of some Lichens. 269 



passim subverrucosus. Apotheciis crateriformibus, minutis vel 

 minutissimis punctiformiBque, vulgo 0*3-0'5 millim. (0-1-1 

 raillim.) latis, in verriicis phis minusve conicis profunde immersis, 

 margine inciso-crenulato, disco nigro, leviter pruinoso. 



Spec. orig. (1) in herb. Conservat. botan. Genevse, (2) in 

 Museo Botan. Univ. Genevge, (3) in herb. Brit. Mus. 

 Proviacia Uial. 



Aspicilia fruticulosa, forma minor, Mer. 



Mereschkovsky, Scliedulee ad Licli. Ross, exsiccatos, Kazan, 1913, p. 14. 



Thallo minore, circiter 1 centim. lato (0-8-1 -6 millim.), ramulia 

 pauUulum tenuioribus, sed dense contextis ut in typo, granulis 

 ad superficiem thalli circiter 16-20 in uno centimetre (in typo 

 10-14 in 1 centim.). 



Spec. orig. (1) in herb, meo Kazani, (2) in Mereschkovsky, 

 Tabulse (jren. Licli. Kazan, 1913, Asjnci/io, i. {Sphterothallia) , 

 no. 10, (3j in herb. Conservat. botan. Genevse. 



In desertis Kirgisorum. Tauria. Asia Media (Akmo- 

 linsk). 



Forma taurica, Mer. 



Mereschkovsky, /. c. 



Thallo minore, circiter 1-1 ^ centim. lato, lasiusculo, ramis ramu- 

 lisque discretis a forma typica bene dift'ert. Semper sterilis. 



Spec. orig. ibidem (Tabula3 Gen. Licli. no. 9). Etiam in 

 Mereschkovsky, Lich. Ross, exsicc. no. 21. 

 Gubernia Astrachan. Tauria. 



Var. tenuatula, Mer. 



Meresclikovsky, Contvib. conn. lich. goiiv. Vladimir, Trendy (Travaux), 

 d. 1. soc. d. Natur. de I'Univ. d. Kazan, 1911 ; id. SSchedute ad Lich. 

 R. exs. Kazan, 1913, p. 14 ; id. Coutrib. 11. lich. Criui6e, Ann, d. sc. 

 nat. Botanique, 1921 (cum. iig.). 



Thallus magnitudine nt in forma typica speciei, sed ramulis valdo 

 tenuioribus, confertis, granulis ad superficiem thalli circiter 

 18-22 in uno centimetre (in typo 10-14 in 1 centim.). 



Spec. orig. (1) in herb, meo Kazani, (2) in herb. cry[)tog. 

 Hoiti Petropolit. (sub alio nomine). 

 1 ian-Schan. 



