ROSACByE. 



121 



and silky beneath, p. G, 7- Clova mountains. 

 Cumberland."— Bab. 



6. alpina. Root L. digitate. Lts. oblong, 

 closely serrate at top, sillcy beneath, p. 6-8. 

 High rochj. 



7. pentaphylla. Root L. quinato-digi- 

 tate. Lts. inciso-dentate at top. Teeth porrect, 

 4 to 6 in the three middle Lts. p. 7, 8. 

 Snowy. Sw. Tyr. 



Tribe IV. SANGUISORBBM 

 216. SANGUISORBA. 



1. officinalis. Spikes ovate. Stamens 4, 

 not exceeding calyx, p. 6, 7. Hill pastures. 



$. media. Spikes cylindrical, smooth. 



2. dodecandra. Spikes cyhndiical. Sta- 

 mens 6-12, far exceeding calyx, p. 7, 8. 

 Val d'Ambria in ValteHine. Mte. BarbeHno in 

 Bergamo. 



217. POTERIUM. 



A. Shruhhy. Fruit even, herry-like. 



1. spinosum. Branches spinescent. Spikes 

 oblong. L. nearly hairless. s.S. Baai. Cal. 

 Sard. 



B. Herbaceous. Fruit hard, wrinkled or 

 tubercled. 



2. Sanguisorba. Stem angular. Lts. 

 rounded, serrate, p. 6, 7. Hilly pastures. 



3. garganicum. " Stem angular, hairy. 

 Lts. of root-L. subrotundo-eUiptic ; of stem- 

 L. oblongo-lanceolate ; aU. deeply incise. Spikes 

 globose. Fl. complete, p. Dry fields. Mte. 

 Gargano."— Ten. 



4. polyganxuna. Stem angular. Pr. mth 

 raised and toothed wrinkles and 4 winged 

 angles ! p. 7, 8. Hills. Laybach. Eiume. 



- Tribe V. ROSEM 

 218. ROSA. 



A. CENTiFOLiiE. Shoots setigerous. Disc 

 thick. (Seeds sessile, Koch.) Segments 

 of Cal. simple or nearly so. Sp. 1, 2. 



S. CiNNAMOME^. Disc thin. Stip. en- 

 larging towards the flower into capacious 

 bracts. Sp. 3-5. 



C. BLANDiE. Stip. little or not at aU en- 

 larged. Prickles few and weak, or wanting. 



Seta; crowded on the radical shoots, Sp. 

 6-9. 



I>. PiMPiNELUFOLi/B. Prickles Unequal, 

 numerous, some of them strong. vSetse 

 few. Fr., except in R. Wilsoni, depress- 

 edly globose. 



i. Lts. without glands. Serratures simple. 

 Sp. 10-12. 



ii. Lts.glandularbeneath. Serratures double. 

 Sp. 13-16. 



S. VilIjOS^. Shoots not setigerous. Stip. 

 persistent. Prickles nearly straight. Sp. 

 17-20. 



P. RuBiGiNOS/E. Pricldes of the branches 

 hooked. Styles free. L. glandular be- 

 neath, doubly serrate. Sp. 21-28. 



G. CANiNiE. Shoots not setigerous. Prickles 

 hooked. L. not glandular on either sur- 

 face. Sp. 29-34. 



H. SYSTYL^a;. styles exsert, united into a 

 column. Sp. 35-37. 



A. Centifoli^. 



1. punaila. "A low, erect shi'ub. Pr. 

 slender. Lts. broad eUiptic, doubly serrate, 

 paler beneath, hairy and glandular on the mid- 

 rib and veins. Tube of Cal. oblong, hispid. 

 Segments pinnatifid. Style somewhat exsert. 

 s.S. 5, 6. Italy. Certainly distinct from R. 

 gaUica." — Bert. 



2. gallica. "Prickles crowded, unequal, 

 the larger somewhat falcate on. a dilated base. 

 Stip. hneari-oblong, flat, the free part diverg- 

 ing. Tube of Cal. subglobose. Segments pin- 

 natifid, reflexed, deciduous. s.S. 6. Fields 

 and borders of woods. G-. occ." — Koch. 



[One or both of these are found also in the 

 s. of France. I give both descriptions, not 

 being able to satisfy myself whether the German 

 and Italian plants are of the same species. 

 Koch does not notice the R.pumila, though a 

 plant of Jacq., Fl. Austr. According to Ber- 

 toloni, the Fr. of R. gallica is ' glaber,' which 

 is not the case in my German specimens.] 



B. CiNJfAMOMEiE. 



3. cinnaKaonaea. Pr. straight, few, sti- 

 pulary. Fr.-stallc terete, without sette. Cal. 

 of Fr. erect. Lts. oblong, downy beneath. 

 Stip. of barren branches roUed in. Fr. (ovate, 

 HooKEE,) (globose, Koch and E. Bot.). S. 

 5, 6. Thichets and moist banks, s. G. SU. 

 s. Fr. occ. R. majalis, ofFyreyiees, is a variety 

 of this. 



