412 SÉANCE DU 10 MAI 1918. 
obovato-globosa, stylis divergentibus lacinias vix superantibus coronata. 
Semina ovata late subcarinata, tuberculis minutissimis obsita. 
a. typica Luiz. — Folia precipue 3-5-fida, rarius indivisa; basilaria 
superne et inferne valde elevato-nervosa, 3-5 nervis in limbo ramosis atque in 
lobis etiam apertis; infrabasilaria late petiolata vel in petiolum attenuata, 
nunc tota elevato-nervosa atque lobis haud conspicue sulcatis, nunc in petiolo 
tantum elevato-nervosa atque lobis vix elevato-nervosis perspicue sulcatis ; 
caulina vulgo 3-5-fida. Petala albida, obovato-oblonga vel obovata, vulgo 
laciniis calycinis duplo longiora atque latiora. 
— Subvar. leucantha Thomas. — A forma typica differt foliis supraba- 
silaribus sæpissime aliis indivisis aliis 2-3-fidis; basilaribus elevato-nervosis 
2-3-fidis, interdum integris ; infrabasilaribus plus minusve elevato-nervosis 
vel sulcatis, sepe lineari-lanceolatis integris obtusis; caulinis vulgo sublinea- 
ribus integris; petalis albis. 
— Var. integrifolia Luiz. — Compacta; caules floriferi tenues, 2-3-flori 
dense cymosi; folia omnia integra obtusa; basilaria lanceolata-oblonga, 
elevato-nervosa; infrabasilaria obovato-oblonga elevato-nervosa, inferiora 
subelliptica sulcata; petala subelliptica. 
— Var. S. intermedia Gaud. (Fl. helw., III, 4828, p. 1211) — Laze cæspi- 
tosa; folia basilaria petiolata vel in petiolum attenuata; infrabasilaria 
sessilia, basi elevato-nervosa, lobis ovato-oblongis vel linearibus conspicue 
sulcatis, obtusis; petala alba, patentia, obovato-oblonga, laciniis calycinis 
triplo vel quadruplo majora. 
— Var. multifida Luiz. — Robusta, caulibus ftoriferis crassis, sepe nudis, 
multifloris, e basi haud raro paniculatis, pedunculis 1-3-ftoris. Folia crassü 
multifida atque multinervosa; suprabasilaria longe petiolata, sulcata, limbo 
cuneato 4-5-fido, rarius trifido; basilaria latiuscule petiolata, valde elevato- 
nervosa, limbo cuneato palmato-tripartito, lobis oblongis obtusis, medio 
integro vel lobulato lateralibus curvulis 2-3 fidis longiori atque latiori; infra- 
basilaria cuneata, subsessilia vel in petiolum latum attenuata, elevato- 
nervosa, 5-fida, lobis latiusculis obtusis, haud conspicue sulcatis ; bractea 
inferior petiolata 5-fida; petala albida rotundato-obovata. 
— Var. $. delphinensis Ravaud (Guide du Dauph., fasc. VI, p. 23!) — 
Humilis, dense cæspitosa, pauciflora; folia basilaria elevato-nervosa, late 
petiolata, limbo 3-5-fido, lobis anguste linearibus longiusculis divaricatis, 
obtusis ; infrabasilaria basi elevato-nervosa, cuneata, petiolata vel in petio- 
lum attenuata, trifida, lobis angustis sulcatis, obtusis; petala alba interdum 
purpurascentia, laciniis calycinis duplo longiora atque latiora. (Apud sp. OF- 1) 
— Var. aurosica Luiz. — Dense vel densiuscule cgspitosa, pauciflora; 
folia cuneata, sessilia, 3-5-fida, lobis angustis linearibus brevibus atque 
porrectis, obtusis; basilaria omnino elevato-nervosa; infrabasilaria basi 
elevato-nervosa, lobis sulcatis; petala albida. Hab. in H. Alpes; rochers du 
mont Aurouse, 2 500 m. alt. (H. Coste!) 
— Var. maculata Rchb, — Dense cæspitosa. Folia cuneata, in petiolum 
longiorem attenuata, indivisa vel apice trifida lobis lateralibus brevissimis. 
Petala albida, inferne macula oblonga purpurea notata. (Englerl) . 
— Var. orientalis (Boiss.) Engler! — S. adenophora C. Koch (in Linn., 
XIX, p. 40!). — Cæspitosa, glandulosa, caudiculis densissime imbricato- 
foliosis; caules floriferi breves subunifolii apice corymbose et laxe 3-7-[l0ri : 
folia cuneata sessilia vel in petiolum brevem attenuata, nervis in sicco parum 
prominulis, 3-5-7-fida, lobis brevibus, ovato-linearibus, porrectis, obtusis; 
