682 



ERICACEAE. 



VOL. II. 



i. Menziesia pilosa (Michx.) Pers. Alleghany 

 Menziesia. Minnie-bush. Fig. 3224. 



Azalea pilosa Michx. in Lam. Journ. Nat. Hist, i : 410. 1792. 

 Mensiesia pilosa Pers. Syn. i : 420. 1805. 

 Menziesia globular is Salisb. Farad. Lond. 44. 1806. 



A shrub, 2-6 high, the twigs more or less chaffy and with 

 stiff hairs. Leaves oval, oblong or obovate, thin, obtuse or 

 acutish and glandular-mucronulate at the apex, narrowed at 

 the base, rough-hairy above, pale glaucescent and sometimes 

 chaffy on the veins beneath, i'-2 f long, the margins ciliate; 

 petioles 2"-$" long, pubescent ; flowers few in the umbels, 

 drooping; pedicels filiform, glandular, i'-i' long; calyx-lobes 

 short and broad, hirsute-ciliate ; corolla urn-shaped or globose- 

 ovoid, 2" 3" long ; filaments glabrous ; capsule ovoid, about 2" 

 high, erect, glandular-bristly ; seeds pointed at each end. 



In mountain woods, Pennsylvania to Georgia. May-June. 



2. Menziesia glabella A. Gray. Smooth Menziesia. 

 Fig. 3225. 



Menziesia glabella A. Gray, Syn. Fl. N. A. 2 : Part i, 39. 1878. 



Similar to the preceding species, the twigs less chaffy. 

 Leaves obovate, obtuse and glandular-mucronulate at the apex, 

 pale, glaucous and glabrous or very nearly so beneath, spar- 

 ingly pubescent above, 9"-i8" long, the margins ciliolate ; 

 flowers 1-5 in the umbels, spreading, becoming erect ; pedicels 

 i'-i' long, glandular; calyx-lobes short and broad, ciliate and 

 pubescent ; corolla urn-shaped, about 2" long ; filaments pubes- 

 cent below ; capsule oblong or obovoid, erect, about 2" high, 

 glabrous ; seeds long-appendaged at each end 



Minnesota Point, Lake Superior, west to Montana, Oregon and 

 British Columbia. May-June. 



6. DENDRIUM Desv. Journ. Bot. (II.) i: 36. 1813. 

 [LEIOPHYLLUM Pers. Syn. i : 477. 1805. Not Ehrh. 1780.] 



A glabrous evergreen shrub, with coriaceous entire small mostly opposite leaves, and 

 numerous small white or pinkish flowers, in terminal corymbs. Bud-scales coriaceous, per- 

 sistent. Calyx 5-parted, the segments rigid, oblong-lanceolate, acute, persistent. Petals 5, 

 sessile, ovate to obovate, spreading. Stamens ic, exserted; filaments filiform, glabrous; 

 anthers small, globose-didymous, attached by their backs to the filaments, awnless, the sacs 

 opening longitudinally. Disk lo-lobed. Ovary 2-5-celled; ovules numerous; style slender, 

 straight; stigma simple, truncate. Capsule ovoid, 2-5-valved from the top. [Greek, a tree.] 



Three species, of eastern North America, the following typical. 



i. Dendrium buxifolium (Berg.) Desv. 

 Myrtle. Sleek-leaf. Fig. 3226. 



Sand 



Ledum buxifolium Berg. Act. Upsal. 1777: pi. 3. f. i 1777. 

 Dendrium buxifolium Desv. Journ. Bot. (II) i: 36. 1813. 

 Leiophyllum buxifolium Ell. Bot. S. C. & Ga. i: 483. 1819-20. 



A low s'hrub with box-like foliage, widely branching, 

 4' 18' high. Leaves crowded, oblong or oval, thick, obtuse, 

 dark green and shining above, lighter and black-dotted 

 beneath, short-petioled, somewhat revolute-margined, 3"-7" 

 long, the midrib prominent, the lateral veins obscure; 

 flowers about 2" broad, several or numerous in short 

 corymbs ; anthers purple ; pedicels filiform', 3"-5" long in 

 fruit; capsule acute, slightly over i" high, glabrous, puberu- 

 lent, or roughened with short processes. 



In sandy pine-barrens, New Jersey to Florida. April-June. 



