MyxophycetTe, Lyngbye.u, Lyngbya. 261 



p. :m, n. '24: (1844), Kiietz. Sp. Alg. p. 279, Bornet Alg. de Scliousb. 

 p. 183, Leibl. polychroa Menegh. (x. B. It. p. 304, n. 25 (1844), 

 KuGtz. Phyc. germ. p. 179, Sp. Alg. p. 278, Tab. Phyc. I, p. 47, 

 t. 85, f. V, Lijiigbya polycliroa Meiieghini ap. Goni. in Journ. de 

 P>ot:ini(iiie IV, p. 351, Calothrix mutabilis Zanard. in Frauenf. 

 iVlg. d. Dahn. Kiiste p. 5, 1855, Lyngbyce Sp. Harv. P^riendl. Isl. 

 Alg. n. 118-119, Lyngbya violacea Rab. Fl. Eur. Alg. II, p. 144, 

 Hauck Meeresalg. p. 503 (nec Hansg.) L^yngbya Griffithsioi Crouan 

 Fl. du Finist. p. 114. — CcEspitibus fascicuhitis, obscure vel sordide 

 hiteo-viriihhus, siccitate nigro-viohiceis, ad 3 cin. altis; filis rectis, 

 subrigidis; vaginis levibus, chloroz. jodur. cajrulescentibus; tricho- 

 niatihus olivaceis, siccitate purpureis, coeruleis aut luteo-viridibus, 

 evidenter torulosis, apice haud attenuato, 14-31 (x. crassis; articulis 

 diam. trichomatis 2-6-plo brevioribus, 4-10 [i. longis, frequenter 

 crassis granulis refringentioribus farctis; celluia apicali rotundata; 

 calyptra nulla. 



LLab. ad algas diversas, pnecipue Corallinas, Griffithsias, 

 Sphacelarias litora Gallise (Crouan, Le Jolis, Thuret, Chalon), 

 ins. Menorcani (Rodriguez), mare Adriaticum passim (Hauck), ad 

 Venetias (Zanardini). Laburnum (ARCANaELi), ins. Lesinau (Zanar- 

 DiNi), Dalmatiam (Meneghini), Algeriam (Debray), ad Tingin 

 (Schousboe), Antillas (Maze et Schramm), insulas Amicorum (Har- 

 vey), insulam Mauritius (Jadin). — forma bostrychicola (Cr.) Gom. 

 1. c, L. bostrychicola Crouan in M. et Schramm Ess. de Class. 

 des Alg. de Guadeh II, ed. p. 26: trichomatibus 14-20 [j.. crassis, 

 articulis 4-10 [i.. longis. 



iuhgen. II. EuLYNaBY.^v Gom. Monogr. p. 127 p. p., Kii-ehn. in E. un P. Nat. 

 PH. 1. c. p. 67. — Fila in stratum floccosum vel pannosum intricata aut 

 csespitosa, basi adfixa vel libere natantia; vaginee aetate provecta ssepe crassas 

 et lamellosse, nonnunquam lateo-luscae; trichomata apice interdum attenuata. 

 Plantse maringe, aquse dulcis aut thermalis, saxicolse, rarius epiphyticse. 



7. Lyngbya Usterij Schmidle Einige neue Algen a. Java und den 649 

 Philippinen in Hedwigia, 1904, Hft. 6, p. 414. — Strato expanso 

 vel floccoso, pallide vel nigro brunneo ; fihimentis sca:identibus, 

 ad basim paulo intricatis, apicem versus magis parallelis sed etiam 

 valde curvatis, 6 \y. diam. ; vaginis initio hyalinis, deinde luteo- 

 brunneis non stratosis, chlorozincico jodurato non c<erulescentibus ; 



