8 



Murrill: Boletaceae of North America 



men described by Schweinitz the stipe was reduced to a mere 

 tubercle and the pileus was dimidiate in shape. 



2. Boletinellus castanellus (Peck) 



Boletinus castanellus Peck, Bull. Torrey Club 27: 613. 1900. 

 (Type from New Jersey.) 



This species, the type of which I have not seen, was described 

 as follows from specimens collected by Mr. E. B. Sterling in 

 New Jersey : 



" Pileus convex or nearly plane, dry, subtomentose, soft, 

 spongy, dark chestnut, flesh whitish or yellowish-white; tubes 

 nearly plane in the mass, adnate or slightly decurrent, brown, 

 their mouths large, angular ; stem short, solid, glabrous, colored 

 like the pileus, whitish or grayish within, slightly reticulate at 

 the top; spores 7.5-10 /x long, about 5 fx broad. 



"Pileus 2.5-4 cm. broad; stem about 2.5 cm. long, 4-8 mm. 

 thick." 



3. Boletinellus paluster (Peck) 

 Boletus paluster Peck, Ann. Rep. N. Y. State Mus. 23 : 132. 



pi. 6. /. 4-7. 1872. (Type from North Elba, New York.) 

 Boletinus paluster Peck, Bull. N. Y. State Mus. 2 : 78. 1889. 



This attractive little species occurs in wet places, usually 

 among moss, and is readily known by its brilliant color and 

 the entire absence of an annulus. It has been collected in 

 Ontario, Maine, Massachusetts, New York, and New Jersey. 



3. Strobtlomyces Berk. Outl. Brit. Fung. 236. i860 

 Eriocorys Quel. Ench. Fung. 163. 1886. (Type species, Erio- 

 corys strobilacea (Scop.) Quel.) 



Hymenophore annual, terrestrial, centrally stipitate ; surface 

 of pileus and stipe blackish and shaggy: context white, at first 

 fleshy, becoming tough ; tubes angular, adnate, white when young, 

 covered with a floccose veil: spores globose or broadly ellipsoid, 

 rugulose, blackish-brown : stipe solid, not reticulate. 



Type species, Strobilomyces strobilaceus (Scop.) Berk. 



1. Strobilomyces strobilaceus (Scop.) Berk. Outl. Brit. 

 Fung. 236. i860 

 Boletus strobilaceus Scop. Anni Hist. Nat. 4: 148. pi. 1. f. 5. 

 1770. 



