1922] 



BURT — THE NORTH AMERICAN SPECIES OF CLAVARIA 59 



diameter in the upper part, much narrowed and downy towards 

 the base, solid, pinkish buff when young, finally cinnamon or 

 approaching Rood's brown, apex obtuse; stem not distinct from 

 hymenial part; basidia with 4 sterigmata; spores hyaline, even, 

 10-14x3-4 [\ in European specimens, 

 specimens. 



On ground and fallen leaves in con if ( 



7-12x3-4 u in American 



leaves in coniferous woods. New Hamp- 

 shire, Vermont, New York, Pennsylvania, Ontario, Missouri, 

 Colorado and Idaho — probably more widely distributed. August 

 to October. Probably common. 



C. ligula differs from C pistillaris in smaller size, paler color, 

 and slenderer spores. It is usually abundant when found. At 

 Middlebury, Vermont, it formed a fairy ring 5 feet in diameter. 





95. C. fistulosa Holmskiold, Fungi Dan. 1: 15. pi. 6. 1790; 

 Fries, Syst. Myc. 1: 479. 1821; Hym. Eur. 677. 1874; Persoon, 

 Syn. Fun^. 599. 1801 ; Myc. Eur. 1 : 177. 1822 ; Sacc. Syll. Fung. 

 6: 723. 1888; Peck, N. Y. State Mus. Kept. 26: 72. 1874; 

 Harper, Mycologia 10: 54. pi. 4. f. A, B. 1918; < 'otton & Wake- 

 field, Brit. Myc. Soc. Trans. 6: 194. 1919. Plate 10, fig. 96. 



C. A r denia Sowerby, British Fungi, pi. 215. 1797. — C. pilipes 

 Miiller, Fl. I )an. pi. 1076. j. 1. 1792.— Other synonyms in Cotton 

 & Wakefield, loc. cit. 



Illustrations: in addition to those cited above Fl. Dan. pi. 1256 ; 

 Harper. Mycologia 10: pi. 3; Krombholz, Nat. Abbild. u. Beschr. 



Schwamme, pi. 5. j. 19. 



Clubs simple, solitary or 2 or 3 near together, erect, tough, 

 slender, 5-20 cm. high, narrowly clavate, often twisted, even, 

 becoming hollow with age, at first yellowish, then date-brown, 

 villose at the base; contains laticiferous, unseptate, hyphae fre- 

 quently branched, 6u in diameter; basidia with 4 sterigmata; 

 spores hyaline, even, 10-17x7-9 u — 12-16X0 u in American 

 specimens. 



On fallen limbs buried in leaves on the ground in mixed woods 

 and in coniferous swamps. New York to Michigan and in 

 Ontario. September to November. Rare. 



C. fistulosa may be recognized by its long, slender clubs which 

 become hollow, and by the spores. See Harper, loc. cit., for ac- 

 count of the forms of this species and of the following species 

 of the same group. 



