665 



iiliick, wliito inside; stipe slender, equal, f>'lnl)ror.;-. Perithelia iilohose, 

 suhiunnersed, pcrijdiei'ical. Ostiola prominent, depressed-hemispheric- 

 al. Asci linear. Sporidia uniseriate, oblong, curved, opake. 



On ti'unks, Costa Hica (Oersted). 



Resemhles X. cornffoi'mfn, hut has a slender, vei-v smooth, var- 

 nished, very fragile stipe, about 2 mm. thick, and when dry, cavernose- 

 rugose. Clul) or head about H inches long, ^ of an inch thick, obtuse, 

 liare, l)lack, ai»j)ai'cntly riuiose-corrugated, but really the surface is 

 only densely coUiculose from the slightly jjrominont jterithecia with 

 theii' papillose ostiola depressed. Perithccia rather large, exactly 

 gioltose, pcripherical, stibirregularly an-anged, with the nucleus black. 



X. tentaciilata, B. & Br. (Jrev. IV, p. 48, Cuban Fungi, 79G. 



Stem an inch high, not a line thick. Head cylindrical, 1-2 lines 

 (2-4 nun.) long. Ostiola prominent, tending upwards, crowned by 

 several tentacular i)rocesses altout ^ an inch long. Allied to XyhirUi 

 comosa, Mont. 



In shaded swamps, among mosses and rotten wood. South Cai'o- 

 lina (Ravenel). 



** Head suhclavate; stipe short, thick or obsolete. 



X. polymorplia, (Pers.) 



Sphatia polymuipha. Pers. Comiti. p. 149. 



Valsa cla-.ata. Scopoli, Flora Cirniol. p. 39S. 



Xylaiia clavata, Schrauck, Hayrisclic Klora, 11, p. 566. 

 , Clavaria digilala and hyhiitla. Bull. Champ, tie Franc. 1, p. 192 and 194. 



Sphcrtia litgi/a/a, Miiller in F'lora Daiiica, XV, p. (i, tal). 900. 



.\')7(((/<i pnlymorpha, Cirev. Flora Kdin. p. 355. 

 K.xsicc. Fckl. F. Rli. 1061. 2267.— Ral). Herb. Mycol. 428.— Rehni Asc. 427.— Kll. N. A. V. 

 1300.— I'lowr. Sph. Brit. 12.— Rouni. F. G. 666. — Sydow. M. March, 1S3. 1655, 1736. 



Stromata solitary or 2-(} or more cespitose-connected at base, 

 niJi'ight, either simple or cylindrical, subattenuate(l above and below, 

 mostly obtuse: or ol»ovote, (;omj)resscd, more or less sublobatedivided, 

 glol»ose oi- otherwise irregular in shape, thick, bare, at first dirty- 

 Itrown, becoming black, not shining, very varial»le in size from 2-4 cm. 

 high and \ cm. thii'k, to 8-11 cm. high anil 2^-3 cm. thick. Pori- 

 tliecia crowded, tolerably large, ovate or globose, with a papillifbrm 

 ostiolum. Asci cylindrical, long-stipitate, 8-spored, 140-180 (p. sp) x 

 8-10 ft. Sporidia uniseriate, elliptical or fu.soid, subacute at the ends, 

 suliinequilateral or curved, continuous, lu-own, 20-30 x\ 6-5) //. 



On decaying stumps and logs, common. 



The head or perithecia-bearing part is mucli longei- and larger 

 tlian the stij)e which is very short or almost none. 

 84 





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