38 SPA€H. — REVISIO GENERÏS POTERIUM. 



datis, v. truncatis, v. cuneiformibus , modo majoribus, modo minutis , 

 longe v. brève petiolulatis. Fructus 11/2-3 lineas longus, stramineus, v. 

 brunneus, v. fuscescens, ovatus, v. obovatus, v. ovalis, v. conoideus, v. 

 sphaeroideus , obtusus, v. acutiusculus, densiusv. laxius muricatus, nunc 

 omnino estipitatus, nunc sensim v. abrupte in stipitem attenuatus. [Exam. 

 v. sp. et c.) 



6. Poterium Magnolii, Nob. 



PlMPINELLA SANGUISORBA MINOR , SEMINE MAJORE ET CRASSIORE , 



Magn., Bot. Monsp. (fide Herb. Vaillant et Tourne fort). — Tourn.! 

 Inst. 

 Poterium mauritanicum : (3, Boissier! Voyage Bot. p. 205. (Exclus o 

 synon. Desfont., Flor. Allant.) 



Fructus glaberrimus, cristato-tetraqueter, dense tuberculosus : 

 tuberculis obtusis, cristas subaequantibus ; cristis profonde et sub- 

 sequaliter sinuato-crenatis (1) , crassis. — Habitat Mauritania 

 (prope Algiriam : Dafour! Bové! Durieu! — Arzew : Bravais! — 

 Oran : Durieu! — Tetuan : Webb!)\ Baetica (Rambur! Bois- 

 sier!), Hispania centrali (Reuter!), nec non Gallia australi (Ma- 

 gnol; Boissier). 



Planta habitu, foliis et floribus vix aut ne vix ab antecedentibus spe- 

 ciebus discernenda. Variât caulibus gl abris et infernc lanato-hirsulis v. 

 sericeo-villosis. Foliota foliorum inferiorum nunc glabra, nunc utrinque 

 v. saltem subtus sericeo-villosa, ovata, v. cordato-ovata, v. flabelliformia, 

 v. e cuneata basi oblonga; foliorum superiorum sa?pissime e cuneata 

 basi oblonga v. oblongo-lanceolata; omnia plerumque profunde serralo- 

 dentata, plus minusve glaucescenlia. Fructus 1 1/2-3 lineas longus, ovatus, 

 v. sphaeroideus, v. ovalis, v. obovatus, obtusissimus , brunneus, v. fus- 

 cescens, durissimus, plerumque abrupte in stipitem crassum basi trun- 

 catum 1/2-1 lineam longum angustatus. [Exam. s. sp.) 



7. Poterium alveolosum, Nob. 



Fructus glaberrimus, cristato-tetraqueter, profunde et late al- 

 veolatus; alveolarum marginibus subintegris v. leviter denticu- 

 latis ; cristis acuatis , subintegerrimis. — Numidia , circa Con- 

 stantinam, legit cl. Durieu! 



(I ) Fere more mericarpiorum Arlediœ squamatœ. 



