26a 



' fc* 



42. Rosa calocarpa Gdgr. mss. — Gdgr. loc. ciL Nr. 

 187! — Kamis flexuosis, purpureis; aculeis aduncis, compressis, 

 ad ramos floriferos saepe gemiriatis; foliolis saturate viridibus, 

 oblongo-acutis, basi attenuatis, utrinque glabris, subtus rubigino- 

 sis, dein farinaceis, biserratis; petiolis minute pubescentibus, 

 glandulosis, subinermibus; stipulavutn subtus glandulosarum au- 

 Ticulis angustatis, divaricatis; pedunculis 2—4, laevibus, sat 

 longis ; calycis tubo oblongo ; sepalis dorso interdum minute 

 glandulosis, deciduis, apice Iinearibus;stylis parce pilosulis disco 

 subplano; petalis aibis; fructii oblopgOj basi rotundato, apice 

 longe attenuate, nilide sanguineo. 



Hab. in fruticetis dumetisque frondosis propeArnas (Rhone). 



i?. arvaiicaVngGt in CariotEt. des fl. 4. ed. II, p» 186 affinis 

 est huic, sed foliola subtus ad costam villosa, et fructus magnus 

 ovatus, nee obiongus. 



43. Eosa sfenorhyncha Gdgr. mss. — Gdgr. loc. cit.. Nr. 

 2221 — Ramis rigidis, duris, copiose aculeatis; aculeis 2-nis, 

 dilatato-rotundatis, inclinatis erectisve; foliolis parvis, oblongis, 

 utrinque acutis, supra glabris, subtus praeter costam parce hir- 

 tellam rubiginosis, biserratis, coriaceis; petiolis glabris, vel pas- 

 sim hinc inde hirtellis, glanJuloso-aculeatis; sep. latis, dorso tantum; 

 glandulosis, pinnulis raris, apice linearibus; stylis raris subglabris, 

 disco piano; petalis parvis, albis; fructu minimo, ovato, serotino, 

 basi rotundato, apice angustissime strangulate; tubo ovato. 



Hab. in rupestribus mentis Buisante prope Pommiers, 

 (Rhone), 1200'. — Pedunculi 12— 15 mm. longi, graciles. 



44. Bosa osmoidea Gdgr. mss. — Gdgr, loc. cit. Nr. 1751 

 Frutex odoratus, condensatus; aculeis falcato-dilatatis, ad ramos 

 floriferos ordinarie nullis; foliolis obovato-oblongis, dilatatis, basi 

 valde cuneatis, apice paulo* attenuatis, supra sparse pilosis eglan- 

 dulosisque, subtus praeter nervos villosos rubiginosis, biserratis; 

 petiolis pubescentibus, glandulosis, inferioribus inermibus; pedun- 

 culis 1 — 3, laevibus, 12— 14 mm. longis; tubo calycis obovato; se- 

 palis elongatis, deciduis, inargine dentato-glandulosis, apice dila- 

 tatis; stylis parce pilosulis, disco piano; petalis junioribus dilu- 

 tissime subroseis, dein albis; fructu crassiusculo, ovato, subpur- 

 pureo. 



Hab. secus vias ad Arnas (Rhone). 



45. Bosa oenacanthq Gdgr, mss, — Gdgr. loc. cit, Nr, 

 164! — Ramis virgatis, densissime aculeatis; aculeis purpureis,. 



elongatis, subverticillatis, dilatatis, .interdum fere subulatis; foli- 



