Lichenes Exotici. IV. 141 



146. Phyllopsora subparvifolia; Lecidea hacmophaca v. sub- 



parvifolia Miill. Arg. L. B. n. 54, a primitiva Lecidea hacmo- 

 phaca Nyl., s. Phyllopsora hacmophaea Mull. Arg., apothcciis 



olivacco- V. livido-nigricantibus, nee sanguinco- obscuratis separanda 

 est. Sporae cactcriim iitriusque, valdc graciles, ncc non h\pothccium 

 bene conveniunt. Thalkis ut in Ph. parvifolia et Ph. Ernstiana. 

 — Corticola, Caracas: Dr. Ernst n, 38, 45, 114. 



V. dactyligera; thalli squamae longe ct graciliter dactyli- 

 gerae; dactyli c}-lindrici, subdecumbcntcs, 1 mm longi et Vio nim 

 crassi. — Caracas: Dr. Ernst n. 43. 



147. Amphilonfia elegans v. imbricatum Miill. Arg.; thallus in- 

 tense aurantiacus, Ijngc laciniosus, laciniae elongatac et vulgo minus 



(quam in planta normali speciei) divisae, longe subparallclae et sub- 

 imbricatac, 1 mm latae, turgido-semicylindricae , demum nonnilnl 

 nodulosae. — Saxicola, in insula Gran Canaria; O, Ktze. n. I et olim 

 etiam a Dcspreaux ibidem lectum. 



148. Phlyctidia Ludoviciensis Miill Arg.; thallus albus, tenuissi- 

 mus, farinosus v. farinoso-rugulosus, ambitu cffusus; gonidia globosa, 



25 IV^ 



8 — 11 /* lata;' apothecia ^-r^^j " nim lata, orbicularia, emergentia, 



distincte aut obsolete thallino-marginata, margo cum thallo concolor, 

 discum carncum subnudum ambitu nonnihil crenato-lobulatum hand 

 supcrans, discus o') ascos magnos in quoque thalamio circ. 8 — 15 

 prominulos gibbosus; lamina h\alina, mollis; paraph) ses tenuissimae, 

 trcmuloso - flexuosae et (chemice tractatae ) trabcculatim conncxae ; 

 asci 1-spori; sporae 90-100 ft longae, 28 — 35 fi latae, elongato- 

 ellipsoideae, 15 — 201oculares, loculi omnes simplices, 4 — 5-plo latiores 

 quam longi. — A c:l. Dr. Eckfeldt sub Phlyctide Ludoviciensi 

 Stzb. missa, ad ge:ius Phlyctidiam Nyl. pertinct et juxta proxi- 

 mam Phi}' ctidian Boliviensem (Nyl.) Mull. Arg. L. B. n 220 

 (Coll. Lind. n. 900) locanda est. — Genus Phl\ ctidia a Phlyc- 

 tella Krplh. N. Beitr. z. Flora v. Ncu-Seeland p. 6 in eo bene 

 recedit quod paraph) ses irrcgulares et trabcculatim conncxae (ct 

 insuper, etiamsi leviter tantum, sporis similibus iis sect. Bombylio- 

 sporae). P h 1 )' c t i d i s species dein jam sporis parcnchymaticis 

 generice differunt. — Corticola in P 1 a n e r a a c^ u a t i c a prope Mar- 

 tinsville in Louisiana s. Ludovicia: Dr. Eckfeldt n. 830. 



149. Lecidea (s. Biatora) torquens Mull. Arg.; thallus obscure 



cincreo-luridus v. clcmum nigricans, tenuis, crebrc dcpresso-granu- 



laris , demuni facile cvanescens; gonidia ampla, 15 — 20 /' diametro 

 aequantia; apothecia ^/^ — 74 ^^^^^ ^^^^ ^^ minora, obscure fusca, dein 

 nigricantia, madefacta distincte sed leviter pallentia, novella (*/, o mm 



r 



lata) plana et obtuse obscurius marginata, evoluta modice convexa 

 et immarginata, nuda ct opaca; epithccium subfuscum, lamina cac- 



