Sphseriacese, Pliaeosporse, Hypoxyloa. 389 



■ — Species dubia inter genus Xylaria et genus Xypoxylon; huic 

 vero propius accedit ob stromata ssepius stipite carentia. 



158. Hypoxylon micropus (Fr.) Sacc. Sphceria micropus Fr. in Lin- I49i 

 naea 1830, p. 542. — Nigra; peritheciis stipatis ovali-oblongis, api- 



ce liberis couico-papillatis, deorsum stipitato-productis, basi stro- 



mate effuso conjunctis; ascis ; sporidiis cymbiformibus 30- 



38 r 9-12. 



Hab. ad truncos et ligna arborum in Brasilia, Borneo, Cuba, 

 Peradeaya Cejlon. — Adest quoque forma pycaidica, 



159. Hypoxylon Colensoi Berk. in Hooker Handb. of N. Zeal. Fl. 1492 

 p. 756. — Stromate e densis clavatis massulis constaate, extus atro- 

 piceo, intus sEepe stratoso, rugoso, punctato; peritheciis oblongis. 



Hab. in truncis, Northern Island, N. Zeland. (Colenso). — X. 

 crenopodi affine etsi exemplaria imperfecta observata. 



160. Hypoxylon teres (Schw.) Sacc. Sph. ieres Schw. New Am. Sphaer. 1493 

 p. 10, t. II, f. 7. — Subtereti-cylindricum, apice obtuse rotunda- 

 tum, superficiale, sparsum, extus rubiginosum; prominentiis, vix ele- 

 vatis sed latiusculis rugosum, intus fuligiueo-nigrum, substrato- 

 sum ; peritheciis immerso-protuberantibus, majusculis, confertis. 



Hab. in cortice ignoto in Amer. boreali. — Tota planta 7-8 

 raill. alta, 2^, cr. Quodam modo H. rubiginoso afflne. 



161. Hypoxylon glebulosum Ces. Myc. Born. p. 17. — Stromatis ef- 1494 

 fusi vix vestigium ; tuberculis stipatis et stipitellatis, a grani can- 

 nabini ad pisi magnitudinem, umbrinis, levibus, glebulosis e peri- 

 theciis amplis globosis protundeatibus; ostiolis e conica basi puncti- 

 formibus nitidis ; ascis anguste clavatis 70 u.. longis ; sporidiis octo- 



nis, biseriatim dispositis, lanceolatis, asymmetricis, interdura cur- 

 vulis, opacis, 30-32:^7,5; tuberculorum substantia alutaceo-albida; 

 stipitello haud raro obsoleto. 



Hab. ad truncos Ceylon ad Pedrotallagalla. — NonnuIIis notis 

 ad H. cosnopodem et ad Kretschmariarn Clavum vergit (Cesati). 



X. Species descisceates v. dubite. 



162. Hypoxylon palmigena B. et C. Cuban Fungi n. 32. — Effusum; 1495 

 peritheciis depressis, furfuraceo-subtomentosis, rugosis, nigris in glo- 

 merulos parvos congestis, ostiolo papillajformi ; sporidiis hyalinis, 

 gibbosis 15-20 a. longis. 



Hab. in foliis Palmarum, interdum cum Meliola glabra, 

 Cuba. — Perithecia 5-6 in quoque soro. 



163. Hypoxylon? Ravenelii Sacc, Hyp. erinaceum B. et Rav. North 1496 



