SPH^RIACEI. 



803 



minent ; sporidia linear-lanceolate. — Tid. Carp. \\.p. 87. Endo- 

 thiagyrosa^ Fr. S. V.S.p. 385. Bei^k. Outl. p. 'dd>\. SpJuvriagyrosa, 

 Schwei'i. Syn. Car. Eng. Fl. v. p. 254. Sphceria JluenSy Sow. t. 

 438. Sphceria radicalis, Eabh. exs. no. 254. 



On bark. New Forest. [United States.] 



Sporidia '0065 m.m. long, "002 m.ra. broad. — Tul. 



2409. Melogranxma gastrinum. Tul. *' Swollen Melo- 



gramma." 



Yentricose, erumpent ; stroma pallid ; peritliecia scattered 

 irregularly ; necks included ; disc nearly plane, black ; sporidia 

 oblong or elliptical, at first pale-green, then dark-brown, with 

 1-3 nuclei. — Tid. Carp. ii. p. 89. Hypoxylon gastrinum, Berk. 

 Outl. p. 386. Sph. gastritia, Fr. S.2I. ii. p. 379. S. irregularis, 

 Soiv. t. 374:,/. 9. Curr. Li?in. Trans, xxii. t. 47,/. 96. 



On elm. Autumn — Spring. [Up. Carolina.] 



Sporidia (-0004 in.) '01 m.m. 



Gen. 347. 



POLYSTIGMA, Pers. 



Epiphyllous. Perithecia globose, 

 immersed in a fleshy stroma ; spo- 

 ridia ovate, simple. — Tvl. Carp. iii. 

 p. 7b. Bon. Haudb. p. 55. 



(Fig. 383.) 



2410. Polystigma rubium. Pers, 



'' Red Polystigma.'' 



Hypophyllous, orbicular, bright- 

 red, at length red-brown ; cells im- 

 mersed, red ; ostiola sub immersed ; 

 spermatia linear, curved at the tips ; 

 ^^ asci obovate-clavate ; sporidia ellip- 



tical, obtuse, straight, simple. — D. Cand. Mem. Mus. t. 6, /. 7. 

 Tul. Carp.\l p. 76, ^ viii./. 10-20. FcJd. Sym. Myc.p. 2'2'2. Cooke 

 exs. no. 182. Dothidea rubra, Fr. S.M. ii. p. 553. Fries exs no. 

 191. Eng. Fl.y.p.2S(). Xylomarubrum, Fers. Syn. p. 103. Furt. 

 t.33. Moug.exs. no. 270. Grev. t. 120. Baxt. exs.no. 32. Fckl. 

 exs. no. 1003. 



On living sloe leaves. Summer and Autumn. Common. 



[Mid. Carolina.] 



Spermatia -03 m.m. Sporidia '01 by "006 m.m.— Tu^. (Fi^. SSS). 



