320 NOUVELLES ARCHIVES DU MUSEUM. 



978. PhysciaastroideaFr., NyL6'(/n.I,p. 426, ubi definitur ; Enum. Lich. p. 107; Flora 

 1869, p,322, lhallusKl}l. — Parmella astroida Clem. :=In Africa boreali. — Etiam in Europa. 



979. * P. obsessa NyL Syn. I, p. 426, ubideûnitur; P.stellarisv&r. obsessaHy\. Enum. 

 Lich. Supplém. p. 336. — Parmelia obsessa Mont. Thallus K +. = In Africa orienlali (ins. 

 Forbonia, Lich. exot. p. 2oo) et occidentali (ins. San Tbomé, Lich. ins. Gain. p. 12). — In 

 America tropica (Mexico, Flora 1838, p. 379 et Mexic. Plant, p. 5, in hoc posteriore loco 

 et in duobus sequentibus sporse definiuntur; Guadakipa. Lich.Anlill.p.9; Nova Granata, 

 Prodr. FI. N. Gran. éd. 1" p. 26 et ed 2'' p. 25; Peruvia, Lich. exot. p. 216). — In Oceania 

 (ins. Java, Flora 1866, p. 131). 



980. P. cœsia Fr., Nyl. Syn. I, p. 426, ubi definitur ; ^ïîum. Lich. p. 107; Flora 1869, 

 p. 322, thallus K ^. — Lichen cxsius Hofîm. = In Asia boreali (Konyaiiibay et Lawrence 

 ins., Lich. Fr. Behr. pp. 27 et 48) et orientali (Japonia, Lich. Jap. p. 33). — • In Africa 

 boreali (Algeria, Lich. Alger, p. 3H). — In America boreali (Alaska, ZicA. Fr. Behr.]). 86) 

 et tropica (ins. SanctiThomee, /'7oral880, p. 127). — Etiam in Europa. 



981. P. c^sitia Nyl. apud Norrlin To7'n. Lapp. p. 326; tliallus K±. = In Asia boreali 

 (Konyambay, Lich. Fr. Behr. p. 27). — Etiam in Europa. 



6. — Stirps Physciœ piilverulentœ Fr. 



982. P. glauco-virescens Nyl. Syn. I, p. 419, ubi deûnitur; Floi-a 1869, p. 322, 

 thallus K=. = In America australi (Morton Bay). 



983. P. pulverulenta Fv., Nyl. Syn. I, p. 419, ubi definitur; Fnum Lich. p. 107; Flora 1869, 

 p. 321, thallus K =. — Lichen pulverulenlus Schreb. = In Asia orientali (Japonia, Lich. Jap. 

 p. 33). — In Africa boreali (Algeria, Lich. Alger, p. 311). — In America boreali. — Etiam 

 in Europa. 



— Var. 1. pityrea Nyl. Syn. I, p. 420, ubi definitur; Enum. Lich. p. 107. — Lichen 

 pityreus Ach. = In Africa boreali (Algeria, Lich. Alger, p. 3J1). — Etiam in Europa. 



— Var. 2. angustata Nyl. Syn. I, loc. citât., ubi definitur; Enum. Lich. p. 107. — 

 Lichen angustalus Iloffm. = In Africa boreali (Algeria, Lich. Alger, p. 311). — In Oceania 



ins. Sandwich). — Etiam in Europa. 



984*. P. muscigena ^yl. Enum Lich. p. 107; P. pulverulenta var. muscigena Nyl. Syn. I, 

 p. 420, ubi definitur. ■ — Lichen muscigenus Wahlenb. = In Asia boreali (Sibiria, Lich. 

 Middend. p. 4; Lawrence ins. et Konyambay, Lich. Fr. Behr. pp. 8 et 19). — In America 

 boreali (Port-CIarence, Lich. Fr. Behr. p. 62, ubi apothecia definiuntur). — Etiam in 

 Europa. 



— Var. glaueescens (Wahlenb.) Nyl. Lich. Fr. Behr. p. 19. = In Asia boreali 

 Konyambay). 



985. **P. venusta Nyl. Syn. I, p. 421, ubi definitur. — Parmelia venusta Ach. = In 

 Africa boreali (Algeria, Lich. Alger, p. 311 et Flora 1878, p. 345) et occidentali (ins. 

 Madera, Lich. Madère p. 188). — Etiam in Europa. 



986. P. detersa Nyl. Floi-a 1878, p. 344; P, pulverulenta var. defersa Nyl. Syn, I, 

 p. 420, ubi definitur. r= In Africa boreali (Algeria). — Etiam in Europa. 



987. P. palmulata Mich., Nyl. Lich. Jap. p. 33, ubi definitur; Ph. detonsa Nyl. Syn. 

 I, p. 421, ubi definitur; Enum. JÂch. p. 107. — Lecanora palmulata Ach. — Parmelia de- 

 tonsa Fr. — Thallus K=, Flora 1869, p. 322. = In Asia orientali (Japonia). — In America 

 boreali. 



988. P. aquilaFr., Nyl. Syn. I, p. 422, ubi definitur; Enum. Lich. p. 107; Flora 1869, 

 p. 322, thallus K:=. — Lichen aqidlus Ach. = In Asia (Himalaya). — Etiam in Europa. 



989. P. balaninaNyl. Lich. Fr. Behr. pp. 10 et 55. — Lichen balaninus Wahlenb., Nyl. 



