462 II. PYKENOLICHENES (Wainio). [Strigula- 



at sporis vulgo fusiformibus et apotheciis totis atris nudisque ab 

 ea differens. 



GoLUNGO Alto. — Ad faciem superiorem folii arboris Sapindaceje 

 prope Fonte de Capopa. No. 304 pr. p. Ad faciem superiorem 

 foliorum Fici urceolaris Welw. in sylva primitiva prope Quisuculo. 

 No. 288 pr. p. 



Species sequentes, verisimiliter sine apotheciis inexacte determinatae, 

 a Miill. Arg. in Lich. Afr. Occ. (Linnsea 1880) p. 41 commemorantur r 

 Str. complanata (Fde) Milll. Arg. var. ciliata (Mont.) Miill. Arg., Pyr. 

 Fe'e n. p. 5, Lich. Beitr. (1890) n. 1670 (ad flumen Quillu : Pechuel- 

 Loesohe), Str. elegana (Fee) Mull. Arg. var. genuina Miill. Arg., Pyr. 

 F^ean. p. 5, var. viridissima (F^e) Miill. Arg., I.e., var. nematora Miill. 

 Arg., Pyr. Cub. p. 380, Lich. Beitr. n. 1566 (ad Chinchoxo : Soyanx), 

 var. Feei (Mont.) Miill. Arg., Pyr. Cub. p. 380 (ad flumen Quillu : 

 Pechuel-Loesohe) . 



10. ARTHOPYRENIA (Mass.) Wain. 



1. A. (Polymeridium) obtecta Miill. Arg., Lich. Beitr. (1883) 

 n. 638. 



Sagedia obtecta Miill. Arg., Lich. Afr. Occ. (Linnsea 1880) p. 42. 

 Verrucaria teeta Stizenb., Lich. Afr. p. 223. 



Ad corticem arboris prope flumen Quillu leg. Pechuel-Loesche, 

 teste Miill. Arg., I.e. 



2. A. (Aerooordia) recepta Mull. Arg., Lich. Beitr. (1883) n. 631. 

 Sagedia alboatra Miill. Arg., Lich. Afr. Occ. (Linnsea 1880) p. 42. 



Verruca/ria alboatra Nyl. var. recepta Stizenb., Lich. Afr. p. 223. 



Ad corticem emortuum et semiputridum Palmarum prope 

 flumen Quillu leg. Pechuel-Loesche, teste Miill. Arg., I.e. 



11. DIDYMELLA Sacc. 



Hoc genus gonidiis carens ad fungos pertinet. 



1. D. Loandensis Wain., sp. n. 



Mycelium maculam albidam formans, gonidiis destitutum. 

 Apothecia verrucas hemisphsericas formantia, 0'3 ad 0"35 mm. 

 lata, nigra. Perithecium f uligineum, dimidiatum, hemisphsericum, 

 basi deficiens, denudatum aut basi tenuissime velatum. Nucleus 

 jodo non reagens. Paraphyses numerosae, ramoso-connex8e. Asci 

 cylindrici. Sporje 8n8e, distichsB, decolores, ovoideo-oblongse, 

 l-septatse, septo fere in medio, baud constrictse, strato gelatinoso 

 nullo indutae, long. 0013 ad 0-020, crass. 0-0035 ad 0-005 mm. 

 Sporis Verrucance suhprostanti Nyl., Exp. Pyrenoc. p. 56, Lich. 

 Nov.-Gran. Prodr. p. 491 (Mull. Arg., Lich. Beitr. no. 633), 

 congruit, at apotheciis minoribus et ascis distichis ab ea difiPert et 

 habitu subsimilis Didymellce cinchonce (Ach.) Wain., Etud. Lich. 

 Bres. II. p. 233. Ad fungos pertinet. 



LOANDA (0 ad 1000 ped. s. m.). — Ad corticem arboris junioris prope 

 Maianga do Rei. No. 451 pr. p. 



12. TOMASEILIA Mass. 

 1. T. euphorbiae Wain., sp. n. 



Mycelium macula albida pallidave indicatum, gonidiis destitu- 

 tum. Pseudostromata 2 ad 0-5 mm. lata, difibrmia, tenuia, ex 



