Order 13.— ERIOACE^. 487 



b Anther cells each 2-awned at apex. Cot. bell-shaped. Panicle terminal No. C 



b Anthers with 2 reflexod lori^ awns on tlie back. Evergreen Nos. 7, 8 



b Anthers with 2 deiiex-spreading bristles at the back. Capsule with 5 



narrow valvelets ap])lied to the sutures. (Piekis) Nos. 9, 10 



b Anthers awnless, cells often minutely 2-toothed at apex, (c) 



c Corolla cylindric Kacemes sessile.* Valvelets 0. (LKUooTnoE)..Nos. II— 18 

 c Corolla globular. Valvelets of capsule 5, conspicuous (Lyohia).Nos. 14 — 16 



1 A. polifolia. Wild Rosii;MAEY. Erect; Ivs. entire, liaear-lanceolate, cori- 

 aceoua, revolute on the margins, glaucous beneath ; fls. subglobous, in a dense, 

 tetminal corymb. — A low, smooth, evergreen shrab, 1 to 2f high, growing by the 

 side of ponds and in swamps, N. Bng. to Wis., N. to Arc. Am. Lvs. very smooth, 

 2 to 3' long, on very short petioles, dark green and smooth above,' bluish white 

 beneath. Clusters of flowers drooping. Cal. white, tippefl with red. Cor. rose- 

 colored. Jn. 



2 A. calyculdta L. Leatber-leaf. Erect ; lvs. oval-oblong, obtuse, obsoletek/ ser- 

 rulate, flat, ferruginous beneath ; rac. terminal, leafy, subsecund ; fls. short-pedi- 

 oelled, solitary, axillary, forming leafy racemes ; cor. oblong-cylindrical — An ever- 

 green shrub, 2 to 4f high, flowering early in wet situations. Can. and moat of the 

 U. S. The lvs. are coriaceous, shining, dotted, about an inch long and half as 

 wide, those of the raceme not half as large. Fls. 20 to 30 in each raceme, white. 

 Cal. double, the outer of 2 bracts, the inner of 6 acute sepals. Apr., May. 



3 A. angustifdlia Ph. Z/vs. linear-lanceolate, acuie, margins revolute, somewhat 

 ferruginous beneath; rac. termi^, leafy, secund; pedic'els short, solitary, axil- 

 lary ; cal. acuminate ; bractlets minute, acute ; cor. oblong-oval. — Open swamps. 

 Car., Ga. Evergreen. Nearly allied to the preceding. Apr., May. (Cassandra, 

 G. Don.) 



4 A racemSsa L. (Pig. 203.) l/iis. oval-lanceolaie, acute or slightly acuminate, 

 glabrous, serrulate ; rac. terminal, secund, elongated, one-sided, strict, ascending ; 

 cal. ovaie-acu/minate, cor. cylindric ; anth. cells each 2-awned at apex ; seeds wing- 

 less. — Shrub 4 to 6f high, wet woods. Can. to Fla. W. to Ky. It is remarkable 

 for its naked racemes 2 to 4' in length, each with its 12 to 30 white fls. all turned 

 downwards. Lvs. 1 to 2' in leagth, deciduous. Pedicels short, with 2 ovate- 

 acuminate bracts at the base of the colored calyx. Jn., Jl. (Zenobia, G. Don.) 



5 A. reciirva Buckley. Branches and rac. reourved-spreading ; lvs. ovate or 

 lanceolate, acuminate; cal. segm. ovate; anth. cells each 1-awned ; caps, con- 

 spicuously lobed ; seeds flat, winged. — Mta. and hills, Ta., N. Car. A straggling, 

 deciduous-leaved shrub, much resembhng the last. Apr., May. 



6 A. speciosa Mx. Lvs. oval, obtuse, muoronate, serrate, reticulate-veiny; 

 flowering bra/nches raceme-like, aggregated, leafless ; cor. campanulate ; anth. cells 

 each 2-awned.' — Swamps Ta. to PJa. An ornamental shrub 3 to 4f high. Lva 

 glabrous, deciduous. Els. several from each bud, large (4" long), shorter 'than 

 their pedicels, white. Jn. 



/9. PULVERULBNTA. Lvs. rouudish-ovate, crenate, and with the branches whit- 

 iah pulverulent. — Grows with the other form. 



7 A. floribdnda Lyon, (Ph.) Los. glabrous, thick, evergreen, oblong-ovate, acute 

 or acuminate, petiolate, serrulate, often ciliate ; rac. dense-flowered, paniculate ; 

 pedicels braoted, secund ; caL bractlets minute. — ^Va. to Ga. along the Mts. Shrub 

 2 to 1 Of high, very handsome, with a terminal panicle of numerous white fla. 

 Anth. each with 2 long, reflexed, white awns. Apr. 



8 A. Croomia Torr. Lus. oval and oblong, obtuse, coriaceous, veiny, serrate 

 towards the apex, petiolate ; rac. short, in the axils of the upper lvs. ; pedicels 

 bractless ; cal. naked, sep. triangular-lanceolate, f as long as the ovoid corolla ; 

 anth. each with 2 long, blade, reflexed awns at the back. — Damp woods, Quiucy, 

 Pla. A slender shrub, 1 to 3f high. 



9 A. nitida Bartram. Fetter-bush. Los. thick, evergreen^ elliptical, slightly 

 acuminate at each end, perfectly smooth, with a vein running close to each revolute 

 man-gin; fls. in pendulous clusters of 6 to 10, in the axils of divaricate lvs. ; cor. 

 ovoid-oblong ; valvelets linear. — By streams and in sandy swamps, N. Car. to 

 Fla. A singularly elegant shrub, 3 to 6f high. Branches sharp-angled, Fls. 

 numerous. Cal. green, tipped with purple, much smaller than the rose-colored 

 corolla. Mar., Apr. 



