§ Flowers in a terminal, nodding umbel. Anotehrs 2-awned at apex.........

No. 1

§ Flowers in racemes or axillary. (*)

* Calyx calyculate, with 2 bractlels at its base, (a)

a Anthers awnless. Racemes leafy. Pericarp double. (Cassandra).....

Nos. 2, 3

a Anthersawned. Racemes leafless. (Lvs. evergreen. No. 7) Lvs. deciduous.

Nos. 4,5

* Calyx naked at base; bracts at the base of the pedicels, (b)

b Anther cells each 2-a\vned at apex. Cor. bell-shaped. Panicle terminal

No. 6

b Anthers with 2 reflexed long awns on the back. Evergeen..........

No. 7,8

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

Nos. 9,10

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

c Corolla cylindric. Racemes sessile. Valvelets 0. (Leucothoe). .

Nos. 11-13

c Corolla globular. Valvelets of capsule 5, conspicuous (Lyonia).

Nos. 14-16

i A. polifolia. Wild Rosemary. Erect; lvs. entire, linear-lanceolate, coriaceous, revolute on the margins, glaucous beneath ; fls. subglobous, in a dense, terminal corymb.-A low, smooth, evergreen shrub, 1 to 2f high, growing by the side of ponds and in swamps, N. Eng. 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, tipped with red. Cor. rose-colored. Jn.

2 A. calyculata L. Leather-leaf. Erect; lvs. oval-oblong, obtuse, obseletely serrulate, flat, ferruginous beneath; rac. terminal, leafy, subsecund; fls. short-pedi-celled, solitary, axillary, forming leafy racemes; cor. oblong-cylindrical-An evergreen shrub, 2 to 4f high, flowering early in wet situations, Can. and most 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. Els. 20 to 30 in each raceme, white. Cal. double, the outer of 2 bracts, the inner of 5 acute sepals. Apr., May.

3 A. angustifolia Ph. Lvs. linear-lanceolate, acute, margins revolute, somewhat ferruginous beneath; rac. terminal, leafy, secuud; pedicels short, solitary, axillary ; 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. racemosa L. (Fig. 203.) Lvs. oval-lanceolate, acute or slightly acuminate, glabrous, serrulate ; rac. terminal, secund, elongated, one-sided, strict, ascending; cal. ovate-acuminate, cor. cylindric; anth. cells each 2-awned at apex; seeds wingless.-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 length, deciduous. Pedicels short, with 2 ovate-acuminate bracts at the base of the colored calyx. Jn., Jl. (Zenobia, G. Don.)

5 A. recurva Buckley. Branches and rac. recurved-spreading; lvs. ovate or lanceolate, acuminate; cal. segm. ovate; anth. cells each 1-awned; caps, conspicuously lobed; seeds flat, winged.-Mts. and hills, Va., N. Car. A straggling, deciduous-leaved shrub, much resembling the last. Apr., May.

6 A. speciosa Mx. Lvs. oval, obtuse, mucronate, serrate, reticulate-veiny; flowering branches raceme-like, aggregated, leafless; cor. campanulate; anth. cells each 2-awned.-Swamps'Va. to Fla. An ornamental shrub 3 to 4f high. Lvs. glabrous, deciduous. Fls. several from each bud, large (4" long), shorter than their pedicels, white. Jn.

β. pulverulenta. Lvs. roundish-ovate, crenate, and with the branches whitish pulverulent.-Grows with the other form.

7 A. floribunda Lyon, (Ph.) Lvs. glabrous, thick, evergreen, oblong-ovate, acute or acuminate, petiolate, serrulate, often ciliate; rac. dense-flowered, paniculate; pedicels bracted, secund; cal. bractlets minute.-Va. to Ga, along the Mts. Shrub 2 to 10f high, very handsome, with a terminal panicle of numerous white fls. Anth. each with 2 long, reflexed, white awns. Apr.

8 A. Croomia Torr. Lvs. 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, 2/3 as long as the ovoid corolla; anth. each with 2 long, black, reflexed awns at the back.-Damp woods, Quincy, Fla. A slender shrub, 1 to 3f high.

9 A. nitida Bartram. Fetter-bush. Lvs. thick, evergreen, elliptical, slightly acuminate at each end, perfectly smooth, with a vein running close to each revolute margin; 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 eorolla. Mar., Apr.

β. rhombifolia. Lvs. roundish-oval, obtuse or abruptly pointed ; cal. half as long as the turgid-ovate corolla. (A. rhombifolia Pers. ?)

10 A. Mariana L. Staggerbush. Glabrous; lvs. deciduous, oval, subacute at each end, flat, entire, subcoriaceous, paler beneath; flowering branches leafless ; pedicels fasciculate; cal lobes linear, foliaceous: cor. ovate-cylindric: stain. 10, fil. villous.-Woods and dry, sandy soils, N. J., Penn. to Fla., common. An ornamental shrub, 2 to 3f high, with very smooth, deciduous foliage, and largo (5" long), white or pale red fls. Caps, urn-shaped, the valvelets narrow-linear. Seeds angular. Jn., Jl.-After flowering the calyx and corolla sometimes become very large and erect, as if diseased. (Leucothoe, G. Don.)

11 A. axillaris Lam. Lvs. oblong or elliptic-lanceolate, acute, or slightly pointed, petiolate, spinulous-serrulate, glabrous, or minutely strigous beneath; fls. in axillary, dense racemes, not drooping, much shorter than the lvs.; sep. broad-ovate, ob-tusish; cor. ovoid-cylindrical.-Banks of streams, Va. to Fla. in the low country, common. Shrub 2 to 3f high. Lvs. large (3 to 5' long). Rac. spike-like, interrupted. Feb., Mar.; again in Sept.

12 A. Catesbaei Walt. Lvs. ovate-lanceolate, conspicuously acuminate, rounded at base, petiolate, serrulate, with appressed, spinulous teeth, thick, strigous beneath; fls. in spicate, drooping racemes as long as the blade of the leaves; sep. ovate-oblong, acute.-Banks of streams, Penn. (Miss Carpenter, Blue Ridge), to Ga. in the mountainous district. Rac. 2 to 3' in length, on the long, recurved branches. May. (Leucothoe, Don.)

13 A. acuminata L. Pipe-wood. Lvs. very smooth, rigid, ovate and lanceolate, gradually acuminate, entire, on short petioles; rac few-flowered; cor. cylindrical ; sep. broad-ovate, acute; caps, globular, strongly lobed.-Shady swamps. S. Car. to Fla. Sts. 3 to 10f high, straight and hollow. Lvs. 2 to 4' long, 1' wide. Fls. white, abundant and handsome. Apr.-The stems are used by smokers in pipe-making.