ERICACEAE. (HEATH FAMILY.) 819 



14. KALMIA, 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. Capsule globose, 5-celled, many-seeded. 

 Evergreen mostly smooth shrubs, with alternate or opposite entire coriaceous 

 leaves, naked buds, and showy flowers. (Dedicated to Peter Kalm, a pupil of 

 Linnaeus, who travelled in this country about the middle of the last century, 

 afterwards Professor at Abo.) 



1. Flowers in simple or clustered naked umbel-like corymbs ; pedicels from the 

 axils of small and Jirm foliaceous persistent bracts; calyx smaller than the 

 pod, persistent ; leaves and branches glabrous, or nearly so. 



1. K. latifdlia, L. (CALICO-BUSH. MOUNTAIN LAUREL. SPOON-WOOD.) 

 Leaves mostly alternate, bright green both sides, ovate-lanceolate or oblong, acute 

 at each end, petioled ; flowers profuse, large and very showy, varying from 

 deep rose-color to nearly white; corymbs terminal, many-flowered, clammy- 

 pubescent ; pod depressed, glandular. Rocky hills and damp soil, Canada 

 and Maine, chiefly along the mountains to W. Fla., west to Ohio, Ky., and 

 Tenn. Usually a shrub 4-8 high, but in the mountains from Penn. south- 

 ward forming dense thickets and often tree-like (10-30 high). May, June. 



2. K. angustifblia, L. (SHEEP LAUREL. LAMBKILL. WICKY.) Shrub 

 J-3 high; leaves commonly opposite or in threes, pale or whitish underneath, 

 light green above, narrowly oblong, obtuse, petioled ; corymbs lateral (appearing 

 later than the shoots of the season), slightly glandular, many-flowered ; pod 

 depressed, nearly smooth ; pedicels recurved in fruit. Hillsides, Newf. to 

 Mich., south to N. Ga. ; common. May, June. The flowers more crimson and 

 two thirds smaller than in the last. 



3. K. glauca, Ait. (PALE LAUREL.) Branchlets 2-edged ; leaves oppo- 

 site, nearly sessile, oblong, white-glaucous beneath, with revolute margins ; corymbs 

 terminal, few-flowered, smooth; bracts large; flowers ' broad, lilac-purple; 

 pod ovoid, smooth. Cold peat-bogs and mountains, Newf. to Penn., Minn., 

 and northward. May, June. Straggling, about 1 high. 



2. Flowers scattered, solitary in the axils ; calyx leafy, larger than the pod, 

 nearly equalling the corolla, deciduous ; leaves and branches bristly-hairy. 



4. K. hirsilta, Walt. Branches terete ; leaves oblong or lanceolate (4" 

 long), becoming glabrous. Sandy pine-barren swamps, S. E. Va. to Fla. 

 May -Sept. Shrub 1 high; corolla rose-color. 



15. ME3STZIESIA, Smith. 



Calyx very small and flattish, 4-toothed or 4-lobed. Corolla cylindraceous- 

 urn-shaped and soon bell-shaped, obtusely 4-lobed. Stamens 8, included ; an- 

 ther-cells opening at the top by an oblique pore. Capsule ovoid, woody, 

 4-celled, 4-valved, many-seeded. Seeds narrow, with a loose coat. A low 

 shrub; the straggling branches and the alternate deciduous leaves usually 

 hairy and ciliate with rusty rather chaff -like bristles. Flowers small, devel- 

 oped with the leaves, in terminal clusters from scaly buds, greenish-white and 

 purplish, nodding. (Named for Archibald Menzies, who in Vancouver's voy- 

 age brought the original species from the Northwest Coast.) 



