat narrowed upward, strigose or 

 hirsute-strigose. PINXTER- FLOWER. 



Woods and thickets, n. Fla. (Cont.) Spr. 



3. A. canescens Michx. Shrub 4 m. tall or less with diffuse or spreading 

 branches and minutely soft -pubescent and usually also strigose twigs: leaf- 

 blades elliptic, elliptic-oblanceolate, oblanceolate, or narrowly obovate, thickish 

 and firm at maturity, 4-10 cm. long, acute and gland-tipped or sometimes 

 abruptly pointed, ciliate with scattered hairs above or nearly glabrous, per- 

 manently tomentose-canescent beneath, short-petioled: pedicels canescent and 

 more or less hirsute: calyx-lobes deltoid to ovate, ciliate: corolla pink, rose, 

 or rarely white, 1.5-2 cm. long, or rarely somewhat longer, the tube finely 

 glandular-pubescent, abruptly dilated near the throat, the lobes acute: capsules 

 slender, narrowed upward, 1.5-3 cm. long, canescent and hirsute. 



Stream-banks, n. Fla. (Con*.) Spr. 



4. A. Candida Small. Shrub 2 m. tall or less with widely branched stems 

 and tomentulose and often somewhat glandular twigs: leaf -blades obovate, 



