CUDONIA 41 



not exceeding the asci, simple, or occasionally forked near the 

 distal ends, very slightly pyriform-thickened at the tips. 



On dead oak leaves, acorn-cups etc. in a wet place. 



Type locality: West Haven, Conn. 



Distribution: Known only from the type locality. 



Illustrations: Ann. Myc. 6: pi. 11, f. 113. 



10. CUDONIA Fries, Summa Veg. Scand. 348. 1849. 



Ascophores stipitate, erect, flcshy-leather>-; ascigerous por- 

 tion pileate; hymenium on the upper, convex surface, sterile 

 beneath, margin acute, incurved toward the stem; asci clavate, 

 8-spored; spores hyaline, clavate-filiform, multiseriate, or fas- 

 ciculate in the upper part of the ascus, multiseptate; paraphyses 

 present. 



Type species, Leotia circinans Pers. 



Spores 30-45 ix long; ascophores pale-brownish to buff, 



often with a rosy tint. L C. circinans. 



Spores 45-78 ix long; ascophores entireh' yellowish. 2. C. lutea. 



Spores 18-25 ix long. 



Caps ochraceous, or reddish-brown. 



Caps 5 mm. in diameter. 3. C. ochroleuca. 



Caps 10-30 mm. in diameter. 4. C. monticola. 



Caps gray. 5. C. grisea. 



1. Cudonia circinans (Pers.) Fries, Summa Veg. Scand. 348. 

 1849. (Plate 82, Fig. 2.) 



Leotia circinans Pers. in Hoimslc. Cor>ph. 163. 1797. 



Vibrissea circinans Hazsl. Magyar. Akad. Ertek. Termesz. Ivor. II''-': 9. 1881. 



Ascophores solitary, or gregarious, fleshy, becoming more 

 distinctly leathery in drying, 2-6 cm. high; ascigerous portion 

 .5-2 cm. broad, rather thin, margin acute and recurved, even or 

 undulate, hymenium convex, even, wrinkled, or convoluted, 

 cream-buff with a faint rosy tint, or sometimes yellowish, or pale- 

 brownish; stem tapering slightly upward, often stout below 

 where it is 2-10 mm. thick, 1.5-5 mm. thick above, darker than 

 the hymenium especially below, often longitudinally striate 

 especially above, the striae being prolonged as radiating veins on 

 the lower side of the cap, somewhat farinaceous, sometimes 

 becoming hollow in age; asci clavate, apex narrowed, not blue 

 with iodine, reaching a length of 85 130 /x and a diameter of 8- 

 10 ^, 8-spored; spores fasciculate, hyaline, smooth, clavate-filiform, 

 broadest above the middle or at the distal end, 2 X 30-45 fi 



