OLE A- -ORCHIS. 
133 
rhryi^rrn' tha, fAwaTf-Hcabipb) stem slen- 
der, minutely pubescent ; leaves lanceo- 
late, rather obtuse, flat, entire; segments 
of the calyx twice as long as the tube ; 
capsule sessile; flowers small, bright yel- 
low. Mountains. 
inca'nay {y.) stem slender, erect ; leaves 
flat, hoary and tomentose, very entire, ellip- 
tic ovate, acute ; raceme few-flowered, 
laked ; capsules sub-sessile, oblong, quad- 
angular. 6-8 i. 
pit'mila, (y. Ju. 21.) smooth ; stem 
Ascending; leaves lanceolate, entire, ob- 
tuse ; capsules obovate, angled, sub-sessile. 
8-12 i. 
loni^ifo'lia, (y. Au. ^ .) leaves lance-ovate 
denticulate ; stem simple, very hairy ; pe- 
t.ils not in contact at the base, 2 lobed. 
Ex. 
glnn'cn, (y. 7X-] very glabrous ; leaves 
broad oval, repaud-denticulate, smooth, 
glaucous; capsule ovate quadrangular, ped- 
icelied. S. 
liiiea'ris, (y. Ju. 2X-) pubescent, slender ; 
leaves linear, entire ; capsules long-ped- 
ancled, roundish, 4-angied, villose ; corolia 
large. (S. 
C(£spito'$a, (w. r. Ju. 11.) steraless; leaves 
lanceolate, gash toothed ; capsules oblong, 
sessile; tube of the calyx long; petals 2- 
lobed, distant. S. 
piiinatifi'da, (w. J. $ .) minutely pubes- 
cent; stem decumbent; radical leaves near- 
ly entire ; cauline ones pinnatifid ; divisions 
linear, acute ; capsules prismatic, grooved. 
6-24 L (S. 
frase'ri, (Ju. 11. ) nearly glabrous ; stem 
near the base simple ; leaves ovate, petio- 
late, denticulate; racemes leafy: capsules 
pedicelled, ol)ovate, quadrangular. (S?. 
macrocar' pa, (y. Ao. $ .) nearly glab- 
rous ; stem branching ; leaves lajiceolate, 
petioled, distantly glandular-denticulare, 
white-.silky ou the mai-gin and nerves ; pe- 
tals obcoidale, pointed; capsules elliptic, 
4-winged, very short pedicels. 6\ 
trilo'ba, (y. M. 0. ZJ[.) stemless; leaves 
interruptedly pinnatifid, toothed, glabrous; 
petals 3-Iobed at the apex ; capsules 4- 
winged, large. S. 
specio'sa, (w. J. 11.) finely pubescent ; 
leaves lance-oblong, toothed, sub-pinnatilid; 
raceme naked, at first nodding ; capsules 
obovate, angled ; stem suffruticose. jS. 
liriifo'lia, (y. J. ^ .) leaves entire ; radi- 
cal ones lanceolate ; cauline ones linear, 
crowded; raceme naked, terminal ; cap- 
sule obovate, angled, pubescent; petals 
obcordate, longer than the stamens; stigma 
4 lobed. S. 
xerrula'ta, (y. J.) leaves linear, somewhat 
spinose-serrate, acute ; flowers axillary ; 
wipals keeled ; stigma 4-lobed ; capsules 
cylindric, erect ; stem suffruticose. S. 
hum/fu'sa, (w.) stem pro.strate, branch- 
ing, villose ; leaves lance-linear, sub-den- 
tate or entire, .silky-vilIo.se ; flowers axilla- 
ry; calyx villo.se; tube longer than the 
germ; capsule prismatic. (S. 
suaveo'lena, (y.) stem, calyx, and capsule, 
eub-piilose , leaves lauce-ovate, obaoletely- 
toothed ; petals large, emarginate ; cap- 
sules elongated, furrowed, nearly uniform 
in thickness. Cultivated. 
noctHr"na, and v/llo'sa,both biennial plants, 
natives of Good Hope, 
j accau'Us, {24-) a native of Chili. 
OLE'A. 2 — I. {JasminecB.) [Name from the 
I Celiic word olea, signifying oil.] 
I amenca'na, (American olive, w. M. Ip.) 
leaves lanceolate-elliptic, entire ; racemes 
j compres.sed ; bracts all persistent, connate, 
small. S. 
j europe'a. leaves lanceolate, entire ; ra- 
1 cemes axillary, crowded. The drupes 
! when green are used for pickles, when 
ripe they aiford the oil called olive oil. 
I Ex. 
ioNO'CLEA. 21 — 1. <Fc/tc<?s.) [From OKOs, a 
I vessel, and kltid. to close.] 
Re.)isib''ilis, (sensitive fern, J. 2^.) barren 
frond pinnate; fertile one doubly pinnate; 
; stem glabrous. The leafets slowly ap- 
i proach each other on pressing the stem in 
the hand. 
obtusilo'ha, barren frond pinnate ; fertile 
one doubly-pinnate ; stem scaly. 
ONOPOR"pON. 17—1. [CinaroccphalcR.) 
<ican"Lhiwm, (cotton thistle, p. Ju. <J .) ca- 
lyx scaly, scales spreading; leaves ovate- 
oblong, sinuate. Naturalized. Ex. 
ONOSMO'DIUM. 5—1. (Boraginea.) 
his" pldum, (y-w. J. 2^.) very hispid; 
leaves lance-oval, acute, papillose, punc- 
tate ; segments of the corolla subulate. 
1-2 {. 
* rnol'le, (w. Ju. 11.) whitish villose ; leaves 
oblong-oval, somewhat 3-uerved ; segments 
of the corolla sub-oval. 
OPmOGLOS"SUM. 21—1. (Filices.) [From 
Ophis, serpent, and glossa, tongue.] 
vulga'tum, (adder-tongue fern, 11-) spike 
cauline; frond oblong-ovate. obtuse, closely 
reticulate. 
bnlbo'sum, (11.) root bulbous ; frond heart- 
ovate, obtuse ; spike cauline. 6 i. 
pudl"Lum, spike cauline ; frond cordate. 
1 i. S. 
OPIIIORHJ'ZA. 5—1. (.Gentians.) [From 
ophis, serpent, and riza, root, because the 
root is used as a specific against the bite of 
the viper in Judea.] 
mitreo'la, ( w. Ju. @.) leaves ovate, ses- 
sile with the margins scarious; stem erect. 
12-18 i. S. 
lanceohi'ta, (w-p. Au. @.) leaves long, 
lanceolate, finely serrulate, tapering at base. 
18 i. S. 
OPLOTHE'CA. 15—5. (Gernnia) 
Jiorida' tia, (w. Ju.) stem erect, pubescent, 
with tumid joints ; leaves sessile, lance-lin- 
ear, scabrous above, lanuginous beneath. 
3 4 f. 
OR"CHIS. 18—1. yOrchidecE.) [A name de- 
rived from the. Greek.] 
spe£tab"iliii, (r. M. 11.) Hp obovate, undi 
vided, crenate, retuse ; petals straight ; 
j lateral ones longest ; spur clavate, shorter 
j than the germ ; bracts k)nger than the flow- 
ers ; stem leafless. 3-6 i. 
I trtdeiita'ta, (w. Ju. 11.) lip ovato-lanceo- 
