113 
POTERIUM— rRlNOS. 
rhombic, simply and ^ doubly serrate ; flow- 
ers numerous, sub-corymbed, and axillary ; 
petals obcordate, shorter than the calyx. 
8-10 i. Old fields. Can. to Car. 
viUo'sn, (hairy five finger, 21.) assurgent, 
Bilky-villose ; stipules broad, merabrana- 
ceons, entire ; leafets sessile, approximate, 
with shining, close-pressed hairs above, 
hoary-toraentose beneath ; peduncles short, j 
aggregate ; petals obcordate, longer than 
the calyx. 
hirsnfta, (w. Ju. 2X-) erect, simple, very 
hirsute ; leafets roundish, deeply dentate ; 
stipules lanceolate, sub-entire ; fiowers ax- 
illary, Sub-corymbed ; petals oblong linear, 
shorter than the calyx. 
POTE'RIUM. 19—12. {Rosacea:.) [From 
fotf.rion, a cup, so called from the shape of 
the Howers.] 
sangvixor"ba, (burnet, J. U) stem some- 
what angled, unarmed : leaves pinnate ; 
leafets serrate ; flowers in heads. Ex. 
FRENAN"TIIES. 17—1. iCichorucem.) [From 
pi fries, drooping:, and anthos, flower. 1 
al 'hn, (white lettuce, w. p. Au. H.) rad- 
ical leaves angled, hastate, toothed, some- 
what lobed, cauline ones i-ound-ovate, 
toothed, petioled, upper ones mostly lance- 
olate ; panicle lax; the terminal fascicle 
nodding ; calyx 8-cleft, 8-10 flowered. Var. 
n« ««, leaves 3 parted, hastate, ovate, and 
lanceolate, sometimes all simple ; racemes 
paiiicled or simple. 13 f. 
aUh"dnia, (p. y. Au. 11. ) stem branch- 
ing ; leaves petioled, 3-lobed, angled, den- 
ticulate ; margin scabrous ; racemes axil- 
lary ; flowers nodding ; calyx about 5-flow- 
ered. 
cordn'ta, (w. y. Au. 2^.) stem panicled 
above ; leaves petioled, cordate, toothed, 
ciliate ; floral ones sessile, oblong, entire; 
panicle lax ; raceme flowered. 4-6 f. 
virgo'ta, (w-p. Au. 2^.) glabrous; stem 
very simple ; leaves all lyrate-sinuate ; 
branches somewhat 1-sided ; flowers pen- 
dent ; involucre glabrous, 8-cleft, 10-flow- 
ered. 3 6 f. 
oepidiu'ea, (S.) leaves broad lanceolate, 
attenuated at tlie base, unequally tooth-an- 
gled ; panicle fascicled, terminal, few-flow- 
ered, nodding; involucrum hirsute, 1012 
cleft, about 20-flowered. 4 6 f. 
ddtoi'dea, (p. S.) stem simple, glabrous ; 
leaves deltoid, acuminate, acutely denticu- 
late, sub glaucous beneath ; racemes axil- 
lary, few -flowered ; involucrum 5-flowered. 
2 f. 
pmidjlo'ra, stem branching, flexuous, 
panicled above ; branchlets 1-flowered ; 
flowers erect ; leaves lance-liuear, runci- 
nate, glabrous ; involucrum about 5 flow- 
ered. 
%llinoien"su, stem simple, and with the 
leaves, very rough; leaves all undivided, 
lance-oval; racemdlong; fascicles sub ses- 
uiie, erect, hirsute. S. 
PRIMU'LA. .')— I. {Primulacea:.) [Frompri- 
mulus, the beginning, so called because it 
blossoms in the beginning of spring. The 
natural family, Primulaccire, is a division of 
.lussieu's order, Lysirnacltioe.J 
fariito'sa, (bird's eye pnuiro.se, p. 21.) 
leaves obovate-spatulate, mealy beneath, 
umbel many-flowered ; peduncles spread- 
ing ; border of the corolla flat, as long aa 
the tube, with obtuse, obcordate segments ; 
scape 6-10 i._ Leaves all radical. 
mistasivfica, {!£.) small, glabrous ; leaves 
oval-spatulate, sub dentate; scape elonga- 
ted ; umbel few-flowered ; limb of the cor- 
i ofla reflexed ; segments wedge-oblong, ob- 
tusely 2-cleft ; capsule oblong:, exsert. 
angustifo'lia, (p.) leaves lance-oval, vei^ 
entire, glabrous ; scape 1-flowered ; seg 
ments of the corolla ovate, very entire 
1-2 i. 
cortusoi'des, a very ornamental species, 
producing red flowers from May to July, 
Ex. 
pr(Bni'tens, (Chinese primrose,) a beauti- 
ful species, of which there are many vari- 
eties with pink, with white, and with semi- 
double flowers. Ex. 
acau'lis, (primro.se. 2J!.) leaves rugose, 
toothed, hirsute beneath ; scape 1-flowered. 
Ex. 
aurid'ula, (auricula primrose, 2^.) leaves 
serrate, fleshy, obovate: scape many-flow- 
ered ; calyx mealy. Ex. 
ve'ris, (cowslip, r-y. 2J[.) leaves rugose 
toothed ; limb of the corolla concave ; neck 
of the tube oblong; calyx inflated. 
ela'tior, (oxiip primrose, w. y. 11) stalk 
many-flowered ; limb of the corolla flat ; 
flowers in an umbel, pale yellow, the cen- 
tre deeper yellow ; this is supposed to be a 
hybrid, between the primrose and cow- 
slip. 
vvlga'ri;^, the Engli.sh botanists describe 
the acovlis under this name ; it is the poly 
anthus of the florist. 
PRI'NOS. 6—1. (Rhamni.) 
verticilhi'tus, (winter berry, w. J. 
stem much branched ; leaves deciduous, 
oval, serrate, acuminate, pubescent be- 
neath; flowers dioecious, 6 cleft; sterile 
ones axillary, sub umbellate ; fertile onea 
aggregated, berriesglobo.se. Berries bright 
scarlet. 6 8 f. Swamps. 
gla'her, leaves evergreen, wedge-form, 
coriaceous, shining; pedicels axillary, most- 
ly 3-flowered; berries black and shining, 
globose. 3-4 f. Ink-beiry. 
IcEviga'tm, (Ju. ^.) leaves deciduous, 
lanceolate with appressed serratures, glab- 
rous both sides, shining above ; nerves be- 
neath scarcely pubescent; flowers 6-cleft; 
pistillate flowers axillary, solitary, sub-ses- 
sile ; staminate flowers scattered. 6-8 f. 
ambig"uus, [w. Z. (?.) leaves deciduous, 
oval, entire, acuminate at each end; flow- 
ers 4-cleft; staminate ones crowded on the 
lower branches, pistillate ones solitary, on 
long peduncles. A small tree with whitish 
bark. 3-5 f. 
irdegrifo'Ua, ( ^ .) leaves deciduous, oval, 
entire, mucrouate, on long petioles, glabroua 
on both sides ; pistillate flowers solitary, 
long-peduncled. S. 
lanccola'tns, (J. ^.) leaves deciduous 
lanceolate, finely and remotely serrulate, 
acute at each end, glabrous on both sides ; 
pistillate flowers scattered generally in 
