494 LACTABIUS 



1615. L. ichoratus (Batsch) Fr. Cke. lUus. no. 963, t. 1000. 



t'%&>/3, serum. 



P. 5-10 cm., tawny-brick-colour, disc often brown, brick colour and 

 zoned, piano-depressed, often unequal, excentric, occasionally repand, 

 opaque, thin, obtuse. St. 4-7-5 cm. x 6-10 mm., tawny, then rufescent, 

 equal, or fusiform below. Gills white, then ochraceous, adnate, de- 

 current with a tooth, scarcely crowded. Flesh pallid, becoming 

 brownish on exposure to the air. Milk white, sweet. Spores ochraceous, 

 elliptical, 8-10 x 6-7 /x, echinulate. Cystidia "sparse, subulate, 50 x 

 5-6 /u," Rick. Smell strong, taste pleasant. Woods. Oct. 



1616. L. serifluus (DC.) Fr. Cke. Illus. no. 964, t. 1012. 



Serum, lymph ; fluus, flowing. 



P. 2-5-6 cm., brown tawny, plane, then depressed, sometimes 

 slightly umbonate, somewhat flexuose ; margin inflexed. St. 3-4 cm. 

 x 4-10 mm., concolorous, or paler, somewhat incurved, base often 

 strigose with tawny hairs. Gills yellowish flesh colour, then reddish, 

 adnate, decurrent with a tooth. Flesh reddish tawny. Milk watery, 

 insipid, scanty. Spores pale ochraceous, globose, 6-7 JM, echinulate, 

 1-guttulate. Cystidia " vesiculose-pyrif orm, then vesiculose-flask- 

 shaped, 30 x 14-20 /u," Rick. Smell unpleasant, like bugs. Woods, 

 and boggy places. July Dec. Common, (v.v.) 



1617. L. mitissimus Fr. Cke. Illus. no. 965, t. 1001. 



Mitissimus, very mild. 



P. 3-8 cm., golden tawny, convex, papillate, depressed, papilla often 

 vanishing, somewhat slippery when moist. St. 2-5-8 cm. x 8-12 mm., 

 concolorous. Gills a little paler than the pileus, often stained with 

 minute rufous spots, adnato-decurrent, somewhat arcuate, thin, 

 crowded. Flesh pallid. Milk white, plentiful, mild, then somewhat 

 bitterish. Spores pale ochraceous, elliptical, 8-9 x 6-7 /u, verrucose, 

 1-guttulate. Cystidia "sparse, subulate, 45-50 x 5-6/x" Rick. Taste 

 slightly acrid. Edible. Woods. Aug. Dec. Common, (v.v.) 



1618. L. subdulcis (Pers.) FT. Sub, somewhat; dulcis, sweet. 



P. 3-8 cm., rufescent, not becoming pale, papillate, at length de- 

 pressed. St. 2-5-5 cm. x 4-10 mm., concolorous, equal, somewhat 

 pruinose. Gills paler, adnate, crowded, fragile. Flesh rufescent. Milk 

 white, somewhat mild. Spores pale ochraceous, globose, 9-10/u, echinu- 

 late. Cystidia "sparse, subulate, 50-60 x 8-10 fj," Rick. Taste some- 

 what bitterish. Edible. Woods. July Dec. Common, (v.v.) 



var. concavus Fr. Concavus, hollowed out. 



Differs from the type in the rufous bay colour of all its parts recalling 



Lactarius rufus, the inflexed margin of the pileus, the smooth stem, the 



