LIGHENES. 21 



Thallus cinerescens, tenuis, inaequatus, saepius Timosus vel diffractus. Âpothecia fusco 

 nigra, 0,3-0,4 mill. lata, intus obscura; sporœ fuscae 12-16 tx longœ et 6-8 ix latae. 

 Corticola in Columbia. 



9-22. Lecidea polospora Leight., Lich.-Flor. gr. Brit., éd. 3, 1879, p. 313; Lecanorn 

 biloculata Nyl. in Flora 1878, p. 248. 



Thallus albus, tenuis, effusus, subnitidus, rugulosus, hydrate kalico non tinctus. Âpothecia 

 minuta, plana, demum immarginata ; hypothecium et epithecium nigrofusca ; sporœ fusca;, 

 15-18 ]x longae et 8 jx latœ. 



Corlicola in Anglia. 



923. L. prospersa Nyl. Lich. nonnulli. S. Thom. -AntilL, in Flora 1880, p. 127. 

 Thallus flavidus, tenuis, areolato rimosus, hydrate kalico flavens et hypochlorite calcico 



nonnihil aurantiaco reagens. Apothecia nigra, 0,3-0,4 mill. lata, intus concoloria et demum 

 convexula; sporae fusconigrescentes, 11-14 p. longae ac 5-6 [x lafœ. 

 Saxicola in ins. S. Thoma Antillarum. 



924. L. subtubulata Knight CoMf/'/ô. Lichenogr. New Zealand, in Transacl. Linn. 

 Soc. London, ser. 2, t. I, 1878, p. 277, tab. XXVII, fig. 12; Blastenia suhtubulata Miill. 

 Arg. Consp. syst. Lich. Nov. Zeland., p. 69, in Bull. Herb. Boissier, t. II, Append. I, 

 1894. 



Thallus fumosus, continuus, tenuissimus. Apothecia plana, atro et tenuiter marginata ; 

 hypothecium stramineum; sporœ fuscœ 17 a longae et 9 [x latae. 

 Saxicola in Nova Zelandia. 



925. L. tubulataKnighl, loc. citai., fig. 15 ; Blastenia tubulata Mlill, Arg., lac. citât., 

 p. 70. 



Thallus albo cinerescens, granuloso diffractus. Apothecia pruinosa, margine nigro etele- 

 vato cincta; hypothecium atrum ; sporae fuscœ 18 [x. longaî et 11 ix latae. 

 Saxicola in Nova Zelandia. 



§ III. 



926. L. crocea Krempelh. Lich. brasiliens., p. 45, in Flora 1876. 



Thallus pallido cinerescens, tenuis, continuus, rugulosus. Apothecia 2 mill. lata rocea, 

 margine tenui, crenulato cincta ; sporœ 19 ixlongœ et 8-9 ix latœ. 

 Corticola in Brasilia. 



927. L. erythroleuca Hue ; Lecanora erythroleaca Nyl. Lich., apud Triana et Planch. 

 Prodr. Flor. Nov. Granat., Cryptog., 1863, p. 30, et apud Hue Lich. exot., n. 1245. 



Thallus albidus, tenuis, inœquatus. Apothecia rubra, 1 mill. lata, margine thallino integro 

 haud prominulo cincta. Sporœ 3-loculares, 18-24 a longœ et 9-16 [x latœ. 

 Corticola in Columbia. 



928. L. quadrilocularis Nyl. Lich. région, exotic, I, Lich. peruv.-boliv., mAnn. 

 se. nat., Botan., 4' sér., t. XI, 1859, p. 224; Lecanora quadrilocularis ^y\. Addil. 

 Lichenogr. And. boliv., in ead. eglog., t. XV, 1862, p. 378^ in notula, et apud Hue Lich. 

 exot.,n. 1247. 



Thallus cinerescens, tenuis, fusco limilatus. Apothecia mediocria, fusca, crasse et pallido 

 marginata, intus sordida ; sporœ solidae 4-loculares. 



