ROY 



[ 701 ] 



RUB 



fiury pent. Winter temp., 40 to 48 ; summer, 



do "to 75. 



R. glu'bra (smooth). 4. September. 1731. 



hii'su'ta(\\a.iry-lc'aved). 1. i'urplc. July. \1~>1. ] 

 latifo'lia broad-leaved). 5. June. 181(5. 



itt'cida (shining-team/). 4. May. 1690. 



ROY'LEA. (Name;! after Professor j 

 Royle, King's College, London. Nat. ; 

 or A., Labiates [Laniiaceaj]. .Linn., 14- | 

 Didynamia l-dfymriospermia. Allied to \ 

 .F.aliota.) 



Greenhouse evergreen shrub. 'Cuttings of ' 

 young shoots, in spring, in sandy soil, with a 

 bell-glass over them ; sandy loam and leaf- 

 mould. Winter temp., 40 to 48. 

 R. e'legans (elegant). 2. Purple. July. Nepaul. 

 1824. 



RU'BIA. Madder. (From ruber, red ; 

 tlie colour of the roots. Nat. ord., 

 Stellates [Galiaceffi]. Linn., -Telran- 

 clria I- Monog i/iiia.) 



Half-hardy species, from cuttings in spring, 

 under a hand-light, and peat and loam ; the 

 others are herbaceous plants, propagated by 

 division of the roots, and flourishing in any 

 good garden soil ; from tinctorum madder is 

 obtained. 



HALF-HARDY EVERGREENS. 



R. angustifo'lid (narrow-leaved). 2. Pale yel- 

 low. July. Spain. 1//2. 



sple'ndens (shining). 2. Yellow. July. 



Spain. 18)2. 



HARDY HERBACEOUS. 



R. cordiffi'lia (heart-leaved). ^. White. July. 

 Siberia. 1/83. 



tincto'rum (dyer's). 4. Yellow. July. South 



Europe. 15Q6. 



RU'BUS. Bramble. (From the Celtic 

 rub, red ; colour of the fruit of some of ! 

 the species. Nat. ord., Rose worts [Rosa- j 

 cere]. lArm.j'LS-Icosandriati-Polyyynia.) 



Generally by suckers ; frequently by cuttings ; , 

 also by seeds for species, and obtaining new- 

 varieties ; also easily obtained by pegging down 

 the points of the shoots in the soil ; deep, rich, 

 loamy soil. 



GREENHOUSE EVERGREENS. 



R. ape'tuhts (petalless). 6. Purple. July. Isle 

 of France. 1823. Stove. 



Jamaice'nsis (Jamaica). 6. Jamaica. 1822. 



Molucca' nits (Moluccas). 3. lied. July. 



East Indies. 1810. 



purvifo'lius (small-leaved). 2. Pink. Au- 



gust. China. 1818. 



pinna' tus (leafleted). 5. Pink. June. Ma- 



deira. 1789. 



reflc'xus (bent-back). 3. Red. July. China. 



1817. 



ro'ridus (dwry~glanded), August. Mada- 



gascar. 1831. 



rosoRfo 1 lius (Rose-leaved). 3. August. Mau- 



ritius. 1811. 



R. roscefo'lius cGrona'rhts (garland). 3. August. 

 Mauritius., 1811. 



rugo'sus (wrinkly). 3. Red. June. South 



America. 1819. 



sanguinole'ntus (blood-red). 4. Red. Isle 



of France. 1824. 



HARDY EVERGREENS. 

 R. nbru'jihis (abrupt). 8. White. June. Britain. 



carpinifo'lius (Horbeam-leaved). 10. White. 



July. Brituin. 



di'sco'lnr (two-coloured). 8. White. June. 



Britain, 



echinu't us (hedge-hog). 8. White. June. 



Britain. 



- eglante'riu (Eglantine). 3. White, May. 

 New Holland. 1825. 



Leightonia'mta (Leighton's). 10. July. 



England. 



Lejen'nii (Lejeune's). July. Channel Isles. 



li'ngua (tongue-leaved). 10. July. England. 



ra'dula (raspberry- like}. 8. August. Britain. 

 ru'dis (rude). July. Britain. 



. ki/'strix (Porcupine). July. Britain. 



rotundifu'lius (round-leaved). 10. North 



of India. 1815. 



villicau'lis (hairy-stemmed). July. England. 

 urge'nteus (silvery -lutived). July. 



England. 



pube'scens (downy). July. England. 



syloa'ticus (wood). July. England. 



te'nuis (slender). July. England. 



vulga'ris (common). 8. June. 



Britain. 



HARDY HERBACEOUS. 



R. aca'ulis (stemlcss). Rose. June. North 

 America. 1802. 



a' rcticus (arctic). $. Pink. June. Britain. 



chumttmo'rus (Cloud-berry). ^. W'hite. 



Blay. Britain. 



stella'tus (starred). ^. June. North Ame- 



rica. 1824. 



HARDY DECIDUOUS. 



R. affi'nis (related). 8. White. July. Britain. 

 ' bracteo'suK (Aro^rf-bracted). 8. 



White. August. Britain. 



agre'stis (field). 0. White. June. Hun- 



gary. 1820. 



urgu' tus (s\\zri>-t<x)thed). 3. White. June* 



North America. 1823. 



a'sper (rough). 5. White. May. Nepaul. 



1821. 



blflo'rus (two-flowered). May. Nepaul. 1818. 



cai'siua (grey. Dewberry). 2. White. June. 



Britain. 

 uroe'nsis (corn-field). 2. White. June* 



Britain. 

 fo'liis-variega'tis (variegated-leaved). 



2. White. June. Britain. 

 grandiflo'rw (large - flowered). 2* 



White. June. Britain. 

 parvifo'lim (small-leaved). 2. White; 



June. Britain. 



Canude'nsis (Canadian). 3. White. June. 



North America. 1811. 



cane'scens (hoary). 6. White. July. 



European Alps. 1820. 



cordifu'lius (heart-leaved). 8. White. June. 



Germany. 1816. 



corylifo'lius (Hazel - leaved), 10. White. 



July. Britain. 



