EEICACE^. (heath FAMILY.) 297 



1. C. alnifblia, L. Leaves wedge-obmiate, sharply serrate, entire towards 

 the base, prominently straight-veined, smooth, green both sides ; racemes uprigld, 

 panicled ; bracts shorter than the flowers ; filaments smooth. — Wet copses, Maine 

 to Virginia near the coast, and southward. — Shrub 3° - 10° high, covered iu 

 July and August with handsome fragrant blossoms. — In the South are varieties 

 with the leaves rather scabrous, and pubescent or white-downy beneath. 



2. C. acuminata, Michx. Leaves oval or oblong, pointed, thin, finely ser- 

 rate (5' -7' long), pale beneath; racemes solitary, drooping ; bracts longer than the 

 flowers : filaments and pods hairy. — Woods in the Alleghanies, Virginia and 

 southward. July. — A tall shrub or small tree. 



13. CALLUNA, Salisb. Heather. 



Calyx of 4 colored sepals. Corolla bell-shaped, 4-parted, much shorter and 

 less conspicuous than the calyx, both becoming scarious and persistent. Sta- 

 mens 8, distinct : anthers with a pair of deflexed appendages on the back, the 

 cells opening each by a long chink. Pod 4-celled, septicidally 4-valved. — 

 Evergreen undershrub, with no scaly buds, opposite and minute leaves (mostly 

 extended at base into 2 sharp auricles), crowded and imbricated on the branches. 

 Flowers axillary, or terminating very short shoots and crowded on the branches, 

 forming close mostly one-sided spikes or spike-like racemes, rose-colored or 

 sometimes white, small, bracted by 2 or 3 pairs of leaves, the innermost of which 

 are more or less scarious. (Named from KoKKvvai, to brush or sweep, brooms 

 being made of its twigs.) 



1. C. vulgaris, Salisb. (C. Atlantica, Seemann, Jour. Bat. 4, p. 305, t. 

 53. Erica vulgaris, Z.) — Low grounds, Tewksbury, Massachusetts (Jackson 

 Dawson, &c., a small patch) ; border of forest on Cape Elizabeth, Maine {Mr. 

 Pickard, from Dr. Wood) ; also Nova Scotia, Cape Breton, and Newfoundland ; 

 mostly local. (See various articles iu Amer. Jour. Sci.) July, Aug. (Eu.) 



14. PHYLL6D0CE, Salisb. Phtllodoce. 



Corolla urn-shaped or bell-shaped, 5-toothed, deciduous. Stamens 10 : anthers 

 pointless, shorter than the filaments, opening by terminal pores. Pod 5-celled, 

 5-valved, septicidal (as are all the succeeding), many-seeded. — Low alpine 

 Heath-like evergreen undershrubs, clothed with scattered linear and obtuse 

 rough-margined leaves. Flowers usually nodding on solitary or umbelled pe- 

 duncles at the summit of the branches. (" A mythological name.") 



1. P. taxif61ia, Salisb. Corolla oblong-urn-shaped, pm-plish, smooth; 

 style included. (Menziesia cseriilea. Smith.) — Alpine summits of the moun- 

 tains of New Hampshire and Maine, and northward. July. (Eu.) 



15. EAIiMIA, L. American Laurel. 



Calyx 5-parted. Corolla between wheel-shaped and bell-shaped, 5-lobed, 

 furnished with 10 depressions in which the 10 anthers are severally lodged ; 

 filaments long and thread-form. Pod globose, 5-celled, many-seeded. — Ever- 

 green mostly smooth shrubs, with alternate or opposite entire coriaceous leaves, 



