OSTRYA— PANCRATIUM. 
441 
barren frond dowbly pinnatifid ; se,£rments 
oval, entire ; fertile fronds with opposite 
racemes, woolly. 3-6 f. 
clay to' Ilia' na, (11.) fronds pinnate, bear- 
ing fruit at the summit, pinnate-piiuiatifid, 
naving small dense masses of fulvous down 
it their orii^in. 20-30 i. 
refira'lis, (r-y. J. TJ.-) frond bipinnate, ter- 
minal in several racemes, veiy branching, 
jvithout hairs. Wet. 
DS"TRYA. 19—12. (Amentacen:.) [From 
oseon, a bone, on account of its hardness.] 
virgin"icn, (iron-wood, hop hornbeam, g. 
M. $ .) leaves alternate, ovate-oblong, sub- 
tordate. acuminate, unequallj' .sciTate ; .stro- 
oilums oblong-ovate. A small tree, with 
s ery hard and heavy wood. Fertile flow- 
ers onlai-ged into a sort of oblong cone, re- 
sembling the common hop. Woods. Can. 
to Car. ' 
OXA'LIS. 10-5. (Geronia.) [From oxus, 
sour, on account of the juice ] 
aceff)sel"la, (wood-sorrel, w. r. M. 2/.) 
stemiess ; scape l-Howercd, longer than the 
leaves ; leaves ternate, broad obcordate, 
with rounded lobes ; styles as long as the 
inner stamens ; root dentate. 
viola'cea, (violet wood-sorrel, p. J. 2^.) 
Btemless ; scape umbelliferous, 3-9 flowered; 
(lowers nodding ; leaves ternate, obcordate, 
Bmooth ; styles shorter than the outer sta- 
mens. Sca[)e 4-() i. Rocky woods. 
stric"tn, (upright wood sorrel, y. J. ©.) 
hairy ; stem erect, sometimes procumbent, 
branched ; umbels about as long as the 
leaves ; leaves ternate, obcordate ; petals 
obovate, entire ; styles as long as the inner 
stamens. . 4-10 i. Sandy fields. Flowers 
email, 4-6 in an umbel. 
cornicnla'ta, (lady's wood-sorrel, y. M. 
0.) pubescent; stem prostrate; umbels as 
long as the petioles ; petals obovate, slightly 
emarginate ; styles as long as the interior 
stamens ; leaves ternate, obcordate. 
0-XYCOC"CTJS. 8—1. {Ericea.) [From oa:w5, 
sour, and coccus, a berry.] 
macrocar"p7in, (cranberry, r. J. creep- 
ing ; stem ascending ; leaves oblong, flat- 
tish, obtuse, becoming white beneath ; pe- 
dicels elongated ; divisions of the corolla 
lance linear ; berry large, bright scarlet. Wet 
grounds. 
pains" hia, (J. ^ .) divisions of the corolla 
ovate ; beiTies purple, smaller than the pre- 
ceding. Alpine bogs. 
erythrocar' jms, (J. .) erect ; leaves oval, 
acuminate, serrulate, and ciliate; pedicels 
axillary; corolla long, at last revolute, 
very bright scarlet, transparent, of exquisite 
flavor. A small shrub. S. 
GXY'RIA. 6—2. iPolygonecR.) [From oxusy 
acid, alluding to the leaves.] 
reuifor"7nis, (J. 2^.) outer .sepals oblong, 
half the length of the inner obovate valves ; 
-adical leaves reniibrm, long-petioled ; sta- 
mens 2 ; styles 2. 2-3 i 
OXYTRO'PIS. 16-10. (LeguminoscB.) 
lamber"l,i. (p. Ju. 11.) stemiess, siiky- 
f)iiose ; leafets numerous, oblong, acute 
V each end ; scape about equal to the 
leaves ; spikes oblong, capitate ; bracts 
lance-linear, about equal to the calyx. 
iiralen"Rift, (r-w. ) stemiess, villose, oi 
silky ; leafets lance-oblong ; scapes longer 
than the leaves, scape and calyx hirsute- 
woolly; small heads many-flowered, ovate; 
flowers spreading ; lower bracts longer 
than the calyx. 
campes"tri!f, (y.) stemiess ; leafets many- 
paired, lanceolate, silky ; scape often de- 
cumbent, sub equal to the leaves ; spikes 
capitate or elongated ; bracts a little shorter 
than the calyx ; legumes erect, ovate, in- 
flated, pubescent ; flowers erect. 
PACHYSAN"DRA. 19—4. (Euphorbia.) [From 
pachus, thick, clumsy, and aner (andfos), sta- 
men.] 
procum"hem, (g-w. J. 2-(.) stem procum 
bent ; leaves .short, oval, crenate-toothed 
above ; calyx minute-ciliate ; capsule finely 
pube.scent. S. 
PiEO'NIA. 12—3. (Papaveracece.) [From 
P(Eon, who is said to have lirst applied it to 
medicin-'il purposes.] 
officina'lis, (peony, r. J. 11.) leaves de- 
compound ; leafets lobed, lobes broad-Ian 
ceolate; capsules downy. Ex. 
brouni"ii, (r-p. J. Ju.) carpels 5, oblong, 
very glabrous, erect; leaves smooth on both 
sides, somewhat glaucous, biternate ; leaf- 
ets lernately divided or pinnatifid, laciniate ; 
lacinia oblong, those of the lower leaves 
obtuse. 
calijWnica, (Mar. A. r.) carpels 3, gla- 
brous ; leaves smooth on both sides, ternate 
leafets broadly cuneate, nearly twice 3- 
cleft; lacinia oblong-lanceolate, acute. Up- 
per California. 
Pa'NAX. 5—2. (Aran<z.) [From pan, all, 
and akos, medicine, on account of its great 
virtues.] 
qninquejo'lia, (ginseng, w. M. 2/.) root 
fusiform ; leaves ternate, or quinate ; leaf 
ets oval, acuminate, petioled-serrate. 1-2 f. 
trifo'lium, (dwarf ginseng,) root tuberous, 
roundish ; stem simple, smooth ; leaves ter- 
nate ; leafets sub sessile, lance-oblong, ser- 
rate ; styles often 3 ; berry 3-seeded. 
Woods. 4-6 i 
ho)-"riduTn, fraticose, somewhat creeping, 
aculeate; leaves palmate-lobed, gash-ser- 
rate ; umbels capitate, racemed ; 2 styles. 
2 seeds. 10-12 f. 
PANCRA'TIUM. 6—1. (Narcissi.) [From 
pan, all, and kratto, to^ conquer ; supposed by 
the ancients to have been a powerful medi 
cine.] 
mexica'num, (w. M. 11.) spatha about 2- 
flowered ; leaves lance-oblong ; 6 teeth of 
the nectary bearing stamens, 6 simple. 
18-24 i. S. 
manti'miim, (w. .la. ZJ[.) spatha many 
flowered; leaves linear-lanceolate; nectary 
funnel-form, with 12 teeth not bearing sta- 
mens. 12-18 i. S. 
I rota' turn, (w. Ju. 11.) spatha many-flow- 
I ered ; leaves linear-lanceolate; nectary 
salver-form, tubular below, with 6 stamens 
bearing teeth, intermediate one gash- 
toothed ; stamens twice as long as the nec- 
tary. Splendid lily-iike bulboixs plants. S 
