ILLUSTRATIONES FLORJl ATLANTICE (auctore G. BARRATTE). G3 



Var. a. tagana. 



Folia radicalia caulinaque inferiora indivisa, oblonga,obtusa, longe petiolata, rarius lyrato-pinnati- 

 fida lobis lateralibus paucis oblongis supremis cum terminali majore confluentibus. 



In pascuis montosis et collibus, in dumelosis ct sylvaticis, in schistosis. — Med. C' 1 : La Calle (DR., Lcfr.), Bone (Mut. , 

 Steinh., DR., etc), Philippeville ! (Rav.), Saint-Antoine ! ; El-Kantour, in sylva Moaia frequens, Dj. Sgao (Reb.); Taourirt- 

 Guirill. - A 2 : Alger (Goug., Rove, D.-J.), Mustapha (My), Guyolville (Allarcl), Bouzareah!, Sidi-Ferruch (Salle), Staoueli 

 (Dur.) , Bou-Ismael (Claus.), Keber-Roumia! ; Dra-el-Mizan ! (TheV). - 1 : Ouillis!, Mostaganem (Ral). — Mont. C 2 : 

 Dj. Edough! (Trib.), Dj. Goujfi! ; Dj. Itche-Ali (Lefr.). - A 1 : frequens in montium Djurdjura regione media (Lx), in di- 

 tione Ail-Idjer (Lx), Tizi-n-Cheria (Par.), Dj. Tachentirt (Thdv.). — TUN. in Tunetia septentrionali-occidenlali : inter lacum 

 Cejenan et Sidi-Athman-el-Ahdded , inter Tabarque et Bab-Abrik (Miss. 1888), Bordj El-Hammam (Lx et Reb.), Ain-Draham 

 (Miss. i883, Rob.), Dj. Bir, Fedj El-Saha, inter Fedj El-Saha et Fernana (Miss. i883), El-Fedja (Sedillot). — MAR. 

 Tanger (Rrouss. , Dd., Schousb. , Salzm., Webb, Hook. et Rall), Dj. Kebir (Goud. , Hook. et fiall). 



In Lusitania et Hispania. 



Var. (3. africana; Bonn. in Morot Journ. bot. VII [i8g3] , 1 63. — C. Africana Lmk Encycl. I, 664; Desf. Atl. II, 20,4; 

 Batt. et Trab. Fl. Alg. 4g3. 



Folia radicalia omnia caulinaque inferiora pinnalisecta foliolis lateraiibus utrinque 6-9, oblongis, 

 aiternis rarius oppositis, sessiiibus, lobis minoribus saepius interjectis, supremis praesertim in pe- 

 tiolum decurrentibus et cum terminali multo majore ovato vel suborbiculato confluentibus. 



In collibus et rupestribus. — Mont. C 2 : Dj. LeJcahl (Reb.); Dj. ltche-AU in clivo septentrionali (Hdn.). — TUN. in Tu- 

 netia auslro-orientali : Ain-Temran, Ilenchir-Demeur in cacumine Dj. Mezemzem (Lx miss. i884). 



In Algeria et Tunetia hucuscpie tantum nota. 



Obs. C. Afrkana qua:, e specimine in horto Parisiensi olim culto a celeb. Lamarck descripta, primo intuitu 

 foliis radicalibus caulinisque inferioribus pinnalisectis lobis glabris inciso-dentatis secus rachim late decurrentibus 

 speciem distinctissimam constituere videlur, ad C. Taganam tanquam varietatem eam retulimus, licet formse ty- 

 picae A r alde diversae appareant, nempe in eodem specimine Tunetano inter Tabarque et Bab-Abrik lecto folia ra- 

 dicalia alia indivisa oblonga alia pinnaliQda. 



EXPLICATIO FIGURARUM. 



1. Centaurea Tagana var. Africana, caulis replicatus superne resectus, magn. nat. 



2. Caulis floriferae pars superior, magn. nat. 



3. Folium radicaie, magn. nat. 



h. Capitulum longitrorsum sectum, magn. nat. 



5. Squama externa a facie exleriore visa, magn. aucta. 



6. Squama intermedia a facie exteriore visa, magn. aucta. 



7. Squama inlerna a facie exteriore visa, magn. aucta. 



8. Flosculus marginalis neuler, magn. auctus. 



9. Flosculus marginalis neuter arte fissus et explanatus, a facie inleriore visus, magn. auctus. 



10. Flosculus hermaphroditus disci, magn. auctus. 



1 1. Staminum tubus arte fissus et explanatus, a facie interiore visus, magn. magis auctus. 



12. Styli pars superior cum stigmate emarginato-bilobo, magn. magis aucta. 



