RUD RUD 
RUD RUM 
C^amamOr&s . . White . 5, H. Her.P. Britain . . 
cordifOlius . . . Wliite . 6, H. De. Tr. Germany . 1816 
corylifolius, 3 . . White . 7> H. De. Tr. Britain . . 
canhs . . . White . 7* H. De. Tr. Britain . . 
glanduIOsus . 'Wliite . 7> H. De. Tr. Britain . . 
cuneifolluii . . . %Vhite . 6, H. De. Tr. N. Amer. . 181 1 
distans .... White . 7, H. De. S. Nepal . .1818 
diversifdllui . . White . 8, H. De. Tr. Britain . . 
dumetorum . . White . 8, H. De. Tr. Britain . . 
Kelanteria . . . White . 5, H. Ev. S. N. HolL . 1825 
ellipiTcus, 4 . . White . F. De. Tr. Nepal . . 1827 
fastigiatus . . . White . 7> H. De. Tr. Britain . . 
fissus .... H. De. Tr. 
flagelUrla . . . 'White . 6, H. De. Tr. N. Amer. . 1789 
inermls, 5 . . H. De. Tr. 
fnlioldsus . . . White . 6, H. De. Tr. Nepal . . 1818 
fruticosus, 6 . . Pink . . 8, H. De. Tr. Briuin . . 
coucOlOr . . . Pink . . 7f H. De. Tr. Germany . 
dalmaticus . . Rose . . 7> H. Da. Tr. Germany . 
fl. rosed plend,7 Pink . . 7, H. De. Tr. Britain . . 
fol. variegatls Pink . . 7. H. De. Tr. Britain . . 
glandulosus . Pink . . 7t H. De. Tr. Germany . 
inermls . . . Pink . . 7> H. De. Tr. Britain . 
leucocarpus, 8 . White . 7. H De. Tr. Briuin . . 
pompdnius . . Wht. pk. 7» H. De. Tr. Britain . . 
tauricus . . . Pkish. . 7i H. De. Tr. 
fOscO-aier . . . White . 8, H. De. Tr. Britain . . 
glandulosus . . White . 7. H. De. Tr. Germany . 1816 
hirtus .... White . 8, H. De. Tr. Hungary . 1816 
hispidus . . . White . 8i H. De. Tr. Canada . . 1768 
horridus . . . White . 6, H. De. Tr. Germany . 1817 
Idsus .... White . 5, H. De. S. Britain . . 
microphyllus . White . 6, H, De. S. Britain . . 
umaicensis . . White . G. Ev. S. Jamaica . 1822 
Kohleri .... White . 8, H. De. Tr. Briuin . . 
laciniatus . . . Wht. red 8, H. De. Tr. 
lantiginusus . . White . 6, H. De. Tr. Siberia . . 1820 
leucostachys . . White . 6, H. De. Tr. Britain . . 
Linkianus, 9 . . White . 8, H. De. Tr. Europe . . 1821 
macrophyllus . . White . 6, H. De. Tr. Britain . . 
Menkil .... White . 7, H. De. Tr. Germany . 1816 
mieranthus, 10 . Red . . 7, H. De. Tr. Nepal . . 1822 
moluccanus . . Red . . 7. G. Ev. Tr. Indies . . 1810 
nUId&s .... White . 8, H. De. Tr. Briuin . . 
nutkanus . . . 'Wliite . 8, H. De. S. N. Amer. . 1826 
occiden tails . . White . 6. H. De. S. N. Amer. . 1696 
odoratus . . . Wliite . 6, H. De. S. N. Amer. . 1700 
pallid us . . . White . 8, H. De. Tr. Briuin . . 
parvifolihs . . . Pink . . 8, F. Ev. S. China . . 1818 
pinnatiis . . . Pink . . 6, G. Ev. S. Madeira . 1789 
plicatus . . . White . 8, H. De. Tr. Britain . . 
reflexus. . . .Red . . 7. G. Ev. Tr. China . .1817 
rhamnifollua . . White . 9, H. De. Tr. Britain . 
rdridus .... White . 8, G. Ev. S. Madagas. . 1831 
rosaefdllus . . . White . 8, G. Ev. S. Maurit. . .1811 
cnronariHs . . White . 8. G. Ev. S. Maurit.. . 1811 
rubricaulis . . . White . 6, H. De. Tr. Germany . 1818 
rudis, 11 . . . H. De. S. Britain . . 
nigosus . . . . Red . . 6, G. Ev. S. S. Amer. . 1819 
sanctiis .... Pink . . 6, H. De. Tr. Palestine . 1823 
sangiiinolentus . Red . . G. Ev. S. I. France . 1824 
saxatills . . . White . 6, H. De. Tr. Britain . . 
Schlechtendahlii . White . 6, H. De. Tr. Europe . . 1823 
Schleicheri . . . White . 6, H. De. Tr. Germany . 1818 
setOsus .... White . 6, H. De. Tr. N. Amer. . 1 827 
spectabills . . . Dk. red . 5, H. De. S. Columbia . 1827 
Sprengelll, 12 . . Pink . . 8, H. De. Tr. Germany . 1 823 
stellaths . . . White . 6, H. Her. P. N. Amer. . 1824 
•trigdsus . . . White . 6, H. De. S. N. Amer. . 
auberecius . . . White . 8, H. De. S. Britain . . 
tilimfdiius . . . White . 6, H. De. Tr. Germany . 1819 
tomentosus . . White . 8, H. De. Tr. Germany . 1818 
trifloru.s 13 . . White . 6, H. De. Tr. Canada . . 
ulmifdlias . . . White . 8, H. De. Tr. Spain . . 1823 
villosus .... White . 8, H. De. S. N. Amer. . 1777 
Rudbeckia, Linn. In honour of Olaf Rudbec, pro- 
fessor of botany at Upsal. Linti. 19, Or. 3, Nat. Or. 
CompositcE. The perennial species will {rrow in 
any common soil, and all, except R. nupifolia, may 
be frrown in the borders of the flower-garden. 
They are readily increased by division or seeds. 
Synonyme : 1. R. amplexicaulis. 
amplexifdlia, 1 . Yellow . 7, H. A. Louisiana . 1793 
Rsperrlma . . Red wht. . 9, H. Her. P. N. Amer. . 1832 
digitate . . . Yelli.w . 8, H. Her. P. N. Amer. . 1759 
Drummond! . . Orange . 8, H. Her. P. N. Amer. . 1836 
fulgida . . . Yellow . 7, H. Her. P. N. Amer. . 1760 
hirta .... Yell-w . 8, H. Her. P. N. Amer. . 1714 
laciniata . . . Yellow . 8, H. Her. P. N. Amer. . 1640 
l2et-igate . . . Yellow . 7, H. Her. P. Carolina . 1812 
napifelte . . . Yellow . 7. G. Her. P. N. Spain . 1824 
pinnate . . . Yellow . 7, H. Her. P. N. Amer. . 1803 
radulA .... Yellow . 8, H. B. Georgia . . 1825 
subtnmentote . Yellow . 8, H. Her. P. N. Amer. . 1802 
triloba. . . . YeUow . 8, H. Her. P. N. Amer. . 1699 
Rudiment, an organ imperfectly developed. 
[ 275 1 
RodSi.phIa, Willdenom. In honour of Charles Asmund 
Rudolph, a botanist of Jena. Linn. 17, Or. 4, Nat. 
Or. Leguminosoe. Handsome climbers, growing 
freely in loam and peat ; young cuttings root readily 
if planted in sand, under a glass, in a moist heat. 
Synonyme: 1. Glycine sagiltata. 
dhMa, 1 . . . Scarlet . S. Ev. Ch Hnvannah . 1815 
rOsea .... Red . . S. Ev. Cl. W. Ind. . 1826 
Rue, see Ruta. 
Ruellia, jLinn. Inhononr of John Ruelle, of Soissons, 
botanist and physician to Francis I. Linn. 14, Or. 2, 
Nat. Or. Acanthaceae. A genus of very pretty plants 
when in flower, and of very easy culture in any 
light rich soil ; cuttings root without difficulty 
in the same kind of soil, if they have a glass over 
them. R. elegans must bo propagated and treated 
as other stove annuals. 
australis . . . Blue . . 7. S. Her. P. N. Holl. . 1824 
biflOra .... Pa. blue . 7. G. Her P. Carolina . 1765 
cernua . . . Blue . . 7, S. Ev. S. E. Ind. . . 1816 
ciliate .... Purple . 7, S. Ev. S. E. Ind. . . 1806 
ciliatiflOra . . Pur. blue . 9, S. Her. P. B. Ayres . 1838 
ciiiosa .... Blue . . 7, S. Her. P. Georgia . . 1824 
clandestina . . Blue . . 7, S. Her. P. Barbadoes . 1728 
dependens . . Blue . . 7. S. Her. P. E. Ind. . .1816 
elegans . . . Blue . . 8, S. A. E. Ind. . . 1834 
fffitida. . . . Blue . . 7» S. Ev. S. S.Amer. . 
formusa . . . Scarlet . 8, S. Ev. S. Brazil . . 1808 
fulgida . . . Scarlet . 7, S. Ev. S. W. Ind. . 1804 
hirta .... Blue . . 7. S. Her. P. E. Ind. . . 1817 
lactea .... Pa. vio. . 7, G. Her. P. Mexico . . 1796 
longifolia . . . Blue . . 7. S. Ev. S. E. Ind. . . 1820 
macrophylla . . Red . . S. Her. P. S. Martha. . 1824 
oblnngifoll&s . . Rose . . 8, S. Ev. S. Brazil . • 1830 
ocymoldes . . Blue . . 7> S. Ev. S. Mexico . .1815 
ovate .... Drk. blue . 7, S. Her. P. Mexico . . 1800 
paniculate . . Purple . 8, S. Her. P. W. Ind. . 1768 
pStula . . . . Pa. vio. .7, S. Ev. S. E. Ind. . . 1774 
picta .... Blue . . 6, S. Ev. S. Domingo . 1826 
pubescens. . . Drk. blue . 7, S. Her.P. C. G. H. . 1823 
rubricaulis . .Blue . . 7. S. Her. P. Mexico . .1823 
salicifolia . . Blue . . 7. S. Her. P. E. Ind. . .1820 
strepens ... Pa. blue . 7, F. Her. P. N. Amer. . 1726 
tetragona . . . Blue . . 6, S. Her. P. Brazil . .1824 
tubero.sa . . . Blue . . 7, S. Tu. P. Jamaica . 1752 
undulate ... S. Her. P. E. Ind. . . 1824 
violacea . . . Violet . . 7» S. Her. P. Guiana . . 1820 
Rufkscent, rather rusty. 
Rufous, reddish, orange -col cured, rusty. 
Rugose, rough, coarsely wrinkled. 
Rugosities, protuberances. 
Rugulose, finely wrinkled. 
RuTzTa, Cavanilles. In honour of Don Hippolito 
Ruiz, a traveller, and, in conjunction with Pavon, 
author of “ Flora Peruviana et Chilensis.” Linn. 
16, Or. 8, Nat. Or. Sterculiacea. Desirable shrubs, 
growing in a mixture of loam, peat, and sand ; and 
cuttings root freely if planted in the same kind of 
soil, under a glass, in heat, 
loliate .... White . . S. Ev. S. Bourbon . 1816 
variabllls . . . White. . 5, S. Ev. S. Bourbon . 1792 
RuiJngia, R. Brown. In honour of J. P. Ruling, 
author of an essay on the Natural Orders. Linn. 5, 
Or. 5, Nat. Or. Sterculiacece. The plants belonging to 
this genus are not worth cultivating, except in 
general collections. A mixture of loam, peat, and 
sand, suits them ; and ripened cuttings will root in 
either sand or soil, if planted under a glass. 
cistifalia . . . White . . G. Ev. S. N. Holl. . 1824 
corylifolla . . . White . . G. Ev. S. N. HoiL . 1824 
hermauniaefOlte .White. . G. Ev. S. N. Holl. .1818 
paiinOsa . . . W’hite . . G. Ev. S. N. Holl. . 1819 
Rumex, Linn. Rumo, to suck; in allusion to the 
practice among the Romans of sucking the leaves 
to allay thirst. Linn. 6, Or. 3, Nat. Or. Poly- 
gonacece. All the species of Duck grow in any 
common soil. The perennial species are easily 
increased by seeds or divisions of the roots. The 
annuals by sowing the seed in the open ground. 
They are mostly all weeds. R. acetosa contains 
pure oxalic acid. Synonymes : R. Jimbriatus. 2. 
sagittatus. 3. tuberosus. 4. caudatus. 6. cunei- 
folius. 6. tuberosus. 
Acetoselte . . Green . . 6, H. P. Britain . . 
AceiosS . . . Green . . 6, H. Her. P. Britain . . 
aculeStus . . . Green . . 6, H. Her. P. Candia . . 
aoutus . . . . Green . . 7, F. Fu. P. Britain . . 
alpiuli. . . . Green . . 6, H. Her. P. France . .1597 
