142 THE CHICAGO ACADEMY OF SCIENCES 



4. Plant fragile, branchlets even, entire C. Kunzei. 



5. Plant pale yellowish, trunk thick, branch- 

 lets appressed x C. stricta. 



5. Plant alutaceous, trunk slender, branch- 

 lets divaricate C. crispula. 



6. Clubs pure white C. fragilis. 



6. Clubs yellow then rufescent C. pistillaris. 



Clavaria cinerea Bull. 



Cinereous, fragile, stuffed; trunk somewhat thick, short, very 

 much branched. Branches and branchlets thickened, irregularly 

 shaped, somewhat wrinkled, rather obtuse. 



Height 2.5 to 7.5 cm.; spores irregular, ellipsoid-sphaeroid, 

 8 to 10 x 6 /a. 



Gregarious or in tufts on the ground in woods, Glen Ellyn. 

 July. 



Clavaria pyxidata Pers. 



Pallid then alutaceous and subruf escent ; trunk slender, 

 glabrous, branched, branches and branchlets all club-shaped at 

 the apex, the cupules proliferous-radiate at the margin. Plants 

 7 to 12 cm. high and broad. 



Spores white, 4 x 3 /x. (Massee.) 



On rotten logs, Glencoe. June. Taste acrid. 



Clavaria flava Schaeff. (Plate XXIII.) 



Fragile, trunk thick, fleshy, white, very much branched; the 

 branches terete, even, fastigiate, obtuse, yellow. 



Plant 5 to 10 cm. high, the tufts as broad as high; spores pale 

 or with a yellowish tint. 



Ground in woods, Highland Park. August. Dr. Watson. 

 Primary branches thick, terete or compressed, pale yellow; ulti- 

 mate branchlets terete, even, dentate at the apex, pale orange. 



Clavaria muscoides L. 



A little tough, somewhat delicate, yellow, two or three times 

 forked, the stipe slender; branches crescent-shaped, acute. 

 Plants 3.5 to 5 cm. high. 



Mossy ground under conifers, Millers. In shaded ravines, 

 Glencoe. Among leaves in damp woods, Glen Ellyn. , Clubs 

 slender, simple or sparingly branched above, terete, egg-yellow 

 or lemon-yellow, paler and tapering below, solid or stuffed, tips 

 of the branches slightly darker, obtuse; spores whitish, smooth, 

 globose, 5 to 7 /A. 



Clavaria cristata Prs. (Plate XXIV.) 



Tough, even, stuffed, white, the branches dilated upwards, 

 acutely incised, crested. 

 Plant 2.5 to 5 cm. high. 



