140 
PHGENICADLTS— L'HYSALTS. 
rounded ; teetli of the calyx acute, recurv- 
ed. Y&v. suave' olens, stem without spots ; 
corolla white. 2 f. 
arista'ta, (r. w. J. IJ.-) weak, erect, viscid- 
pubescent ; leaves lance-linear ; panicle 
lax, fastigiate ; pedicels somewhat in pairs; 
divisions of the corollas somewhat obovate ; 
tube curved, pubescent ; teeth of the calyx 
long, subulate. Var. divarica'ta, corolla 
purplish blue. Var. vi'reiis, corolla reddish 
purple. Var. mwe/'certs, corolla whitish ro.se- 
color. 1-2 f. 
■pilo'sa, (creeping- lichnidia, p. w. J. 2/.) 
small, decumbent, pubescent ; leaves lin- 
ear-lanceolate, downy with the margins 
revolute; corymbs nearly fastigi ate ; teeth 
of the calyx subulate, acute. 12-18 i. 
rep" tans, (b. p. J. 11) pubescent with 
creeping suckers; radical leaves obcfvate 
spatulate, cauline ones lance oval ; coiymb 
spreading, few-flowered; segments of the 
corolla obovate ; tt-eth of the calyx subu- 
late, re flexed. 8 18 i. 
seta'cea, (r. J. 2J!-) cespitose, pubescent; 
leaves fascicled, subulate, pungent, ciliate; 
flowers few, terminal, somewhat umbelled ; 
Begments of the corolla cuneate, emargin- 
ate; teeth of the calyx subulate, much 
shorter than the tube of the corolla. Rocks 
and sandy hills. 
revolu'ta,^ (w-p. J. 11) glabrous ; stems 
erect, sub-simple ; leaves coriaceous, paler 
beneath, sub sessile ; lower ones lance-lin- 
ear, acute at each end ; upper ones lanceo- 
late, rounded at the base ; corymb sub- 
fastigiate, few-flowered ; pedicels sub-scab- 
rous ; segments of the corolla obovate, 
slightly crenulate ; calyx glabrous ; seg- 
ments lanceolate, acute, unawned, half as 
long as the corolla. 12-18 i. Damp woods. 
Md. 
undula'ta, (b. Au. 11) erect, glabrous ; 
leaves oblong-lanceolate, shghtly waved, 
margins scabrous; corymbs paniculate; 
segments of the corolla somewhat retuse ; 
calyx awned. 2 f. S. 
caroli'na, (p. A a. 2^.) stem pubescent; 
leaves ovate-lanceolate, glabrous; corymbs 
sub -fastigi ate, branches generally 3-flower- 
ed ; teeth of the calyx linear-lanceolate. S. 
glaber'Wima, (p. Ju. IX) erect ; leaves 
linear-lanceolate, glabrous; corymb termi- 
nal, nearly fastigi ate; teeth of the calyx 
linear-lanceolate, acute. 1-2 f. S. 
specio'sa, (w. p. J. '^.) erect, glabrous, 
frutescent, very branching; leaves linear; 
upper ones alternate, dilated at the base ; 
racemes panicle-corymbed ; segments of 
the corolla wedge-oblong, eiuarginate; 
teeth of the calyx subulate, equalling the 
tube. S. 
ovafta, (r-p. J. .) erect, glabrous ; radi- 
cal leaves ovate, acute, somewhat fleshy ; 
cauline ones lanceolate ; corymbs sub-fas- 
tigiate ; segments of the corolla undulate, 
retuse ; teeth of the calyx linear, acute isf. 
ni'tida, (p. J. 2/.) erect, glabi'ous ; stem 
scabrous; leaves ovate-oblong, sub-coria- 
ceous; corymb fastigiate ; segments of the 
corolla obovate, sub retuse ; teeth of the 
calyx lancee'.ate, mucronate. 18-24 i. S. 
corda'ta, (Au.) erect ; leaves oblong-cord- 
ate, sub acuminate ; margin scabrous; cor- 
ymbs paniculate ; teeth of the calyx long, 
awned. 1-2 f. S. 
niva'lis, a low training perennial, pro- 
ducing white flowers in April and May. 
Ex. 
canadev/'sis, (Ap. M.) produces blue flow- 
ers, grows nearly a foot in height. Ex. 
drummond"ii, the only annual species, 
and has many varieties. 
suhula'ta, (mountain-pink, r. M. IX) ces- 
pitose, white-pubescent ; leaves linear-cili- 
ate ; corymbs 5-flowered ; pedicels 3 cleft ; 
divisions of the corolla wedge-form, emar- 
ginate ; teeth of the calyx subulate, scarce- 
j ly shorter than the tube of the corolla. 
Cultivated. 3-6 i. 
pyi"ami'dalis, (p. Au. IX) erect, smooth, 
stem .scabrous ; leaves cordate-acute ; pan- 
icle fastigiate, pyramidal ; segments of the 
corolla wedge -form, truncate ; leaves op- 
posite, sessile, very entire. Mountain mead- 
ows. 2 3 f 
PHGENiCAU'LlS. 14—2. {Cruciferce.) 
cheiranthoi'de^, (p. 2^.) scape slender; 
leaves entire, densely and stellately totneu- 
to.se ; flowers in simple corymbose racemes ; 
siliques diverging horizontally ; scape 4 6 i. 
with a few small sessile and partly clasping 
leaves. Oregon. 
PHRAGMI'TES. 3—2. (GraminecE.) 
commu'nis, (Au. IX) calyx about 5-flow- 
ered ; florets longer than the calyx. 6-12 f. 
PHRY'MA. 13—2. {Labiates.) 
leptosta'chya, (p. w. 2X-) leaves large, 
ovate, toothed, petioled ; spikes terminal, 
slender; flowers opposite, small. Shady 
wood.s. 2-3 f. 
PHYLLACTIS. 3—1. (Dipsarea.) [From 
phuUon, leal, and ago, to carry, from being 
stemless.] 
obova'ta, (Oc.) stemless ; root fusiform ; 
leaves radiating, linear-spatulate, obtuse, 
hirsute-pilose. S. 
PHYLLAN"THUS. \^\b.(Euphorhia:.) [From 
phullon, a leaf, and anthos, flower, becaus" 
the flowers in one of the original species 
(since placed in another genus) grow ou. 
of the leaves.] 
ohova'tus, (S. @) leaves alternate, oval 
obtuse, glabrous •; flowers few, axillary 
pedicelled, nodding ; stem erect ; branches 
distichus. 
PHYSA'LIS. 5— 1. {Solanea.) [From phusao, 
to inflate, so called because its seed is con- 
tained in a kind of bladder.] 
visco'sa, (yellow henbane, y. Ju. If.) 
leaves in pairs, heart-oval, repand, obtu.^e. 
sub-tomentose, a little viscous; stem horba- 
ceou.s, paniculate above ; fruit-bearing ca- 
lyx pubescent. 2-3 f. Road-sides, 
obscu'ra, (y, p. Au,) pubescent ; stem 
prostrate, divaricate ; leaves broad cordate, 
sub-solitary, toothed ; flower solitary, nod- 
ding; calyx hairy; flower pale yellow, 
with 5 purple spots at the base ; anthers 
bluish. Hills. 
peatisylva'nica, (y. S. IX) stem branched ; 
leaves ovate, obtuse ; peduncles axillary 
solitary, a little longer than the petioles. 1 
f. Road-sides. 
