ALCHEMILLA. POTENIILLA. 101 



1-arely slightly combined, outer ones of the radical 1. usually 

 nearly opposite to each other. Branches usually undivided, as- 

 cending.— Mountains. P. VI. VII. Alpine Lach/s Mantle. 



E. S. I. 



3. A. coiy'une'ta (Bab.j ; radical I. suborbicular peltate-pahnate, 

 divisions 5 — 7 much connected below oblong blunt adpresseil 

 serrate at the end white and very silky beneath, fl. in small 

 lateral and terminal corymbs, achene ovate-ovoid gradually acu- 

 minate, St. much branched.— .B. B. .S'. 2988. A. argentea (Don) ; 

 not Lam. — Closely allied to A. aljnna but usually' much larger ; 

 distinguished by the lobes, which are broader and so placed in 

 the radical leaves that <7ie 2 e.r^er/m/mes almost if not quite towcA 

 each otlier so as to present the appearance of a peltate leaf; st. 

 with long alternate spreading branches which are often again 

 subdivided ; the fl. in small nearly simple distant corymbs. 

 [P'aroe Isles. Sir W. C. Treveh/an.] Olova Mountains. Mr. 

 G. Don and Mr. A. O. Black J (1853). Glen Sannox, Arran. 

 I)r. JS/. Tyacke ! P. VI. VII. S. 



4. A. arven'sis (L.) ; l.palmate i-fid wedgeshaped below hairy, 

 lobes with 3 — teeth at the end, fl. sessile axillary. — Aphanes 

 Linn. E. B. 1011. — St. prostrate or ascending, 4—5 in. long. 

 FL very small, greenish, in small hairy inconspicuous tufts. — 

 Dry fields on sand and gi'avel. A. V. — VIII. Parsley Piert. 



E. S. I. 



Tribe III. Dryadece. 



7. Sibbai'dia Linn. 



1. S. proeum'bens (L.) ; 1. ternate, leaflets wedgeshaped with 

 3 teeth at the end, fl. coiymbose, pet. lanceolate. — E. B. 897. 

 St. 17. 5. — L. pilose on both sides. St. woody, procumbent. 

 Pet. very small, yellow. Pistils and stam. very variable in 

 number. — Dry summits of Scottish mountains. Above High- 

 cup Scar, Teesdale, Mr. J. Backhouse. P. VII. E. S. 



8. Poibniil'la, Linn. Cinque-foil. 



* Sairs on the receptacU shorter than the glabrous carpels. 



t Leaves pinnate. 



1. P. rupes'tris (L.) ; st. erect dichotomous, leaflets roundish- 

 ovate unequally cut and serrate 5 — 7 on the lower leaves, on the 

 uppermost 3. — E. B. 2058. — Fl. -shoots annual. Pet. white, 

 much longer than the calyx. Base of 1. wedgeshaped. St. 1 

 —2 feet high. — On Craig Breidden, Montgomeryshire. P. V. 

 VI. E. 



