202 OEDEB 73.-ERICACEJ;. 



Sepals valvate in the early bad. FK in clusters. Caps, globular., .(c) 

 Sep&ls imbricate in the bud. Capsule depressed. . .(a) 



a Fls. solitary, axillary. Pericarp double. Anth. awnless. (Cassandra).. Nos. 1, 9 

 a Flowers in axillary racemes. Pericarp simple, with 5 entire valves ... (ft) 



b Anth. awnless. Bractlets at the base of the pedicels. (Leucothoe)..Nos. 3 5 



b Anth. 2-awned. Bractlets at the base of the calyx. (Eubotrya) Nos. 6, 7 



c Flowers in a terminal nodding umbel. Cor. globular. (Euandromeda) No. 8 



c Flowers in racemes, panicled or axillary., .(d) 



d Capsnle with 5 narrow valvelets applied to the sutures. . .(e) 



d Capsule naked. Corolla ovoid. Anthers 2-awned. (Portunia). . .Nos. 9, 10 



e Corolla oblong. Filaments or anthers 2-awned. (Pieris) Nos. 1118 



e Corolla globular. Filaments and anth. awnless. (Lyonia). . .Nos. 14 16 



1 A. calyculata L. Leather-leaf. Lvs. oblong, obtuse, flat, acute at base, rusty 



beneath ; fls. white, each with a leaf, in leafy racemes ; cal. 2-bractleted at base, sep. 

 acute ; inner pericarp 10-valved, thin. Bogs, Can. to Car. and Wis. 3f. April +. 



2 A. angtistlfolia Ph. Leaves linear-lanceolate, acute, the margins revolute ; calyx 



segments actiminate, 2-bracteolate. Otherwise as No. 1. Swamps, S. Car., Ga. 



3 A. axillarls Lam. Leaves oblong, acute, denticulate, petiolate ; rac. dense, short ; 



sepals roundish, obtuse. Banks, low country, Va. to Fla. 2 4f. Evergreen. Mar. 



4 A. Catesbaei Walt. Lvs. lance-ovate, conspicuously pointed, petiolate, finely ser- 



rulate ; rac. dense, nodding, nearly as long as the leaves ; sep. ovate, acute. Banks, 

 up-country, Penn. to Ga. 2 5f. Racemes 23', white. Evergreen. May. 



5 A. acnminata L. Pipe-wood, Leaves very smooth, rigid, lance-ovate, gradually 



pointed, entire ; rac. loose, short ; branches hollow. Swamps, S. 3 lOf. April. 



6 A. racemosa L. Lvs. lance-oval, slightly pointed, serrulate, deciduous ; rac. strict, 



ascending, terminal, naked, long and 1-sided ; sep. ovate, acuminate ; anth. cells each 

 2-awned at apex ; seeds wingless. Wet woods. 2 6f. Rac. 2 3', white. Jn.,Jtily. 



7 A. recurva Buckley. Lvs. deciduous, lance-ovate, acuminate; anth. cells each 1- 



awned ; pod 5-lobed ; sds. winged, flat ; branches recurved-spreacling. Mts.,Va., N. Car. 



8 A. polifolia L. Wild Rosemary. Erect, smooth, glaucous ; Ivs. oblong-linear, with 



margins revolute, white beneath (2 3') ; umb. 6-9-flwd., roseate. Bogs, N. If. Jn. 



9 A. floribunda. Lyon (Ph.) Lvs. thick, evergreen, lance-oblong, acute or pointed, 



bristly-serrulate ; rac. paniculate, crowded ; bractlets minute ; cor. white ; anth. awns 

 2, reflexed, white. Mts., Va. to Ga. 2 lOf. Flowers numerous and handsome. Apr. 



10 A. pliilljTje folia Hook. Lvs. thick, shining, evergreen, elliptic-oblong, obtuse, 

 serrulate above ; rac. subterminal, loose ; sep. lanceolate ; cor. oval ; anth. each with 

 2 long reflexed black awns. Woods, Quincy, Fla. 1 3f. (A. Croomii, C-B.) 



11 A. iiitida Bartram. Fetter-bush. Lvs. thick, evergreen, shining, elliptical, acu- 

 minate at each end, margins veined and revolute ; umbels axillary, nodding, roseate ; 

 branches sharply angled. Low pine-barrens, S. 3 6f. March, April. Elegant. 



/3 ? rhotnbifolla. Leaves broad-oval ; sepals | as long as the ovoid corolla. Fla. 



12 A. lHarla.ua L. Stagger-bmh. Lvs. thin, deciduous, oval, entire, acutish ; flow- 

 ering branches leafless ; fls. large (4 5"), white or reddish, in lateral crowded fascicles ; 

 sepals linear, as long as the cylindric corolla. Sands, N. J. to Fla. 3f. June, July. 



13 A. speciosa MX. Lvs. oval, obtuse, serrate, veiny, deciduous; flowering sterna 

 mostly leafless, branched ; sepals J as long as the large bell-shaped white corolla. 

 Swamps, S. June. Varies with the leaves broad, crenate, whitish beneath. 



14 A. ligustrina Muhl. Pubescer.r ; Ivs. deciduous, lance-obovate to obovate, short- 

 acuminate, serrulate ; rac. panicled on the leafless flowering branches. Wet soils, Ct. 

 to Fla. 6f. June. Var. with small Ivs. scattered among the small (1") downy fls. S. 



15 A. ferruginea Walt. Lvs. thick, rigid, evergreen, obovate to oblanceolate, rusty 

 beneath, revolute-edged ; umb. axillary; fls. small (!"); valvelets nearly as broad as 

 the valves. Pine-barrens, S. 3 20f. Shrub or small tree. Apr., May. (A. rigida Ph.) 



10 A. mo n tana Buckley. Lvs. evergreen, lance-ovate, ciliate-serrulate ; fls. in large 

 panicles ; pedicels pubescent, with 3 linear bractletf . Mts., N. Car. 4 Cf. 



