?. Potentilla nervulosa Gdgr. 
Subargentea, sat parce villosa, gracilis, subsimplex; ramis 
brevibus sat multifloris; foliis usque ad dimidiam partem dentatis, 
subtus rugoso-nervulosis, ad costam mediam tantum villosis, denti- 
bus limbo subcontiguis, acutiusculis; calicis segmentis interioribus 
triangularibus, apice subito ac longe contractis; petalis vix con- 
tiguis, basi sat longe attenuatis. 
Hab. in herbosis alpestribus Galliae centralis ad montem 
Pilat (Loire). 
3. Potentilla arvernensis Gdgr. 
Parce villosa, saturate virens, sat elongata, paulo ramosa; 
ramis brevibus, paucifloris; foliolis latis, superne usque ad tertiam 
partem dentatis, subtus praeter nervos hirtellos vix nervosis, denti- 
bus acutiusculis, brevibus; calicis segmentis interioribus breviter 
triangularibus, acutis; petalis contiguis, basi vix attenuatis. 
Hab. in alpestribus Galliae centralis, in agro Arvernensi 
loco dieto ,pie de Sancy*. 
4. Potentilla validula Gdgr. 
Virescens, elata, glabrescens, sat ramosa ; ramis remotis, pauci- 
floris; foliolis latis, superne in tertiam partem dentatis; nervulosis, 
. Subtus ad costas villosis, dentibus elongatis, acutiusculis; calicis 
segmentis interioribus elongatis, apice sensim subcontractis; petalis 
haud contiguis, basi breviter attenuatis. 
Hab. in pascuis alpium Delphinatus, ad montem Lauta- 
ret, ex D. F. Clément. 
5. Potentilla viridescens Gdgr. 
Paulo villosa, virescens, sat humilis, paree ramosa; ramis saepe 
obliquis, vel prostratis, dein erectis; foliolis angustatis, superne in 
tertiam partem dentatis, minutissime nervulosis, subtus ad costam 
mediam villosis, dentibus subacutis; calicis segmentis interioribus 
late iria cuius, abrupte acutis; petalis... ... 
. . Hab. in alpibus Delphinatus prope Prémol (Isàre), ex D. 
E. Chabert. 
8. Potentilla pilatensis Gdgr 
- Glabrescens, virenti-subglauca, sat ramosa; ramis brevibus, sub- 
Obliquis, multiforis; foliolis parvis, nervulosis, in tertiam partem 
Superiorem dentatis, subtus ad costam mediam tantum parce hir- 
tellis, dentibus parvis, triangulari-acutis; calicis segmentis interiori- 
; bus dorso argenteis, triangulari-acutis; petalis haud contiguis, basi 
. attenuatis. 
