217 Howe and Underwood: The Genus Riella 



RiELLA HELicoPHYLLA (Bory & Moiit.) Mont. Ann. Sci. Nat. III. 



i8: 12. 1852; Syll. Gen. Sp. Crypt. 94. 1856. 

 Duriaca hclicophylla Bory & Mont. Compt. Rend. Hebd. 



Acad. Sci. 16 : 1 1 16. 1843 ; Ann. Sci. Nat. III. i : 229. 



1844. G. L. & N. Syn. Hep. 593. 1846. Mont.; Bory 



& Durieu, Expl. Sci., Algerie, Bot. //. J^. 1846-49. 

 Algeria : Province Oran, Ditrku, Trabiit. 

 Exsicc: Husnot, Hep. Gall. no. 172. 



Riella Notarisii (Mont.) Mont. Ann. Sci. Nat. III. 18: 12. 



1852 ; Syll. Gen. Sp. Crypt. 94. 1856. 

 Sphaerocarpiis Notarisii Mont. ; De Not. Mem. R. Accad. 



Torino. II. i : 343. /. d. 1-8. 1839. 

 Diniaea Notarisii Bory & Mont. Compt. Rend. Hebd. Acad. 



Sci. 16: II 16. 1843; Ann. Sci. Nat. III. i: 229. 



1844. G. L. & N. Syn. Hep. 593. 1846. 

 Sardinia: near Pula, De Notaris, 1834. 

 Greece : Phalerus, Chaboisseau, fide Stephani. 



Riella Parish Gottsche ; G. & R. Hep. Eur. no. 375. 1867. 

 [Illust.] Leitgeb, Untersuch. Hep. 4: 76. //. 7. /. 17. 

 1879. Stephani, Bull. Herb. Boiss. 7: 661. 1899. 

 Riella ClaHSoni\^s'] Letourneux ; Husnot, Hepaticologia Gal- 

 lica, 87. pi. 12. f. 151. 1 88 1. Batt. & Trab. Atlas Fl. 

 Alg. 1:13. //. S. 1886. Trab. Rev. Gen. Bot. 3 : 452. 

 1891. 

 Algeria : Maison-Carree, etc., near Algiers, Clatison, Paris, 



Trabut. 

 Exsicc. : G. & R. Hep. Eur. no. 375 ; Husnot, Hep. Gall, 

 no. 121. 



Riella Paulsenii Porsild, Bot. Tidsskrift, 24: 323-327- /• ^-?- 

 1902. 

 Turkestan: Bokhara, P^w/j-^w, 1898. 



Riella Reuteri Mont. Ann. Sci. Nat. III. 18 : 12. 1852. Hof- 

 meister, Bericht. Verh. Kgl. Sachs. Gesellsch. Wiss. 

 1854: 92-95. //. 4.. 

 Switzerland: near Geneva, Renter, 1851. 



