122 CRUCIFER/E. — ARAB1S. 



In Europa média et tractu Mediterraneo toto ab Hispania ad Gaucasum , Asiam 

 minorem et Syriam, in Arabia petrasa, Persia et montibus Himalaya. 



Var. |3. dasycarpa Andrz. ap. DC. Prodr. I, i&3. 



Siliquis pubescentibus hirtisve. 



Hinc inde cum planta typica. — Med. 1 : Sidi-bel-Abbès (Lefr.). — Mont. 



1 : Dj. Bou-Kachba! (War.). — Plan. G 2 : Oued Djedida (Lx); BatnaJ. - A 1 : 

 Djelfa (Reb.). - O 3 : Saïda; Daïa, El-Gor, Ras-el-Ma, Nouala, Souiga (War.). 



Subsect. ii. — Folia caulina basi sœpius rotundata , non cordata nec sagittata. 



S Plantœ biennes, rarius induratione perennantes, vel perennes surculos 

 stériles emittentes; rosula foliorum radicalium perennans. 



8. A. pufoescens Poir.! Encycl. suppi. T, 4i3; DC. Syst. Il, 228, et Prodr. 1, i45. — 

 Turritis pubescens Desf. Ail. II, 92, t. i63. — A. decumbens Bail in Journ. Bot. 

 [1873] 297, et Spic. Marocc. in Linn. Soc. Journ. XVI [1878], 3i8, t. 10. — 

 Exs. Bourg. Alg. [i856]. 



Planta biennis, rarius induratione perennans; foliis hirtulis pilis aliis 

 ramosis aliis simplicibus , grosse dentatis, radicalibus oblongo-spathulatis 

 vel oblongis in petiolum angustatis, caulinis erecto-patulis, oblongo-lan- 

 ceolatis, sessilibus basi subrotundatis ; racemis demum elongatis, rectis, 

 pedicellis calyce paulo brevioribus, rarius subœquilongis ; petalis albis; siliquis 

 saepius approximatis rarius remotiusculis, cum caule pube ramosa pubes- 

 centi-subtomentosis , pedicello brevi incrassato paulo latioribus, longitudine 

 variabilibus, erectis rarius erecto-patulis, torulosis, valvarum nervo medio 

 prominulo venis lateralibus parum clistinctis; seminïbus marginato-subalatis. 

 (D. Apr.-Jul. 



In humo mobili, in dumetosis, sylvarum calvitiis et rupestribus prœsertim in 

 regione Montana etiam superiore et in montosis regionis Méditerranée interioris. 

 rrAlgeria, in montibus r> (Desf. Atl.). — Med. G û : inter Souk-Harras et Hammam 

 Ouled-Zeïd ( Reb. ) , KefZouara ( Lx ) , El- Aria ( Reb. ) , Dj. Mecid, Constantine ( Tiss.) , 

 Milah (DR.); Ain Merassel (Lx), Setif (SoIL). - A 3 : Melah-el-Kora (Jam.), 

 Blidah (Reut.), Medeah (Mon.), Dj. Zaccar! (Mialk); Boghar (Naud., Deb.). - 



2 : Saïda! (War.), Tlemcen (DR., Reut., etc.). — Mont. : in montibus excelsio- 

 ribus necnon in montosis Planitierum excelsarum : G 8 . - A 7 . - O 3 : Tiaret (Del., 

 Krém., My), Data (Lefr., War.); in sylva Beni-HedieU, Sebdou! (War.); Dj. 

 Ksell. — MAR. Dj. Beni-Osmar prope Tetouan (Webb, Bail); in ditione Ait Me- 

 san supra Arrowid 2100-2600 m., Dj. Tezah 2 4oo-25oo m. (Hook. et Bail). 



In Algeria et imperio Maroccano bucusque tantum nota. 



Obs. A. decumbens Bail secundum cl. auctorem caudice perennante, pedicellis 

 longioribus, siliquis magis torulosis patentibus et stylo longiore ab À. pubcscente 

 distinguenda , nobis tantum forma perennans A. pubescenlis pedicellis paulo lon- 

 gioribus donata videtur. In A. pubescente, e speciminibus numerosis vivis ob- 





