LONGYEAR ON MICHIGAN FUNGI. 121 



Boletus luteus L. In pine woods. Lewiston, Beardslee. 



Boletus mutabilis Morgan. Woods. Not common. Summer. 



Boletus piperatus Bull. Open places. Common. Summer. 



Boletus Russelli Frost. Woods. Rare. Summer. 



B. scaber Fr. In woods. Not common around Lewiston. Beardslee. Found once 

 along roadside, Livingston Co. 



Boletus spectabilis Pk. This species is quite abundant in a cold sphagnum 

 swamp near Avery Lake. It is a striking species, and probably was the most 

 abundant species of Boletus which 1 detected in Michigan. I have never seen it in 

 any other place. The spores are a rich brown. Beardslee. Greenville, Barlow. 



Boletus subluteus Pk. Woods. Rare. Autumn. Greenville. 



Boletus subtomentosus L. Woods. Not common. Summer. 



Boletus vermiculosus Pk. Woods. Not common. Summer. 



Daedalea confragosa var. polyporoides Pk. On decaying log. Woods, M. A. C. 



Dsedalea unicolor Bull. Decaying wood. Very common. 



Favolus canadensis Kl. Limbs and stick. Very common. 



Fistulina firma Pk. Greenville. Autumn. Barlow. 



Fistulina hepatica Fr. Greenville. Autumn. Barlow. 



Fomes albogriseus Pk. n. sp. Named from a single specimen found on tamarack 

 at Greenville. 



Fomes leucophaeus Mont. Decaying logs and trunks. Very abundant. 



Fomes carneus Nees. Decaying logs and trunks. Common. 



Fomes conchatus Fr. Decaying logs. Common. 



Fomes connatus Fr. M, A. C. Found once. 



Fomes fomentarius Fr. Logs, stumps, etc. Abundant. 



Fomes nigricans Fr. Dead poplar. Common. 



Fomes pinicola Fr. On trunks and logs of coniferous trees. Common. 



Merulius corium Fr. (Hicks.) 



Merulius lacrymans Fr. 



Merulius tremellosus Schrad. Common on logs and stumps. 



Polyporus adustus Fr. Very common on rotting timber. 



Polyporus arcularius Fr. Common on sticks and stumps. 



Polyporus Berkeley! Fr. (Polyporus Beattici Banning?) Lansing and Pleasant 

 Lake. At base of oak trees. Summer. 



Polyporus betulinus Fr. Plentiful on dead birch. 



Polyporus brumalis Fr. Common on sticks and limbs. Autumn to spring. 



Polyporus chioneus Fr. Onondaga and Pleasant Lake, 1900. 



Polyporus ciunabarinus Fr. Common on decaying wood. 



Polyporus elegans Fr. Common on sticks in woods. 



Polyporus fragrans Pk. On elm logs. 



Polyporus frondosus Fr. M. A. C. woods, Oct., 1901. 



Polyporus galactinus Berk. Lewiston, Beardslee. 



Polyporus gilvus Schw. Common on oak limbs. 



Polyporus lucidus Fr. On stumps and at base of trees, 



Polyporus obtusus Berk. 



Polyporus Pilotce Schw. 



Polyporus poripes Fr. M. A. C, Oct., 1897. 



Polyporus radicatus Schw., Around stumps. Uncommon. 



Polyporus resinosus Fr. Very plentiful on logs. 



Polyporus Schweinitzii Fr. Occurs on larch stumps in summer. 



Polyporus sulphureus Fr. Common on logs and stumps. Summer. 



Polyporus umbellatus Fr. Leslie, July, 1900. One specimen. 



Polvstictus abietinus Fr. Common on bark of coniferae. 



Polystictus biformis Kl. On beech stump, M. A. C. 



Polystictus circinatus Fr. Greenville, Sept., 1900. Barlow. 



Polystictus conchifer Schw. Common on dead limbs of elm. 



Polystictus hirsutus Fr. Common everywhere on wood. 



Polystictus molliusculus Berk. On decaying timber. 



Polystictus parvulus Kl. On sandy soil. Not rare. 



Polystictus perennis Fr. Common on sandy soil. 



Polystictus pergamenus Fr. Very common on decaying timber. 



Polystictus radiatus Fr. Plentiful on decaying wood. 



Polystictus simillimus Pk. Growing in sandy soil with P. parvulus Kl. Pleasant 

 Lake, July, 1901. 



Polystictus versicolor L. Abundant everywhere on dead timber. 



Polystictus zonatus Fr. On decaying wood. 

 16 



