648 THE - DICTIONARY OF GARDENING, 
Rosa—continued. _ ROSELLINEA QUERCINA. See Oak Fungi, 
crimson, very beautiful; DucHER, pure white, vigorous, of in present Volume. 
good habit; DUKE OF YORK, variable as to colour, from ROTTLERA (of Roxburgh). A synonym of Mal- 
crimson to white ; FELLENBERG, bright crimson, very free, good hich g = 
‘ieee ne dl al Seta et lotus (which see). 
bedder ; IRENE WATYS, salmon-white, changing to pink; JEAN 
3\CH SISLEY, silvery-pink and carmine; LAURETTE MESSIMY, ROUGH LEAVES. A gardener’s name for the first 
leayes produced after the cotyledons. 
ROUHAMON. A synonym of 
Strychnos (which see). 
ROUPALA. ‘To the species de- 
scribed on p. 329, Vol. III, the 
following should be added : 
R. aurea (golden).* A very elegant 
species, having the upper parts of the 
stem and the petioles covered with 
golden hair. St. Catherine's Island, 1866. 
R. Poortmanni (Poortmann’s). 7. red, 
disposed in spikes. J. very variable in 
the adult stage, and covered with a red- 
dish-brown felt. Habitat not recorded, 
1883. 
Ff = Gao % te » ROUPELLIA. According to 
ee Op eae, , modern anthorities, R. grata is the 
only species of this genus. 
ROVE BEETLES. See Sta- 
phylinide. 
ROYAL BAY. See Laurus 
nobilis. 
ROYDSIA (named by Dr. Rox- 
burgh in honour of Sir John Royds, 
“one of the Puisne Judges of the 
Supreme Court of Judicature of 
Bengal, and an eminent benefactor 
to the Science”). Orp. Capparidez. 
A small genus (two species) of stove 
shrubs, natives of the East Indies 
and the Philippine Islands. Flowers 
; MADAME EvuGENE RESAL, pink, yellow, small, fragrant, axillary and in terminal 
Fic. 658. ROSE AUSTRIAN YELLOW. 
rose, with yellow shadir 
shaded orange, free; MI 
single; Mrs. BOSANQUET, pale waxy flesh, nearly white, fine 
for bedding; OLD BLUSH MONTHLY ROSE; QUEEN Mab, 
apricot-yellow, shaded orange and rose-pink ; VIRIDIFLORA, a 
ereen variety, in which the petals and stamens are modified 
wholly or in part into bracts. 
Wittmorr, bright coppery-yellow, | janicles; sepals six, coloured, imbricated or sub-valvate ; 
petals none; torus short; stamens very mumerous ; 
Austrian Briar Roses (R. lutea, Fig. 658). 
These need to be given a sunny position, and to have their shoots left 
practically entire, but bent down. Weak wood should be thinned 
out. 
SOLEIL D'OR, deep golden-yellow when open, 2in. to din. across, 
of vigorous constitution and quite hardy. 
Boursault Roses (It. alpina). 
All weak and exhausted wood should be removed after flowering, and 
the tips shortened in spring. Good Roses for rough places ; suc- 
ceeding almost anywhere, in country or in town. 
BLusuH, blush-white, very large; ELEG , crimson, large, semi- 
double ; MoRLETH, light rose, large, semi-double. 
Microphylla Roses (I. microphylla). 
Just the points of the shoots should be removed in spring, and the 
weak wood in autumn. 
MA SURPRISE, rose, suffused white, large, double; RUBRA 
PLENA, deep red, curious, large and full; SIMPLEX, pinkish- 
white, single. 
Scotch Roses (Rosa spinosissima, Fig. 659). 
No pruning is necessary. 
These are found in a variety of colours—white, cream, yellow, 
pink, rose, and crimson. Then there is also the Perpetual 
Scotch Rose, STANWELL PERPETUAL, a pretty flesh-pink. 
ROSCOEA. To the species described on p. 3826, 
Vol. III., the following variety should be added. See also 
Cautleya. 
R. purpurea sikkimensis (Sikkim). This is ‘supposed to 
differ from the type in the stem and roots, and also in the 
shade of purple of the flowers.” India, 1890. 
ROSE OF HEAVEN. See Lychnis Celi-rosa. ~~ 
ROSE RUST. Sce Rosa—Fungi. 
ROSE SCALE. Sce Scale Insects. \ 
ROSE-LEAF MILDEW (Spherotheca pannosa). | — 
See Rosa—Fungi. | 
Fic. 659. ROSA SPINOSISSIMA. 
