93— ROSA HEMISPHAERICA Herrm. 
THE SULPHUR ROSE 
Rosa hemisphaerica : caule elato, arcuato ; aculeis sparsis, robustis, falcatis, 
aciculis gracilibus intermixtis ; foliolis 5-7, obovato-oblongis, obtusis, basi cuneatis, 
glaucis, facie glabris, dorso pubescentibus, dentibus saepe simplicibus ; rhachi 
pubescente, parce glandulosa ; stipulis adnatis, apice libero magno, dentato ; floribus 
solitariis ; pedunculo nudo, saepe cernuo ; calycis tubo globoso, nudo ; lobis 
lanceolatis, simplicibus ; petalis luteis ; stylis liberis, dense villosis, haud protrusis ; 
fructu parvo, globoso, nudo; sepalis patulis, demum deciduis. 
R. hemisphaerica Herrmann, Dissert, p. 18 (1762). — K. Koch, Dendrol. vol. i. 
p. 226 (1869). — Desdglise in Bull. Soc. Bot . Belg. vol. xv. p. 404, No. 271 (Cat. 
Rais. Ros. p. 235, No. 27 1 [1877]) (1876). — Koehne, Deutsche Dendrol. p. 300 
(1893). — Rehder in Bailey, Cycl.Am. Hort. vol. iv. p. 1557 (1902). — C. K. Schneider, 
III. H dndbuch Laubholzk. vol. i. p. 585 (1906). 
R. glaucophylla Ehrhart, Beitr. ztir Naturk. vol. ii. p. 69 (1788). 
R. sulphured Aiton, Hort. Kew. vol. ii. p. 201 (1789). — Lindley in Bot. Reg. 
vol. i. t. 46 (1815) ; Ros. Monogr. p. 46, No. 28 (1820). — Thory in Redoute, Roses , 
vol. i. p. 29, t. (1817). — Seringe in De Candolle, Prodr. vol. ii. p. 608 (1825). — 
Christ in Boissier, FI. Orient. Suppl. p. 206 (1888). 
R. Rapini Boissier & Balansa, Diagn. sdr. ii. No. 6, p. 72 (1859). — Boissier, 
FI. Orient, vol. ii. p. 672 (1872). — Crepin in Bull. Soc. Bot. Belg. vol. xi. pp. 100, 
101 ( Primit . Monogr. Ros. fasc. ii. pp. 216, 217) (1872). 
R. Bungeana Boissier & Buhse, Nouveanx Memoir es Soc. Imp. Nat. Mosc. 
vol. xii. p. 84, t. 6 ( Aufz . p. 84, t. 6 [i860]). 
Stem arching, reaching a height of 8-10 feet. Prickles scattered, stout, hooked, 
intermixed with slender aciculi. Leaflets 5-7, obovate-oblong, obtuse, small, 
glaucous, narrowed to the base, glabrous above, pubescent beneath ; teeth usually 
simple; petioles pubescent and slightly glandular; stipules adnate, with large 
toothed free tips. Flowers solitary ; peduncles naked, often cernuous. Calyx-tube 
globose, naked ; lobes simple, lanceolate, f in. long. Petals bright yellow, an inch 
long in the wild plant. Styles free, densely villous, not protruded. Fruit small, 
globose, naked ; sepals spreading, finally deciduous. 
A native probably of Asia Minor, Armenia and Persia, this Rose 
was first introduced into western Europe by Clusius early in the 
seventeenth century, having originally been brought to his notice in 
Vienna by a paper model of a garden ornamented with different kinds 
of shrubs, among them a double yellow Rose. This little artificial 
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