ROSA TOMENTOSA. DOWNY-LEAVED DOG-ROSE.
ROSA tomcntosa ; foliolis ovatis subacutis, fructu hispido nudove. Lindl.
„ mra surculis curvatis, calycis segmentis compositis. ^BÊBISÊÊÊMÊÊIiaÊÊSmÊÊmmmmmBmà ml. 12. p. 197- Lindl. Motiog. Ros. p. 77. Hooker FI. Seot. P . l . p . 156.
ROSA villosa. Muds, vingt, p . 219. oar. 0 . (Ed. Ft. Han. t. 1458.
ROSA scabriuscula. Smith Engl. Bot. t. 1896.1 Woods in Act. L im . ml. 12. p. 193.
(3. mollis, surculis strictissimis, calycis segmentis subsimplicibus.
ROSA mollis. Smith Engl. Bot. t, 2459.
ROSA villosa. Fill. Helph. ml. 3. p. 551. IVsods in Act. Linn. ml. 12. p. 1811.
ROSA heterophylla. Woods in A c t. L im . ml, 12./j. 195.
ROSA pulchella. Woods In Act. Linn. fool. IS. p. 196.
y . resinosa, pumila cæsia, foliolis angustis, floribus ruberrimis.
Welsh. Rhosyn lledwlanog.___________ _______________________
Class and Order. ICOSA N D RIA POLY G Y N IA .
[Natural Order. ROSACE2E, Juss., Decand., Hook.]
Gen. Char. Calycis tabus urceolatui, camosus; achenia plurima hirsute includens Rcccptamlum villosum _
Gen. Char. Tube o f the Calyx urceolate, fleshy; including many hairy achema (or closed poncarps). Receptacle hairy.
D iv I I I . Shoots straight. Aculci nearly straight. Leaflets ovate or oblong, with spreading serratures. Calycine segments
persistent. Disk thickened, closing the mouth.
Caulis septem- vel octo-pedalis, divaricatus, cinerascens. .
Rami subglauci, aculeis rectis (raro falcatis) ®qualibus spar-
sis armati, setis nullis. _ .
Folia pubescentia incana; stipulis concavis, dilatatis, den-
ticulatis, slandulis ciliatis; petiolis subaculeatis, glan-
dulosis; foliolis subquinque, oblongis, obtusis, dupli-
cato-serratis, serraturis divergentibus, rarius convergent!
bus, mollibus, rugosis, subtus pallidioribus et
subglandulosis, odore terebinthino.
F lores solitarii vel plures, rubescentes, calyciformes, pedi-
cellis brevibus. .
Bracteze ovat® vel oblong®, tomentos®, peduncuhs, setis
vel glandulis hispid is, longiores vel breviores.
Calycis T ubus ovatus, oblongus vel rotundatus, plerumque
hispidusj nunc raro glaber; foliolis compositis, paten-
tibus, semper dorso hispidis.
P etala integra, obcordata, concava.
Discus incrassatus, planus.
Sty Li valde birsuti, distincti. ,
F ructus subpurpurascens, rotundatus, obovatus vel depres-
sus, plerumque hispidus, foliolis convergentibus sfepis-
sime coronatus.
Stems seven or eight feet in height, spreading, very gray.
Branches somewhat glaucous, armed with straight, (rarely
falcate,) equal, scattered prickles, destitute o f set®.
L eaves hoary with down; stipules concave, dilated, tooth-
letted and fringed with glands; p e rio d slightly prickly,
and glandular; leaflets about five, oblong or ovate, obtuse,
doubly serrated, serratures diverging, rarely conversing
soft and rugose, paler beneath, and sometimes
slightly glandular, having a turpentine smell.
F lowers one or more, reddish, cup-shaped, with short stalks.
BracteAS ovate or oblong, downy, longer or shorter than the
peduncles, which are hispid with unequal set® and
T ube of the Calyx ovate, oblong or round, usually hispid,
sometimes nearly smooth; calycine leaflets compound,
spreading, always hispid at the back.
P etals entire, obcordate, concave.
D isk incrassated, flat.
Styles very hairy, distinct.
F ru it somewhat purple, round, obovate or depressed, generally
hispid, crowned by the converging segments of
the calyx.
Fig. 1. Fruit of Rosa tomentosa.—natural size.
Of all the varying genus of Rosa, this is perhaps the species which exhibits the greatest differences of appearance, if we
e x c ° p U n d e e r S S — . The g r e a te r ^ « of these varieties are, however, very tr.ii.ng, and can only be brought w.thm
I M B B | a n d T f t e t id a of Batar.1); or smooth on both
S a r g e r leavts o f the former, is all that distinguished them, even to the eye of the most prachsed observer. So far is the
PU* T - “"1, a weak variety, with leaves smooth
B l f i t s certainly'a — I " m o d e of growth to distinguish i t from a, its rootshoots.being
veiy s t r s d g l i t ^ a ot Thc^ndWided'calyxbu semnen^s a re^ tolemW y^o^ ant^ burs^ ci^nT receW cd from
cient, without add.Uonal pecuhar.t.es The u, d . ded are confesedlv a little divided; and in
r te o f l.™ /& !fig u re d in English Botany, they are quite compound
M am sp um o u s of R tomentosa have the calycine segments in a state perfectly ...termed,ate between compound and
tipnt lv simnle^ and I believe it will not be doubted, that the distinction between simple and sub-simple is too ambiguous foi
“ ’The’ll n A e t s 7 r im m is a very interesting plant, and may be considered as the same sort o f offspring o f Rosa tomentosa,
a , w I T S i S a is of R . canina. Wild specimens are smaller in all their parts, with very compact foliage, narrow hoary
i „nri hrifiit'red flowers We have, however, an intermediate specimen Irom the same part of Iieland, and m cultiva-
yan- more robust and less hoary. I t ! , s found in the south of Ireland by Mr. Drummond,
C W o s I ly hdoBR '“ me?Zt°"nf K ca n in a border on each other, that no satisfactory marks o f difference can be produced,
excent the straight prickles, diverging serratures, the hispidity of the fruit, calycine leaflets and peduncles, and the soft leaves
with the hooked prickles, converging serratures, smooth calyx deciduous ealyeme segments, and
naked and harshly pubescent leaves of the latter. Rosa tomentosa has usually the leaflets of the calyx elect durin„ flowering,
but we have specimens, gathered at Chamouni in Switzerland, - with reflexed ones.