1922] 



BURT — THE NORTH AMERICAN SPECIES OF CLAVARIA 7' 



7-9X4*-6/k 78. C. mbfdlcata 



33. White, yellow when dry, now with hymenial portion honey-yellow and 



stem somewhat drab; odor of garlic; spores published as 6-9X5-7 p--. 



79. C. foctida 



34. On dead branches of Carya; 4 mm. high, pale yellow 



82. C. spathulata 



34. Growing on the ground; spores about 2 or 3 times as long as 



broad 35 



34. Growing on the ground; spores broadly ovoid or subglobose 36 



35. Pale greenish yellow, 2-5 cm, high; taste like tallow; spores even, 



10-1 IX 5-6 /a 83. C. argiUacea 



35. Yellowish or cream-colored, dried fructification 8 mm. high and pinkish 



buff; spores curved, 6-7X25-3^ 84. C. corynoides 



35. Pale yellow, 2J cm. high, tip acute or acuminate; spores somewhat ru- 

 gose, 7-8X3$ ^ 85. C. graciJHma 



35. Pinkish cinnamon, about 1 cm. high; spores even, 7-7^X2^-3^; on earth 



coated with bluish green algae 86. C. verna'is, C. clavata 



36. Fructifications 4-7$ cm. high, yellow to orange; spores subglobose, 



spiny, 5-6 /i in diameter 87. C. inaeqaalis 



36. About li cm. high, citron-yellow; spores even, 44-5X3 y, 



88. C. citriceps 



36. About 2A cm. high, pale golden yellow, somewhat pellucid; spores 



even, 4-4iX3-3A M 89. C. clara 



36. About 2i cm. high, yellow to golden yellow; spores even, more 



than 5 fi long 37 



37. Intense golden yellow, now cinnamon in the herbarium; spores probably 



hyaline, even, 4^-6 X 4-*i n ; in Cuba. 90. C. laeticolor 



37. Yellow, sometimes darker at apex, drying tawny to brick-red; spores 



hyaline, even, 6XH n 97. C. pulchra 



37. Yellow, drying Prussian red, with apex aeute; spores 6-7X4^-5^ 



92. C. faveUa 



38. Fructifications large, 5—15 cm. high by 1-5 cm. thick, clavate, och- 



raceous buff; spores 9-11X4^-5^ or larger 93. C. pistillaris 



38. Fructifications 3-7 cm. high, up to 1 cm. thick above, much nar- 

 rowed downward, ochraceous; flesh solid; spores even, 10—14X4^ 

 94. C. iigula 



38. Fructifications 5-20 cm. high, 2-5 mm. in diameter, becoming hol- 

 low; growing on buried wood 95. C. fistulosa 



38. Fructifications 2-4 cm. high, contorted; spores 14-18X6-9^; 



erumpent on alder branches 96. C. contorta 



38. Fructifications up to 5-8 cm. high, filiform, rusty to brownish, 

 acrid to taste; spores 8-12X4-5 /x; on dead fallen leaves of fron- 

 dose trees 97. C. juncca 



38. Fructifications 4-7 cm. high, 2-3 mm. in diameter, wood-brown; 



spores globose, 6-7 p in diameter 98. C. aspcrulospora 



38. Fructifications less than 1 cm. high, pale umber, scabrous; spores 



probably subglobose, 1^-2^ in diameter; in Brazil 107. C. scabra 



1. Clavaria botrytis Persoon, Comment. Clav. 42. 1797; Syn. 



Fung. 587. 1801; Myc. Eur. 1: 161. 1822; Fries, Syst. Myc. 

 1 : 466. 1821 ; Hym. Eur. 667. 1874; Berkeley, Outl. Brit. Fung. 

 278. 1860; Sacc. SylL Fung. 6: 692. 1888; Peck, N. Y. State 

 Mus. Kept. 32: 57. 1879, and 48: 211. pi. 39. /. 5-7. 1896; 

 Morgan, Cincinnati Soc. Nat. Hist. Jour. 11: 87. 1888; Cotton 

 & Wakefield, Brit. Myc. Soc. Trans. 6:171. 1919. Plate 1, fig. 1. 

 Illustrations: Schaeffer, Icones Fung. pi. 176; Holmskiold, 

 Fungi Dan. 1 : pi. 32; Fries, Sverig. Atl. Svamp. pi. 35; Atkinson, 



