94 NOTICES OF NORTH AMERICAN FUNGI. 



with a brownish matter ; asci linear ; sporidia uniseriate ; sporidia 

 oblong, narrow, uniseptate. 



* Hypoxylon botryosum. Fr. — On Nyssa. Carolina. No. 

 3276. 



849. Hypoxylon rhypodes. B. (fc C. — Litieari; peritheciis con- 

 gestis minutis albo-pulverulentis ; sporidiis allantoideis. 



On oak wood. Pennsylvania, Michener. No. 4386. 



Growing in lines following the grain of the wood ; perithecia 

 minute, connate, covered with white meal; sporidia minute, 

 sausage-shaped. 



850. Hypoxylon erinaceum. B. ^ Rav. — Peritheciis ovatis con- 

 natis pulverulentis, collo elongate ; sporidiis clavatis. 



On Liquidambar. Car. Inf. Ravenel. No. 1367. 



Perithecia ovate, pulverulent, with an elongated often curved 

 neck ; sporidia clavate, much attenuated below. A very curious 

 species. 



* Hypoxylon ustulatum. Bull. — White Movmtains. New 

 Hampshire, Tuckerman. Rav. No. 1720. Car. Sup. No. 386, 

 441, 597. Car. Inf. Ravenel. 



* Hypoxylon discxetum. Schmein. — On apple branches. Car. 

 Inf. No. 38G0. On Cercis. Alabama, Peters. No. 4554. On 

 Magnolia glauca. Car. Inf. Ravenel. No. 1338. 



Sporidia uniseriate, broadly elliptic, '00057 long ; border gela- 

 tinous. 



851. Hypoxylon Bzoomeianum. B. Sf C. — Crassum fuscum mar- 

 ginatum ; ostiolis punctatum ; stromate fusco ; peritheciis ostiolo 

 excepto abditis ; sporidiis ellipticis. 



On rotten logs. Car. Inf. No. 1894. 



Irregular, brown, about 1^ inch across, with a raised obtuse 

 margin, about -^ inch thick, brownish ; surface quite even, with the 

 exception of the punctiform ostiola ; asci linear ; sporidia uni- 

 seriate, elliptic. 



* Hypoxylon nummularium B.C.— On Acer rubrum, Quercus 

 falcata, Platanus. Car. Inf. No. 1437, 1438, 1496, 1554, 1887, 

 2964. Ravenel. No. 926. 



* Diatrype quadxata. Schmein.— On Elms copallina. Car. Inf. 

 No. 3744. Ravenel. No. 1793, On Primus. No. 1917. Ravenel. 

 No. 635. On Ulmus Americana. No. 1559. On Liquidambar. 

 No. 1559. Car. Inf. Ravenel. No. 1559. On Acer rubrum. 

 Pennsylvania, Michener. No. 4351. 



Sporidia uniseptate, sometimes contracted at the septum, "00063- 

 •0005 long. Sent out as Sph. obesa^ B. & C. 



* Diatxype punctulata. B. & i?ay.— Latissime effusum nigrum 

 ostiolis punctiformibus depressis. 



On dead trunks of oak. 



Spreading for many inches, black, punctated, with the minute 

 dej)ressed ostiola. 



