ERICACEAE 885 



long ; limb 2.5-3 cm. broad, the lobes rounded, more or less crisped : capsule nearly 1 cm. 

 long. 



In sandy pine lands, western Florida. Spring. 



5. Rhododendron Cuthb6rtii Small. A branching straggling shrub 1-3.5 m. tall, 

 with resinous-dotted foliage. Leaf-blades elliptic, 3-7 cm. long, acute at both ends, 

 or acuminate at the apex, revolute, somewhat reticulated above, scurfy beneath ; petioles 

 5-10 mm. long, stout : flower-clusters rather dense : pedicels 1-1.5 cm. long : corolla clear 

 rose-colored ; tube narrowly funnelform, 1.5 cm. long, abruptly expanded about the mid- 

 dle ; limb about 3.5 cm. broad, the upper lobe copiously blotched : capsule oblong-ovoid, 

 8-12 mm. long. 



In sandy woods, middle Georgia. Spring. 



7.. MENZIESIA J. E. Smith. 



Shrubs, with erect branching stems. Leaves alternate, deciduous: blades membra- 

 nous, entire. Flowers perfect, in terminal clusters. Sepals 4-5. Corolla white, greenish 

 or reddish, globose, campanulate or urn-shaped : lobes 4-5. Stamens 5, 8 or 10, included : 

 filaments flattened, sometimes dilated below: anthers elongated, awnless, opening by terminal 

 pores or chinks. Disk 8-10-lobed. Ovary 4-5-celled, usually 4-celled. Stigma truncate 

 or 4-5-lobed. Ovules numerous in each cavity. Capsule depressed or elongated, septici- 

 dally 4-valved. 



1. Menziesia pilosa (Michx. ) Pers. An asymmetrical shrub 0.5-2 m. tall, with 

 sparingly pubescent foliage. Bark scaly : leaf-blades membranous, elliptic to oval or 

 elliptic-oblanceolate, 1.5-5 cm. long, abruptly glandular-pointed, ciliate, glaucescent be- 

 neath, acute or acuminate at the base, short -petioled c flower-clusters loose : pedicels 1-2.5 

 cm. long, glandular-pubescent : calyx flattish, 2-2.5 mm. broad : sepals pectinate-ciliate : 

 corolla white or pink, ovoid becoming ovoid-campanulate, 6-7 mm. long ; lobes rounded, 

 shorter than the tube : capsules ovoid, 5-6 mm. long, bristly with gland-tipped rigid hairs. 



In mountain woods, Pennsylvania to Georgia and Alabama. Summer. 



8. KALMIA L. 



Evergreen shrubs or trees with glabrous or finely glandular-pubescent foliage. Leaves 

 alternate, opposite or whorled : blades entire, often lustrous, not ciliate. Flowers perfect, 

 showy, in terminal or axillary corymbs or umbels, the bracts early deciduous. Sepals 5, 

 leathery, persistent, obtuse or acute. Corolla white or pink, rotate : tube short, with 10 

 sacs : limb 10-keeled, with 5 rounded lobes. Stamens 10 : filaments shorter than the co- 

 rolla, straightening elastically at maturity : anthers awnless, opening by terminal pores at- 

 tached to the filaments near the top. Disk 10-lobed. Ovary 5-celled. Capsule spheroidal, 

 depressed at the apex, septicidally 5-valved. 



Inflorescence lateral : sepals not ciliate. 



Leaves mostly alternate : corolla 15 mm. broad : capsules 4-5 mm. broad. 1. K. cuneata. 



Leaves mostly opposite or whorled : corolla 6-8 mm. broad : capsules 3-3.5 mm. 



broad. 



Leaf-blades glabrous, at least at maturity : style glabrous. 2. K. angustifolia. 



Leaf-blades permanently canescent-tomentulose, at least beneath : style pu- 

 bescent. 3. K. Carolina. 

 Inflorescence terminal : sepals ciliate. 4. K. latifolia. 



1. Kalmia cuneata Michx. A low branched shrub, with pubescent foliage. Leaves 

 mostly alternate, deciduous : blades spatulate or cuneate, 1.5-5 cm. long, mucronulate, spar- 

 ingly pubescent and pale beneath, deep green and somewhat shining above, sessile : clusters 

 few -flowered : pedicels 1-1.5 cm. long, becoming glabrous : sepals oblong, 3-3.5 mm. long : 

 corolla white or pinkish, about 1.5 cm. broad : capsules spheroidal, 4-5 mm. broad. 



In swamps, eastern North Carolina. Spring. WHITE WICKY. 



2. Kalmia angustifolia L. A branched shrub 2-12 dm. tall, with glabrate foliage. 

 Leaves numerous, persistent ; blades leathery, oblong to lanceolate, 2-6 cm. long, usually 

 obtuse or acutish, slightly revolute, short-petioled : corymbs lateral, few-many-flowered : 

 pedicels slender, 1-2 cm. long, minutely glandular : calyx glandular : sepals ovate, 1-1.5 

 mm. long : corolla purple to crimson, 6-8 mm. broad : style glabrous : capsules spheroidal, 

 3-3.5 mm. broad, minutely and inconspicuously glandular, on recurved pedicels. 



In various situations, Newfoundland to Hudson Bav, south to Georgia. Summer. SHEEP LAUREL. 

 LAMBKILL. WICKY. 



