378 BOTANY OF SOCOTRA. 



recta? v. subrectre, lateraliter altiuscule valide thallino-vestita3, rima angusta aperientes, 



labia nigra, obtusa, baud sulcata, crassa, basi laminae deficientia; discus niger, subocclusus; 



bypotbecium angustum et fuscescenti-nigricans; parapbyses simplices (generis). Asci 



8-spori. Spcme hyalinre, latiuscule fusiformes, 20-27 /m. longae, 7-8£ /u. lata?, 9-loculares. 

 Species iu suasectione Eugraphide Graphidis valde distincta, sed vestigia tantum (apotbecia 3) 



lecta sunt, interne bene evoluta; extus prima fronte quasi formam juvenilem et bracby- 



carpam Graphinw scalpturatcc, Miill. Arg., simulat. 

 Juxta Graphidem subtractam, Nyl., quae tamen sporis gaudet multo majoribus et magis divisis, 



locanda est. 



Soeotra. Ad ramulos prope Wadi Kischen, alt. 700 m. Schweinf. 

 Distrib. Endemic. 



2. G. comma, Nyl. in Prodr. Nov. Granat. p. 73. 



Soeotra. B.C.S. n. 1465. Supra Wadi Kischen ad ramulos, alt. 700 m. 

 Schweinf. 



Distrib. Exceedingly common in warmer regions. 



3. Gk tenella, Ach. Syn. p. 81. 



Soeotra. Cum prsecedente. B.C.S. n. 1465 pro parte, 1467 pro parte. 

 Schweinf. 



Distrib. Common in tropical and subtropical countries. 



5. PH^OGRAPHIS. 



Phwographis, Miill. Arg. L. B. n. 454. 

 Graphis, Ach. pr. p., Auct. pr. p. 



A genus with moderately numerous species of the warmer regions, and also 

 represented by a species in western Europe. 



P. inusta, Mtill. Arg. Lich. Beitr. n. 459. 



Graphis inusta, Ach. Syn. p. 85. 



a. var. radians, Miill. Arg. in Proc. Roy. Soc. Edin. xi. (1882), 467. 



Apotbecia mediocria, stellato-radiantia, radii semel v. bis dichotome divisi, breviores quam in 

 Ph. inusta var. prorepcnte, Miill. Arg., ramuli acuti. 



Soeotra. Corticola. B.C.S. nn. 1465 pro parte, 1467 pro parte. 

 Distrib. Endemic. 



b. var. simpliciuscula, Mull. Arg. 



Graphis inusta var. simpliciuscula, Leight. Lichenfl. of Great Britain, p. 369. 



Soeotra. Corticola. B.C.S. nn. 1432 pro parte, 1563 pro parte. 

 Distrib. England, New Grenada, Brazil, China. 



