264 ERICACEiE. (ni-.ATII FAMILY.) 



9. CLETHRA, L. 



Calyx 5-partcd, imbricated in the bad. Corolla 5-pctalous. Stamens 10: 

 anthers obeordate, inverted in the bud, opening by terminal pores. Style slen- 

 der, 3-cleft. Capsule 3-celled, 3-vaIved, many-seeded. — Shrubs or small trees. 

 Leaves alternate, oblong or obovate, serrate, deciduous. Flowers white, in ter- 

 minal racemes. Stamens and style exserted. 



1. C. alnifolia, L. Shrubby; branches and racemes tomentose ; leaves 

 short-petioled, obovate or wedge-oblong, acute, smooth on both sides ; racemes 

 simple or panicled ; style and filaments smooth; bracts partly persistent (C. 

 panieulata, Pursh.) — Varies, with the leaves hoary beneath, rough above 

 (C. tomentosa, Lam.), or on both sides (C. scabra, Pers.) ; style hairy; bracts 

 caducous. — Swamps, Florida to Mississippi, and northward. July. — Shrub 

 4° - 8° high. Leaves 2' - 3' long. Flowers fragrant. 



2. C. acuminata, Michx. Arborescent ; branches and racemes white- 

 tomentose; leaves thin, smooth, ovate or ovate-lanceolate, acuminate, on slender 

 petioles ; racemes solitary ; style smooth ; filaments hairy. — Mountains of North 

 Carolina. July and Aug. — Leaves 3' - 4' long. Bracts caducous. 



10. KALMIA, L. Laurel. 



Calyx 5-partcd. Corolla depressed-campanulate or rotate, 5-lobed, with 10 

 cavities at the sides in which the anthers are lodged. Filaments elastic. Style 

 single. Stigma capitate. Capsule globose, 5-celled, 5-valved, many-seeded. — 

 Shrubs, with entire alternate opposite or whorlcd evergreen leaves, and showy 

 white or rose-colored flowers. 



* Flowvrs in corymbs. 



1. K. latifolia, L. (Calico-bush.) Branches smooth; leaves mostly 

 alternate, pctioled, elliptical, acute at each end, green on both Bides ; corymbs 

 terminal, viscid ; corolla large, varying from white to deep rose-color. — Shady 

 banks, Florida, and northward. May and June. — Shrub 4°- 10° high. Leaves 

 shining. 



2. K. angUStifolia, L. (SHEEP Laurel.) Branches smooth ; leaves 

 petiolcd, opposite or three in a whorl, narrowly oblong, obtuse, pale or glaucous 

 beneath; corymbs Literal, glandular; flowers small, deep rose-color. — Barren 

 hills, chiefly in the upper districts. April and May. — Shrub 2° -3° high. 

 Leaves and Bowers smaller than those of the preceding. 



3. K. CUneata, Michx. Branches pubescent; leaves sessile, alternate, 



obkmg, pubescenl beneath, bristle-pointed) corymbs lateral; Bowers 



white. — Swamps, Smith and Nurth ( 'arnlina, not common. — A -mall -limb. 



* * Flowers solitary, axillary. 



4. K. hirsuta, Walt. (Wickt.) Hirsute; Btems low, very leafy; leave- 



small (^ long), oblong Or OVal, mostly obtOSe and alternate, the mar-ins nvo- 



lnte; calyx-lobes leafy; dowers numerous, approximate, .pals or deep roae^color; 

 pedicels slender, longer than the haves. — Flat pine barren-, Florida and Geor- 

 gia, dune to Sept. — Shrub ('.'- 18' bigh, 



