282 CRUCIFERE. — PSYGHINE 



49. PSYCHINE. 



Psychine Desf. Atl. II, 68, t. 1A8; Desv. Journ. bot. III, 167; DC. Syst. II, 645, et Prodr. 

 I, 226; Endl. Gen. n. 4 963; Ben th. et Hook. Gen. I, 8g. 



Sepala erecta, laleralia basi haud saccata. Petala unguiculata, iimbo 

 integro. Staminum filamenta libéra, exappendiculata. Silicula obcuneato- 

 suborbiculata , superne biloba, valvis cartilagineo-osseis convexo-turgidis dorso 

 in alain subtriangularem subfoliaceam rigidam productis ; stylo elongato 

 superne subulato. Semina in quoque loculo plurima, biseriata. 



Planta annua, hispida. Folia subintegra, repando-dentata dentatave, caulina auriculalo- 

 semiamplexicaulia. Flores speciosi, albido-purpurascentes venosi, bracteis suffulti. 



f . P. stylosa Desf. Atl. II, 69, t. 1/18; DC. Syst. II, 665, et Prodr. I, 226. — Bursa 

 Posions hirsuta, Erucœ flore, stilo prominente Shaw Specim. n. 91. — Thlaspi Psy- 

 chine Willd. Sp. III, M3; Poir. Encycl. VII, 53g. — Exs. Bové Alg. [i83g], My 

 74, Bal. 5&2, Boarg. 182, Choul. 5o4, Soc. Dauph. 1519. 



Caule sœpius a basi ramoso, hispido; foliis pubescenti-hispidulis , radi- 

 calibus oblongis obovatisve repando-dentatis vel subintegris in petiolum 

 brevem attenuatis saepius sub anthesi evanidis, caulinis oblongis vel 

 oblongo-lanceolatis sessilibus basi cordato-semiamplexicaulibus auriculis 

 obtusis, subintegris repando-dentatis dentatisve; racemis plurifloris flo- 

 ribus etiam superioribus bracteis foliaceis sensim decrescentibus lanceo- 

 latis linearibusve sufFultis, cito elongatis, pedicellis brevibus demum 

 crassis silicula subduplo brevioribus; floribus magnis, apice racemorum 

 confertis; sepalis saepius purpurascentibus , linearibus, deciduis; petalis 

 albido-purpurascentibus venis atro-purpureis pictis, ungue priusvix caly- 

 cem dein longe excedente; siliculis suberectis, ambitu cum alis obcuneato- 

 suborbiculatis apice profonde et late cordato- vel truncato-bilobis , valvis 

 concavo-navicularibus dorso imprimis superne in alam amplam foliaceo- 

 rigidulam subtriangularem oblusam nervis validis transversis nolatam 

 expansis, stylo silicula longiore superne subulato; seminibus in quoque 

 loculo 12-20 vel abortu paucioribus, subglobosis, immarginatis, laevibus; 

 colyledonibus apice truncato-subretusis. CD. Febr.-Jun. 



In ruderatis et ad vias, in cultis et vervactis, in alluviis et alveis, in pascuis et 

 collibus argilloso-calcareis vel gypsaceis. trPrope Mayane ad limites agrorum» 

 (Desf. Atl.). — Med. A 3 : in alluviis Oued Mazafran (D.-J.), Bou-Ismaël (Glaus.); 

 Vesoul-Benian ! , Milianah! (Desf., Mialli., Dur.), in alluviis Oued Chelif prope 

 Ajfreville! (IVIialli.); Boghar! (Deb., Rx). - 5 : Inkerman, Nehnaria!, Oran! 

 frequens, Mers-el-Kebir; Saint-Denis-du-Sig , Mascara!, Sidi-bel-Abbès , Lamo- 

 ricière , Tlenicen! , etc. — Plan. G 3 : in ditione Oulcd Yahia-bcn-Thaleb (Lx); in 

 planitic Morsot, in alluviis Oued Melleg , AïnChemla (Reb.), Tebessa (Lx); Melila 

 (Lx). - A 2 : Bokhari (Nanti., Deb., Lx), in valle Oued Chelif superiore (Deb.), 



