274 NOUVELLES ARCHIVES DU MUSÉUM. 



kermanin Sijn. North Ameinc. Lich. I, p. 29 dicit hanc speciem esse dubiam pro America 

 arctica. — Etiam in Europa boreali (Scandinavia). 



524. Cetraria californica Tuck., NyL Syn. I, p. 300 in notula et Flora 1869, p. 443, 

 ubi definitur ; thallus K =, CaCl =. = In America septentrionali (California). 



Gen. LI. — Platysma Hoffm. pr. p., NyL 

 1. — Slirps Platysmatis complicati NyL 



523. P. nivale NyL Syn. I, p. 302, tab. VIII, fig. 33, ubi definitur; Emim. Lich.^. 100 

 Flora 1869, p. 442, thallus K =:, CaCl :=. — Lichen nivalis L. = In Asia boreali (Sibiria, 

 Lich. Middend. pp. 2 et 4 ; Konyambay etc., Lich. Fr. Behr. pp. 19, 53 et 55 : Kamtschatka). 

 — In America arctica (Port-Clarence, Lich. Fr. Bchr. p. 62). — Etiam in Europa. 



526. * P. Tilesii NyL Lich. Fr. Behr. p. 62. — Cetraria Tilesii Ach., NyL Syn. I, 

 p. 302. = In America arctica (Port-Clarence). — Etiam in Europa. 



527. F. cucullatum Hoffm., NyL Syn. I, p. 302. ubi definitur; Enum. Lich. p. 100; 

 Flora 1869, p. 442, thallus K=:. CaCl =. — Lichen cucullalus Bell. =In Asia boreali (Sibi- 

 ria, Lich. Middend. pp. 2 et 4; Lawrencebay etc., Lich. Fr. Behr. pp. 7 et 53. — In Ame- 

 rica boreali (Port-Clarence, Lich. Fr. Behr. p. 62). — Etiam in Europa. 



528. P. melalomum NyL Syn. I, p. 303, ubi definitur; ^nM??z. Lich. p. 100; i^/oml869, 

 p. 442, thallus K :=, CaCl ^. = In Asia meridionali (mont. Himalaya). 



529. P. rhytidocarpum NyL Syn. I, p. 303, ubi definitur; Enum. Lich. p. 100; Flora 

 1869, p. 442, thallus K =, CaCl =. — ■ Cetraria rhytidocarpa Mont. = In Oceania (ins. 

 Java). 



530. P. megaleium NyL Flora 1869, pp. 240 et 443; P. ni/jperlatum NyL Flora 1866 

 pp. 130, 181 et 200, ubi definitur. — Parmelia megaleia NyL Syn. I, p. 378, ubi definitur; 

 Parmelia perforata Mont, et v. d. Bosch. Thallus K ± flavet, CaCl ^, id est meduUa ery- 

 Ihrynosa evadit. =In Africa occidentali (Guinea, Flora 1862, p. 475, et 1863, p. 265 et Lich. 

 ms. Gain. p. 44, ubi sporEe deûniuntur. — In Oceania (ins. Java). 



531. P. collatura NyL Flora 1887, p. 134 et apud Hue Lich. yunn. in Bull. Soc. bot. 

 France 1887, p. 19, ubi definitur. Thallus K (GaCl) =f erilhrynose intus tinctus. = In Asia 

 (China). 



532. P. complicatum NyL Syn. I, p. 303, ubi definitur. — Cetraria complicafa Laur. 

 Thallus K =, CaCl =, Flora 1869, p. 442. = In Asia (China, NyL apud Hue Lich. yunn. 

 p. 19). — Etiam in Europa (Bavariaet Austria). 



533. P. Oakesianum NyL Syn. I, p. 304, ubi definitur ; Enum. Lich. p. 100. Thallus 

 K =, CaCl =, Flora 1869, p. 442. = In America boreali (Nova Anglia). — Etiam in 

 Europa. 



534. P. eitrinum NyL Syn. I, p. 304, ubi definitur; Enum. Lich. p. 100; Flora 1866, 

 p. 130, et 1869, p. 442. — Cetraria citrina Tayl. — Platysma pallescens NyL in Syn. I, 

 p. 304 definitum et in Enum. Lich. p. 100 indicatum, Lich. N.Zeland. 188H, p. 150; P. 

 Teysmanni Mont, et v. d. Bosch, NyL Ennm. Lich. p. 100. Thallus K =, CaCl =. = In 

 Oceania (ins. Java). 



535. P. nephromoides NyL Enum. Lich. p. lOOet/^/om 1869, pp. 442 et 443. In Syn. I, 

 p. 305 cum sequente perperam jungitur. Thallus K =;, CaCl ^. = In ."^sia meridionali 

 (India). 



536. P. Straeheyi NyL Syn. I, p. 305 et Flora 1869, p. 443, ubi definitur. — Cetraria 

 Stracheyi Bab. Thallus K ^, CaCl et melius K (CaCl) =f, id est medullaerythrinosa evadit. 

 = In Asia meridionali (India). 



