156 
RICINUS— ROSA. 
gra'cile, (M. ^.) spines sub-axillary; 
leaves on slender petioles, pubescent on 
both sides; lobes acute, dentate, indised ; 
peduncles slender, erect, about 2-flowered ; 
calyx tubular-canapanulate ; berries glab- 
rous. 2-3 f. ; 
oxycanthoi'dea, (smooth gooseberry, M. 
^.) larger spines sub-axillary ; smaller ones 
scattered ; leaves glabrous ; lobes dentate ; 
peduncles short, about 2-flowered; berries 
purple, glabrous. 3 f. 
cyiios"hati, (prickly goosebeny, g. M. 
^.) sub-axillary spines by pairs; leaves 
short-lobed, gash-toothed, soft, pubescent; ! 
racemes nodding, few^-flovv'ered ; calyx 
erect, campanulate ; berries aculeate/dark 
brown. I 
renno'sum, (g. Ap. .) unarmed, cover- 
ed with resinous, glandular hairs; leaves 
3 5-lobed. roundish ; racemes erect ; calyx f 
flatlLsh ; petals obtuse-rhomboid ; bracts lin- j 
ear, longer than the pedicels ; berries hir- , 
Bute. S. { 
rotMndifo'lium, ( ^ .) spines sub-axillary ; | 
leaves roundish, lobes obtuse ; peduncles 
1-flowered ; limb of the calyx tubular; ber- 
ries glabrous. S. | 
ni'vevm, (snowy-flowered gooseberry,) 
has pendulous white flowers, and dark pur- 
ple fruit. Ex. i 
s'pecio'snm, (fuschia-flowered gooseber- j 
ry,) flowers scarlet, stamens very long; 
leaves sub-evergreen. ! 
puncta'tum, an evergreen species, a na- | 
live of Chili ; flowers bright yellow ; leaves ' 
shining. 
RICl'NUS. 19—15. (Euphorbia.) [Fromrzw, 
nose, and kunos, a dog, because the capsules 
stick to the noses of dogs.] 
commu'nis, (castor-oilplant, palma-christi, 
@.) leaves peltate, palmate ; lobes lanceo- 
late, serrate ; stem with hoary mealiness. 
4-6 f. Ex. 
RIVI'NA. 4—1. ( AtripUce-s.) [In honor of 
Rivinus, the great German botanist.] 
IcB'vis, leaves ovate, acuminate, glabrous, 
flat ; 3tem terete ; racemes simple. 
hu'milis, ( ^ .) racemes simple ; leaves 
f^tandrous; leaves pubescent. S. 
^OBIN"IA. 16—10. (Le^uminoscB.) 
pseudo-aca'cia, (locust tree, false acacia, 
A^. M. ^ .) leaves pinnate, with a terminal 
teafet; stipules thorny, or a thorn ; racemes 
pendent; teeth of the calyx unawned; 
egumes smooth. 30-40 f. 
visco'sa, (clammy locust, Ju. 11) racemes 
>f one flowered pedicels ; pinnate leaves 
i^'ith a terminal leafet; branches and le- 
jriimes viscid; racemes axillary, dense- 
lowered, erect; flowers varying from red 
/) white. -S. Cultivated. 
his'pida, (rose-locust, Au. r. ^.) racemes 
axillary; calyx acuminate; most of the 
plant hispid ; leaves pinnate with a termi- 
nal leafet ; leafets round-oval, mucronate, 
sometimes alternate. 3 6 f S. Cultivated. 
ilOCHKL"lA. 5—1. (Boragtnem.) 
Virginia' na, (w. b. J. @.) pilose, leaves 
)blong-lanceolate, acuminate, large, scab- 
rous above ; racemes divaricate : fruitden.se- 
ly covered with hooked bristles. 2 f. Rocky 
bills 
lap 'p^da, (b. Ju. 0.) leaves linear-ob. 
long ; stem branched above ; corolla longer 
than the calyx ; border erect-spreading. 
12-18 i. 
RO'SA. 11—12. (Rosacea.) [The Latin name 
rosa, is from the Greek rodon, red.] 
parvijio'ra, (wild-rose, r. w. ^ .) germs 
depressed, globose; germs and peduncka 
hispid ; petioles pubescent, sub-aculeate ; 
stem glabnms; prickles stipular, straight; 
leafets lance oval, simply serrate, glabrous, 
flowers somewhat in pairs ; very variable. 
1-3 f. 
riibigino'aa, (sweet-brier, eglantine, r. J ! 
Ip.) germ ovate; peduncles and petioles 
glandular, hispid ; petioles somewhat prick- 
ly; stem glabrous ; prickles scattered, hook- 
ed, slender ; leafets (5 or 7) ovate, .serrate, 
sub-glandular beneath. 3-4 f. 
corymbo'sa, (swampro.se, r-w. Ju. 
flowers 5-7, in terminal corymbs; petals 
large, obovate, emarginate; petioles tomen- 
tose. 
lu'cida, leafets 5-9, lanceolate-elliptic, 
coriaceous, shining; stipules large, serru- 
late ; peduncles ^•()mewhat hispid ; segments 
of the calyx entire, spreading; flowers 
mostly in pairs. Mountain swamps. 3-4 f. 
The American species of this genus are 
not, generally, well defined. 
cani'na, (dog-ro.se, ^ .) germs ovate , 
germs and peduncles glabrous ; stem and 
petioles prickly; leaves ovate, glabrous. Ex. 
gal" lien, (French-rose, common rose, r. J. 
1?.) germs ovate; germs and peduncles 
hispid; stem and petioles hispid -prickly. 
Sometimes the colors are variegated. Ex. 
damas.ce' na, (damask-ro.se, w. r. J. 
calyx half pinnate ; germ ovate, turgid^ 
(thickened near its top,) bristly; stem and 
petioles prickly ; leafets ovate, pointed, 
downy beneath. Ex. 
gemeVla, (r. Ju. ^.) stipular prickles un- 
cinate, in pairs ; leafets 5-7-oblong, acute, 
opaque, pubescent beneath ; flowers some- 
what in pairs ; fruit depressed-globose, 
with the peduncles glabrous. Dry hills. 
sabifo'lia, (climbing rose, r. Ju. Tp.) tube 
of the calyx sub-globose ; with the pedun- 
cles glandular-hispid ; stem smooth ; prick- 
les short, solitary, uncinate ; leaves petio- 
led, ternate ; leafets ovate, acute, serrate, 
glabrous above, white, downy beneath; 
segments of the calyx viscid-pilose ; flow- 
ers corymbed. 6-8 f. 
micran"tha, (r-w. J. ^ .) tube of the ca- 
lyx ovate, with the peduncles somewhat 
hispid ; prickles hooked ; leafets ovate, 
acute, with reddish glands beneath. 4 8 f. 
pimpineVlifo'lia, (burnet rose, r. ^ .) 
leaves obtuse, petioles scabrous ; pedun- 
cles glabrous ; stem vvith straight prickles 
scattered. Very small. Ex. 
parvifo'lia, (small-leaf rose, ^.) small; 
tube of the calyx ovate, sub-glabrous ; ped- 
uncles glandular ; stem and petioles with 
slender prickles ; leafets rugose ; a little 
villose beneath, ovate, glandular, serrate. 
setigefra, (J. ^ .) fruit globose, with the 
petioles and veins prickly ; branches glab- 
rous ; prickles by pairs and scattered ; leaf* 
