ticothecidm] excluded species 34l> 



Parasitic Species formerly included among lichens of the two 

 previous Natural Orders but now classified as fungi. [See Trans. 

 Brit. My col. Soc. iii. pp. 174-178 (1910).) 



Species with brown 2-celleJ spores, parasitic on other lichens, 

 belong to Ticothecimn, now regarded as a genus of Pyrcnomycetes. 

 These are : — 



Ticothecium gemmiferum Koerb. Parerg. p. 468 (1865) ; 

 Mass. in Grevillea xvii. p. 4. — Verrucaria gemmifera Tayl. in 

 Mackay Fl. Hib. ii. p. 95 (1836) ; Leight. Angioc. Lich. p. 47, 

 t. 20, fig. 3 & Lich. Fl. p. 464 ; ed. 3, 495. V. rugulosa Borr. 

 ex Leight. Angioc. Lich. p. 47, t. 21, fig. 1 & Lich. Fl. p. 440; 

 ed. 3, p. 470 ? V. Larhalestierii Leight. in Trans. Linn. Soc, 

 ser. 2, i. p. 242, t. 33, figs. 15-17 (1878) & Lich. Fl. ed. 3, 

 p. 471 (sporo measurements too large). Endococcus gemmiferus 

 Nyl. in Maine et Loire Mem. Soc. Acad. iv. p. 64 (1858); 

 Cromb. Lich. Brit. p. 122. E. rugulonus Nyl. in Act. Soc. Linn. 

 Bord. ser. 3, i. p. 439 (1856) ; Cromb. I. c. Microthelia rugulosa 

 Mudd Man. p. 306 (1861). M. gemmifera Mudd tom. cit. p. 307. 



. T. calcaricolum Arn. in Verb. Zool.-Bot. Ges. xxiii. p. 521 

 (1873); Mass. in Grevillea I. c. — Microtlielia calearicola Mudd Man. 

 tom. cit. p. 306, t. 5, fig. 128 (1861). Endococcus calcareus Nyl. 

 ex Cromb. I. c. Verrucaria calearicola Leight. Lich. Fl. p. 464 ; 

 ed. 3, p. 495. 



T. perpusillum Arn. in Flora Ivii. p. 27 (1874) ; Mass. in 

 Grevillea /. c. — Endococcus perpusillus Nyl. in Act. Soc. Linn. 

 Bord. ser. 3, i. p. 439 (1856); Cromb. Lich. Brit. p. 123. 

 Verrucaria perpusiU a Leight. Lich. Fl. p. 464; ed. 3, p. 496. 



T. pygmaBum Koerb. in Denkschr. Schles. Ges. Vaterl. 



Kultur. p. 236, t. 6, fig. 12 (1853); Mass. in Grevillea tom. cit. 



p. 5. — Microthelia pygmsea Koerb. Syst. Lich. Germ. p. 374 

 (1855); Mudd Man. p. 307. 



Var. ventosicola Wint. in Rabenhorst's Krypt. Fl. i. 2, 

 p. 349 (ISSl).— Microthelia ventosicola Mudd Man. p. 307 (1861). 

 Sphseria ventosaria Lindsay in Trans. Hoy. Soc. Edin. xxiv. 

 p. 439 (1866). Endococcus ventosus Nyl. ex Cromb. Lich. Brit, 

 p. 123 (1870). Verrucaria ventosicola Leight. Lich. Fl. p. 463; 

 ed. 3, p. 495. 



T. squamarioides Wint. in Hedw. xxv. p. 17 (1886); Mass. 

 in Grevillea Z. c. — Sphseria squamarioides Mudd Man. p. 130 

 (1861). 



T. erraticum Massal. Symm. Lich. p. 94 (1855). — Endococcus 

 erraticus Nyl. in Maine et Loire Mem. Soc. Acad. iv. p. 64 

 (1858); Cromb. Lich. Brit. p. 122. Verrucaria erratica height. 

 Lich. Fl. p. 465 ; ed. 3, p. 496. 



