72 ACORUS-AGAVE. 
ACORUS, 6 — 1. (AroidecB.} [From kore, the pupil, because it was esteemed good for disordere 
of the eyes.] 
caVamus, (sweet flag, g-y. J. %.) spike protruding from the side of a sword- 
form leaf-like scape. Water or wet grounds. Root strongly aromatic. 2 f. 
ACTiEA. 12 — 1. {RanunculacecB.) [From .Acieow, the hunter.] 
america'na, (bane berry, w. %.) leaves twice and thrice ternate; racemes 
ovate; petals shorter than the stamens; berries ovate-oblong. Var. l.alba, 
(red cohosh,) petals truncate ; pedicels of the fruit thicker than the pe- 
duncle ; berries white. Var. 2. rubra, petals acute, pedicels of the fruit 
slender, berries red. 2 f. 
A.CTINOMERIS. 17—3. {CorymbifercR.) [From aA^m, a ray, mens, part.] 
helianthoi'des, (y.) leaves lanceolate, acute, serrate white-villose beneath, co- 
rymb simple, compact; stem winged, jS. 
ADIANTUM. 21—1. (Filices.) [From a, not, and diaino, to grow wet, because its leaves are 
not easily wet. 
peda^ium, (maiden hair, J, %) frond pedate, with pinnate branches ; leafets 
halved, upper margin gashed— barren segments toothed, fertile o|ies entire ; 
stipe capillary, very glabrous. Woods. If. 
ADONIS. 12—13. (RanunculacecB.) [Said to have been consecrated by Venus to the memory 
of the beautiful Adonis.] 
autumna^lis, (pheasant's eye, Au. ©.) flowers 5 to 8-petalled ; fruit sub-cylin- 
dric ; petals erose or emarginate. Ex. 
ADOXA. 8—4. (Saxifraga.) [From the Greek a, without, and doara, glory.] 
moschatellVna, (g.) peduncles 4-flowered ; filaments united at the base in 
pairs; anthers round. S. 
iESCHYNOMENE. 16—10. (^Leguminoscb.) 
his"pida, (false sensitive plant, y-r. Ju. ©.) stem herbaceous, erect; petioles 
and peduncles hispid; leaves in many pairs; leafets linear, obtuse; ra- 
cemes simple, 3 to 5-flowered ; legumes with 6 to 9 hispid joints. Marshes. 
Penn. to Car. 
viscid'^ula, (y. 1]..) stem procumbent, viscid, slender ; leafets 7 to 9-obovate ; 
peduncles about 2-flowered, ]egum.e hairy ; joints deeply notched, Sandy 
grounds, 3 f. S. 
iESCULUS. 7—1. iAcera.) [From the Latin fisca, food.] 
hippocas"tanu7n, (horse chestnut, w. J. T7.) leaves digitate, with about 7 divi- 
sions ; corolla 5-petalled, spreading ; flowers in a panicled pyramid. 13 
f. Ex. 
glabra, (buck-eye, y-w. May. li.) leaves quinate, smooth; leafets ovate acu- 
minate ; corolla 4-petalled, spreading, with the claws as long as the calyx ; 
stamens longer than the corolla ; capsules echinate. Woods; a small tree 
with flowers in panicled racemes. Penn. to Miss. 
macrosta'chya, (Ap. Ij.) leaves in 5 divisions, downy beneath; raceme very 
long; corolla 4-petalled, expanding ; stamens long. Beautiful shrub. 6 f. 
iETHUSA. 5 — 2. {Umbellifercc.) [A Greek word signifying beggarly.] 
divarica'ta, (w. ©.) stem erect, slender ; leaves biternate ; segments narrow 
linear; umbels terminal, without involucres; partial umbels, 3 to 5- flower ■ 
ed ; fruit hispid, 
cyna'pium, leaves bi and tri-pinnate, dark green ; segments ovate, lanceolate; 
umbels terminal. Road-sides. Flowers white, in many-rayed umbels 
very poisonous, 1 f. Fool's parsley. 
AGARICUS. 21 — 6. (.Fungi.) [The name is said to have been given in consequence of the re 
semblance of the plant to a mineral called- Agaricus, which is soft and spongy in its texture.] 
campes"tris, pileus fleshy, flattish, having dark, yellow scales ; lamella be-^ 
coming yellowish red ; stipe short ; the ring- vol va rather incomplete. This 
is the common eatable mushroom. 
AGAVE. &— 1. iBromelicB.) [From a Greek word, signifying beautiful.] 
virgin"ica, (y-g. % S') stemless, herbaceous ; leaves with cartilaginous serra- 
t'^res; scape simple; flowers sessile. Scape 6 f. Flowers fragrant. Rockj 
ianks. Penn. to Car. False aloe. 
