DIscotnj'cet8e, Helvellaceae, Underwoodia. 601 



Helvellae species incertae sequentes enumerantur in Syll. XIX, p. 851 : 

 Helvella bicolor Eaddi - H. inflata Cumino — H. reflexa Cumino 

 — H. tomentosa Raddi — H. undulata Eaddi. 



VERPA Sw. — Syll. VIII p. 29, XIY p. 741, XVIII p. 6. 



1. Verpa perpusilla Eehm, Ann. Mycol. VII (1909) p. 526, Ascom. 5325 

 Exsicc. fasc. 45, n. 1857. — Ascomatibus gregariis, e mycelio al- 

 bido subterraneo exortis, erecti^, stipitatis, obtuse campanuliformi- 

 bus, apice saspe impressis, acute haud involute marginatis, haud 

 corrugatis, extus subfuscis, 0,5-1 cm. alt., 2 cm. lat. ; subtus cum 

 stipite in medio inserto, plus minusve cylindrico, 3 mm , versus 

 basim 5 mm. lat., ibique subcompresso, solido, glabro, 1,5-5 cm. 

 alto, flavide albidis ; ascis cylindraceis. apice rotundatis, c. 200 « 

 14, 8-sporis; sporidiis ellipsoideis, utrinque obtusis, 1-cellularibus 

 cura gutta magna oleosa centrali, hyalinis, 15-20*9-10, monosti- 

 chis; paraphysibus filiformibus. 3 a. cr., versus apicem sensim 

 usque ad 8 ix. lat., hyalinis. 



Hab. inter Larices et Abietes, Blaniks Goods Algoma 

 Wisc. America bor. (Dodge). 



UNDERWOODIA Peck — Syll. X p. 1. 



1. Underwoodia Campbelli Sacc, Ann. Mycol. VII (1909) p. 433. — 5326 

 Magna, fasciculata, albo-laclea, carnosa, sparassoides, ex laminis 

 varie inflexis et longitrorsum connexis 'ad instar stipitis Helvellce 

 lacunosoe) formata, hinc lacunoso-costata, ubique ascigera; hyme- 

 nio 1 mm. cr., strato subhymeniali celluloso modo crassiusculo 

 modo tenuissimo; ascis cylindricis longissimis, 270-320 v 7-8, p. 

 sporifera 70-80 a. longa, apice obtusis, operculatis, deorsum leni- 

 ter tenuatis, octosporis; paraphysibus bacillaribus, apice vix in- 

 crassatis, pluriguttulatis, hyaliuis ; sporidiis oblique monostichis, 

 ellipsoideis, 11-12*5,5-6, vix asperulis, intus granulosis, hyalinis. 

 Hah. in areis carbonariis derelictis, probabiliter ex fragmentis 

 ligneis infossis enascens in silvis fagineis prope Sora (Caserta) 

 Junio 1909 (Prof. C. Campbell). — Cnespites usque ad 15-18 cm. 

 crassi. Asci in hymenio non semper parallele stipati, sed stepius 

 in fasciculos distinctos suborbiculares juncti. Tam hsec species quam 

 typica [A. columnaris Pecki videntur paradoxne; scilicet Helvellcv 

 V. Gijromitnu species ascomate orbat:e, stipitibus vero maxime evo- 

 lutis confluentibusque; mirum vero stipites hos (revera pseudosti- 

 pites!) omnino et ubique superficialiter ascigeros esse! 



