BOTANICAL NOTES ON THE ROSE. 



1(50 



Rosa canina. 



oblong, scarlet, shining. The pulp divested of 

 the seeds forms a very grateful conserve with 

 sugar ; besides saccharine matter, it contains 

 citric acid. Syn. : R. dumalis, Bechst. ; R. an- 

 degavensis, Bat. ; R. glauca, Lois ; R. nitens, 

 Mer. ; R. tenerifFensis, Bonn ; R. surculosa, 

 Woods ; R. sarmentacea, Woods ; R. nuda, 

 Woods ; R. arvensis, Schranck. The varieties 

 are exceedingly numerous ; some of the most 

 striking are : aciphylla, dwarf, with smooth 

 leaves and smaller flowers (R. aciphylla, Bau) ; 

 obtusifolia has the petioles glandular, the leaf- 

 lets ovate-roundish, and rather pilose beneath 

 (R. obtusifolia, Desv. ; R. leucantha, Bieb.) ; 

 pilosiuscula has the petioles tomentose and 

 hispid, and the leaflets ovate acute puberulous 

 beneath, and smoothish above (R. humilis, 

 Bess. ; R. nitidula, Bess. ; R. friedlanderiana, 

 Bess.; R. collina, Ran.); microcarpa has 

 smaller fruit, and the leaflets oblong-lanceo- 

 late velvety beneath; ambigua has straight 

 prickles, flowers solitary or three together, 

 and ovate-globose fruit (R. malmundiarien- 

 sis, Lej.) ; rubiflora has the prickles strong 



and rather puberulous, large smooth leaflets, and usually solitary flowers about the size 



of those of Bidms Idceus ; dumetorum has the leaflets flat and more or less hairy on both 



surfaces (R. dumetorum, Thuill. ; R. sepium, Borkh. ; R. corymbifera, Gmel. ; R. bractescens, 

 Woods ; R. solstitialis, Bess.) ; Fosteri has the leaflets more or less hairy, and not flat (R. Fos- 



teri, Sm.; R. collina, Woods) ; ccesia has very glaucous leaflets, hairy beneath (R. cassia, Sm.) 



Fl. June and July — Britain, and throughout Europe, and Northern Asia. 



R. collina, Jacq. (hill Dog-rose). A shrub of 4 to 5 feet high, the branches armed with 



hooked prickles ; leaflets roundish, smooth above, hoary with pubescence beneath ; flowers 



aggregate pink ; fruit smooth. Syn. : ? R. frutetorum, Bess. ; R. umbellata, Leys. ; R. fasti- 



giata, Bat. ; R. platyphylla, Bau. ; R. psilophylla, Ban.— Fl. June and July— England and 



Europe. 



R. baltica, Both. (Baltic Dog-rose). A shrub of 5 to 6 feet high, with leaves consisting of 



oblong-ovate obtuse leaflets, and pale red flowers. — Fl. June and July — Cult. ? . . . Rostock. 



R. saxatilis, Stev. (rock Dog-rose). A shrub of 4 to 6 feet high, with strong scattered 



recurved prickles, rather large smooth leaflets, pale beneath, and flowers in corymbs. Fl. June 



and July— Cult. 1825— Tauria. 

 R. rubrifolia, Vill. (red-leaved Dog-rose). A shrub of 5 to 6 feet high, with purple stems 



armed with short pale hooked equal prickles ; leaflets ovate glaucous, opaque, rugose, red at the 



edges ; flowers corymbose, small, deep red ; fruit oblong, smooth, with tender flesh. Syn. : R. 



multiflora, Beyn. ; R. rubicunda, Hall ; R. glauca, Besf. ; R. glaucescens, Wulf. ; R. lurida, 



Andr. — Fl. June and July — Cult. 1814 — Austria, Pyrenees, &c. 



R. sericea, Lindl. (silky Rose). A shrub of 4 to 6 feet high, with stiff brown branches, lar"-e 



compressed stipular prickles, with the points turning upwards, close leaves of 7-11 oblong 



flatfish blunt leaflets, serrated at the top, beneath pale, with the rib and principal veins silky ; 



the flowers are solitary, red; fruit naked. — Fl. June and July — Cult. 1823— Nepal and 



Gossainthan. 



R. microphylla, Boxb. (small-leaved Rose). A compact shrub of about 3 feet high, with 



slender branches, furnished under the stipules with straight prickles ; the leaves consist of 5-9 



