574 348. Rosa. 58. ROSACEJE. PL ex. cal. 



25. Rosa systyla. Sisterhood rose. 

 Styles united ; germen oblong ; thorns hooked, nearly 



equal ; root-shoot-thoi*ns crowded ; leaflets serrate. 



Rosa collina, Engl. Bot. 1895. 

 Rosa leucochroa, Desvaux Journ. Bot. 2, 113. 

 Rosa stylosa, Lamarck Fl. Tr. 6, 536. 

 Rosa brevistyla, Lamarck Fl. Tr. 6, 537. 

 Rosa systyla, Bastard Fl. Anjou. 



Bushy places ; shrubby ; July. 



Shrub slender, 12 feet high; root-shoots nearly upright; 

 leaflets lanceolate, elliptic, upper pair and odd leaflet largest, 

 keeled, pointed ; bald above, ribs beneath hairy ; flowers 

 1 to 8, saucershape, petals a beautiful pink, inclining to 

 orange at the base, sometimes pale or even white; styles 

 forming a porrected column ; fruit elliptic, oblong, bald, 

 scarlet, of a fine flavour. 



26. Hosa arvensis. Fallow rose. 

 Styles united ; thorns hooked ; root-shoot-thorns few ; 



leaflets elliptical, unequally serrate. 



Rosa sylvestris altera minor, flore albo nostras, Rail Si/n. i55, 4. 



Rosa sylvestris, Rosmer Arch. Bot, 1, 2, 33, 



Rosa repens, Gmelin Fl. Bad. Ah. 2,418. 



Rosa canina ,6, Fl. Germ. 1, 218, and 2, 560. 



Rosa arvensis, Willd. S. P. 2, 1066. 



White dog rose. 



Hedges in flat countries : shrubby ; June and July. 



Shrub 4 feet high ; root-shoots long, trailing ; leaflets 

 roundish elliptical, lowest pair smallest, flat, inclining to 

 crenate, bald on both sides, main rib sometimes hairy be- 

 neath; flowe'):s 1 to 15, white, quite flat ; ^n/i^ elliptical, 

 often globular when solitary, blood-colour, of a fine fla- 

 vour. 



Fam. XXIV. 59. AGRIMONIACE^. Roseacearum 

 pars, De Candolle. Sangiiisorlece, Richard. 

 Calyx tubular, persisting ; limb 4 or 5-cut, often brac- 

 teated in the sinuses ; petals 4 or 5 on the top of the calyx, 

 alternate with its lobes ; sometimes ; siajiiens as many as 

 the calyx-lobes or indefinite, inserted on the calyx under 

 the petals; ovaries 1-ovuled, 1-styled, solitary or definite, 

 enclosed in the persistent pitchershape calyx ; akenium in- 

 verted ; perisperm 0; corculum straight; radicle above. — 

 Stem herbaceous, or rather shrubby; leaves pinnate or di- 

 gitate ; flowers sometimes unisexual. 



