35i 



â. Ovaria prœter glandulas plus minus pilosa, styli quoque inferne 

 ssepius piliferi ... 3, 



— Ovaria solum glandulifera, pilis omnino destituta, styli glabri 

 ...11. 



3. Eacemis simplicibus, laciniis calycis subaequalibus, foliolis oblongo- 

 lanceolatis, acutis serrulatis, basi inœqualibus ^ sub-5-jugis, acutius ser- 

 ratis, quam in formis Europaeis aiigusHoribus, aaUioribus vel aoii raro 

 acuminatis, petalis in unguem longiorem angustatis, stylo piloso, ovario 

 hispidissimo,^ rachi foliorum late marginata ^=1.D. angustifolms G. Don 

 (D. albus Sibiriens Stev.). 



— Foliola latiora, breviora, baud conspicue angustata ... 4. 



4. Petalis lanceolatis, acutiusculis, glandula terminatis, pallide cœru- 

 leo-violascentibus, nervis saturatioribus pictis ; ovario glanduloso, dense 

 villoso, stipitem suam iam sub antbesi superante, dein delapsis petalis 

 duplo longiore, pilis albis brevibus, in capsulis maturis persistentibus prae- 

 ter glandulas dense vestito ; filamentis a basi supra medium pilosis, apice 

 dense glandulosis, foliolis lanceolatis, biserratis = 3. D. dasycarpns Turcz. 



— Foliola simpliciter, baud duplicato-serrata ... 5. 



5. Petala obtusa, foliola conspicue minora ... 6. 



— Petala acuminata, sensim in unguem angustata ... 7. 



6. Statura quam in planta Europíea graciliore, caule ad flores usque 

 . foliato, foliis fîoribdsqxe minoribus, foliolis sessilibus, anguste ovalibus, 



subcoriaceis, parce diaphano punctatis, margine subtiliter dentatis ; racemo 

 composite, denso peiluncnlis brevioribns (orfuosis, petalis ellipticis, obtu- 

 sis, valde glandulosis; gynopboro duplo breviore, 1 — 2 mm. longo et 

 crassiore = 4, D. Hispanieus Webb.* 



— Petalis lato ellipticis, lilacino-roseis, tribus superioribus obtusissi- 

 mis cum apiculo, supremo emarginato, ovario stipite suo longiore, foliolis 

 ellipticis, crenalalis, (nee serrulatis, serraturis patulis ut in D. albo). Flo- 

 res foliaque conspicue minora, rachi alata = 5. 1). humilior Ség. (D. obtii- 

 sifolius Koch). 



7. Foliola glabra, lanceolata, crebre perforata, nitida, 4 — 7-juga, 

 subacuminata, minute aequaliter serrata. 3—4 cm. longa, petiolo margi- 



1 Walpers : Repeitor. I. 1842, p. 517. 



^ Fischer et Meyer : Index VI. seminiim liorti botau. Petrop. 1840, p. 12 et 



49, — Ledebour : Flora Rossica I. p. 495, — Steven : Bull. soc. Mose. 185G. 



p. 334. 



3 Huins aberratio esse videtur D. Altaicm Fisch, apud Royle, foliis sub-4-jugÍ8 



foliolis angustioribus, oblougis, subacumiuatis, serratis, racbi obscure margiuata 



(Ledeb. 1. c). 



* Willkomm : Suppl. Flor. Hispan. 1893, p. 263. 



