588 POLYPORUS 



becoming blackish when dry, minute, round, marginal ones obsolete 

 and leaving a whitish margin on the underside. Flesh white, then grey 

 or black, soft, floccose, pliant, 3-5 mm. thick. Spores white, elliptical, 

 4-5 x 2-5-3/x. Smell none, rarely fragrant. Trunks, stumps, and 

 fallen branches. Jan. Dec. Common, (v.v.) 



var. crispus (Pers.) Quel. Kostk. Polyp, t. 37. Crispus, crisped. 



Differs from the type in the lobed, crisped margin of the p., and the 

 larger, unequal pores becoming labyrinthiform. Stumps, and fallen 

 branches. Jan. Dec. Not uncommon, (v.v.) 



ft Pores white. 

 *0rifice dentate. 



1949. P. lacteus Fr. Fr. Icon. t. 182, fig. 1. Lacteus, milk white. 

 P. 3-7 cm., shining white, triangular, transversely elongated, 



sloping downwards, gibbous behind, pubescent, at length smooth and 

 uneven; margin inflexed, acute. Tubes white, 2-6 mm. long; orifice 

 of pores concolorous, medium sized, toothed, at length labyrinthiform 

 and torn into Sistotrema-like teeth. Flesh white, soft, fragile, generally 

 thinner than the length of the tubes. Spores white, elliptical, or pip- 

 shaped, 4-5 x 2-2-5/x,,' 1-guttulate. Taste astringent. Stumps, and 

 fallen branches. Sept. Dec. Uncommon, (v.v.) 



1950. P. fragilis Fr. Fr. Icon. t. 182, fig. 2. Fragilis, brittle. 

 P. 3-6 cm., whitish, becoming spotted with fuscous when touched, 



piano-depressed, reniform, dimidiate, sometimes attenuated behind 

 into a stem-like base and pendulous, convex beneath, villose, rugose. 

 Tubes whitish, 2-6 mm. long; orifice of pores whitish, becoming fuscous 

 when bruised, round, or angular, becoming sinuous and labyrinthi- 

 form, pubescent. Flesh white, becoming discoloured, fragile, fibrous. 

 Spores white, elliptical, 5-6 x 2-5-3/u,, 1-2-guttulate. Taste somewhat 

 bitter. Stumps, and branches of conifers. Aug. Nov. Uncommon. 

 (v.v.) 



1951. P. Wynnei B. & Br. Mrs Lloyd Wynne. 

 P. 1-6 cm., tan colour, sometimes whitish at first, effuso-reflexed, 



adnate behind, confluent, incrusting, marked with silky raised lines. 

 Tubes white, 1-2 mm. long; orifice of pores white, becoming tan colour 

 when dried, angular, fimbriate. Flesh white, soft, becoming hard and 

 fragile. Spores white, elliptical, or pip-shaped, 3-4 x 2-3/u, 1-guttu- 

 late. Incrusting twigs, leaves, and branches. Sept. Dec. Un- 

 common, (v.v.) 



1952. P. mollis (Pers.) Fr. Mollis, soft. 

 P. 2-5-8 cm., white, becoming reddish when bruised or with age, 



dimidiate, imbricate, rugose, silky, fibrillose; margin acute. Tubes 



