266 The North American Cup-Fungi 



Apothecia scattered, sessile, or very short-stipitate, lemon- 

 yellow, at first globose, opening and becoming cup-shaped, .2-1 

 mm. in diameter, externally clothed with hairs; hymenium con- 

 cave, whitish to yellow; hairs reaching a length of 30-90 /x and a 

 diameter of 4-5 /x, rough, yellow, often with yellowish-brown 

 masses at their apices; asci cylindric-clavate, reaching a length 

 of 30-50 M and a diameter of 3-4 /x, 8-spored; spores fusoid, 

 1.5-2 X 5-8 n; paraphyses filiform, 2 /x in diameter. 



On fallen pine needles. 



Type locality: Europe. 



Distribution: New Jersey and Michigan; also in Europe. 



ExsiccATi: Ellis, N. Am. Fungi 439. 



The variety purpiirascens has been reported by Dr. B. 

 Kanouse on fir needles from Olympic National Park (Mycologia 

 39: 647. 1947). 



41. Lachnella Gleicheniae (Cash) Seaver, comb. nov. 

 Lachnum Gleicheniae Cash, Mycologia. 30: 105. 1938. 



Apothecia developing in the sunken areas of the stems, 

 sulphur-yellow to pale-orange, fading with age, stipitate, at first 

 globose, then cup-shaped, .2-. 7 mm. in diameter, clothed with 

 yellow, strongly verrucose hairs 3-5 fx in diameter; stem smooth, 

 .1 mm. in diameter and .1-.4 mm. high; asci cylindric, or sub- 

 cylindric, reaching a length of 40-50 /x and a diameter of 3-5 /x, 

 8-spored; spores irregularly 2-seriate, fusiform, or fusoid, 

 straight, or slightly unequal sided, 1-2 X 9 11 ^i; paraphyses 

 extending beyond the asci, lanceolate, 3-3.5 /x thick. 



On stipes of Gleichenia, and stems of tree fern. 



Type locality: Hawaii. 



Distribution: Known only from the type locality. 



Illustrations: Mycologia 30: 99,/. 2. 



This is very close to L. Dicranopteridis (Seaver & VVhetzel) 

 Seaver. 



42. Lachnella atropurpurea (Durand) Seaver, comb. nov. 



Lachnum atropurpureum Durand, Jour. Myc. 10: 100. 1904. 



Apothecia gregarious, or scattered, stipitate, occasionally 

 several apothecia at the summit of a common stem, pale-purple, 

 reaching 1 mm. in diameter, externally clothed with pale-purple 

 hairs; hymenium concave, pale-purple; stem slender, the length 

 equaling the diameter of the apothecium; hairs cylindrical. 



