SPH^EONEMEI. 461 



1371. Astexoma padi. Grev. " Bird Cherry Asteroma." 



Eadiating, mucli branched, the branches arcuate, brown, with 

 a central silvery line ; spores at length oozing out, linear, very 

 minute, slightly curved. — Grev. Loud. Hort. B.p. 459. Eng. Fl. 

 y.p. 289. Ann. N.H. no. 201* t. 11,/. 4. 



On leaves of Prunuspadus. Scotland. (Fig. 1745.) 



1372. Astexoma zosae. D.C. " Rose leaf Asteroma." 



Epiphyllous; spots purplish, fibrils radiating from the centre; 

 perithecia scattered, blackish ; spores consisting of two obovate 

 cells attached by their broader ends, and each containing two 

 nuclei. — Lib. exs.no. 61. Berk. Ann. N.H. no. 202, t. 11,/. 5. 

 Asteroma radio sa. Berk. exs. no. 314:. Fries. El. ii. p. lol. Cooke 

 exs. no. 156. Cooke L.F. no. 73. 



On rose leaves. Autumn. Common. [Low Carolina.] 



(Fiff. 174a.) 



AsTERo:\iA VERONICA. DesTu. (Berk. exs. no. 193) is an 

 early condition of Capnodium sphcericum, Cooke, as traced by 

 Dr. Capron, of Shere. 



Gen. 133. RABENHORSTIA, Fr. 



Conceptacle thin, sub-carbonaceous, cup-shaped, dimidiate, 

 above covered with the adnate cuticle, celluloso-loculose within, 

 ostiolum simple; nucleus gelatinous. — Berk. Out!, p. 322. 



1373. Rabenhoxstia xudis. Fr. " Laburnum Eabenhorstia."' 



Crowded or scattered, furnished with a black, effused, ambient 

 crust ; perithecia covered, villoso-furfuraceous, dingy-black, at 

 length dimidiate from the peeling off of the epidermis ; nucleus 

 pale whitish rose colour. — Fr. El. ii. p. 98. Eng. Fl. v. p. 270. 



On dead twigs of Laburnum. 



1374. Rabenhoxstia tiliae. Tr. " Lime Rabenliorstia.." 



Scattered ; perithecia covered, smooth, black, somewhat 

 pitcher-shaped, dimidiate, neck erumpent, unequal, black. — 

 Sphoeria tilice. Fr. S.M. ii. p. 485. Eng. Fl. v. p. 269. Nees.f. 

 339. Fckl. exs. no. 6S2. Moug.exs. no. 660. Sphoeriasubsecreta. 

 Sow. t. 373,/. 8. 



On dead twigs of lime. 



