80 
ASTRAGALUS—AZALEA. 
petioles naked ; stem very branching, glabrous; branchlets pilose; calyx 
lax, sub-imbricate. '2 4 f. Flowers smallish, numerous. 
cordifo'lius , (w. S. 2|.) leaves heart-form, pilose beneath, sharp-serrate, peti™ 
oled; petioles winged; stem panicled, smoothish; panicles divaricate;, 
calyx lax, sub-imbricate. Flowers small. 
corymbo'sus, (w. Au. %..) leaves ovate, sharp-serrate, acuminate, smoothish ; 
lower one heart-form, petioled ; petioles naked ; stem glabrous, level-top- 
corymbed above ; branches pilose ; calyx oblong, imbricate ; scales obtuse, 
very close-pressed. 12-14 i. Flowers rather large. 
C. Leaves lanceolate and ovate , lower ones serrate . 
amplexicau'lis , (b. S. 2f.) leaves ovate-oblong, acute, clasping, heart-form, 
serrate, glabrous; stem panicled, glabrous; branchlets 1-2-fiowered; scales 
of the calyx lanceolate, closely imbricate. Flowers middle sized. 
vcrsic"olor, (y-w. Au. 7j_.) leaves sub-clasping, broad-lanceolate, sub-serrate, 
glabrous; radical ones serrate in the middle ; stem very branching, glab¬ 
rous ; scales of the calyx lanceolate, lax, shorter than the disk. Flowers 
many and large, elegant. _ • 
iardijlohms , (b. Oct. 2f.) leaves sessile, serrate, glabrous, spatulate-lanceolate, 
tapering to the base, deflected at the margin and both sides ; branches di¬ 
varicate; calyx lax, the leafets lanceolate-linear, sub-equal, glabrous. 
Flowers not middle size. 
conyzo'ides , (w. Ju. 2[..) leaves oblong, 3-nerved, narrow and acute at the base; 
upper ones sessile, sub-entire; lower ones petioled, serrate; stem simple, 
corymbed at the top ; calyx eylindric, scurfy; rays 5, very short. About 
12 inches high; flowers small. 
carolinia'nus , (p. Oc. 2|.) stem shrubby, flexous, much branched, pubescent; 
leaves sessile, oblong-lanceolate, tapering at each end ; scales of the calyx 
lance-linear, very pubescent, sub-squarrose. 10-12 f. S. 
chinen"sis , (china aster, <?).) leaves ovate, thickly toothed, petioled cauline 
ones sessile, at the base wedge-form ; floral ones lanceolate, entire; stem 
hispid ; branches 1-flowered; calyx foliaceous. A variety has very full 
flowers ; various coloured, and very short rays. Ex. 
ASTRAGALUS. 16—10. ( Leguminosce .) [A Greek word, signifying a leguminous plant.] 
canaden"sis, (J. y. Q|.) caulescent, diffuse ; leafets 10-12 pairs, with an odd 
one, smooth on both sides; legume sub-cylindrical, mucronate. Barren 
fields. 2 f. 
glaux , (milk vetch, #.) caulescent, the little heads peduncled, imbricate-, 
ovate ; flowers erect; legume ovate, callous, inflated. Ex. 
depres"sus, (trailing vetch, lq.) sub-caulescent, procumbent; leafets obovate ; 
raceme shorter than the petiole ; legume terete, lanceolate, reflexed. Ex. 
ATRIPLEX. 5—2. ( Atriplices .) [Latin, signifying dark.] 
horlen''sis , (garden-orach, Ju. ®.) stem erect, herbaceous; leaves triangular, 
dentate, green on both sides; calyx of the fruit ovate, reticulate, entire ; 
flowers in racemes or spikes. Waste places. Flowers green. 3-4 f. 
ATROPA. 5—1. ( Solanece .) [From Atropos , the goddess of destiny, in allusion to its fatal 
effects.] 
physalo'ides. (w. b. Ju. ^.) stem very branching; calyx 5-angled, reticulate ; 
berry fleshy, covered with the calyx ; leaves sinuate-angled. 
belladon"na , (deadly night-shade, w. y. 2]-.) stem herbaceous; leaves ovale, 
entire. 
AVENA. 3—2. (Grammece.) [From the Latin aneo, to covet, a favourite of cattle.] 
pre'cox , (dwarf oats, J. <vy) panicle oblong, in a dense raceme ; florets as long 
as the glumes ; awn exserted; leaves setaceous. Sandy fields. 
steri’lis, (animated oats, Ju. <vh) panicled; calyx about 5-fiowered; florets 
hairy, the middle ones awn less. The heads are set in motion, when moist¬ 
ened, by the untwisting of the awns. Ex. 
mti'va , (oats, J. 0.) panicled; 2-seeded; seeds smooth, one of them awned. 
First discovered in the island of Juan Fernandez. A variety is awnless, 
and has black seeds. Ex. 
AZALEA. 5—1. (Rhododendra.) [From azaleos, dry, growing in dry soil.] 
nudifio'ra, (early honeysuckle, r. M. fy.) sub-naked-flowered ; leaves lanceo- 
