BOLETUS 561 



1850. B. rutilus Fr. Rutilus, red, inclining to golden yellow. 

 P. 5-7-5 cm., rufescent brick colour, pulvinate, viscid, smooth. St. 



4 cm. x 6-8 mm., sulphur above, red below, equal, smooth, firm. Tubes 

 sulphur yellow, opaque, adnate, sinuato-depressed; orifice of pores 

 minute, regular. Flesh of st. somewhat ochraceous, almost becoming 

 black when broken. Smell strong. Oak woods. Oct. Eare. 



1851. B. aurantiporus Howse. Aurantius, orange; 77-0/309, pore. 

 P. 5-6 cm., fulvous ferruginous, then pale gilvous, convex, then ex- 

 panded, adpressedly squamulose, viscid. St. 4-7-5 x 1-1-5 cm., yellow, 

 equal, beautifully reticulated with yellow and red. Tubes golden yellow, 

 then orange, turning red when bruised, deeply decurrent; orifice of 

 pores broad, angular. Flesh yellowish, often tinged reddish, thin at the 

 margin, firm. Spores yellow, oblong elliptical, or subfusiform, 9-10 x 

 4-5/x, 1-4-guttulate. Smell and taste pleasant. Coniferous woods, 

 and under yew trees. Aug. Oct. Uncommon, (v.v.) 



**Pores becoming olive, bistre olive, brown olive, or olive rust or rust 

 colour; tubes short; spores concolorous. P. sometimes white. 



1852. B. bovinus (Linn.) Fr. Krombh. t. 75, figs. 1-6. 



Bovinus, pertaining to oxen. 



P. 5-10 cm., pale reddish yellow, dull orange yellow, or deep buff, 

 hemispherical, then convex, smooth, viscid; margin white, often 

 tomentose. St. 5-10 x 1 cm., concolorous, or paler, equal, smooth, 

 base whitish. Tubes grey light yellow, becoming ferruginous, subde- 

 current, at first very shallow like those of Merulius lacrymans, then 

 elongating with age; orifice of pores compound, toothed. Flesh yellow- 

 ish-flesh colour, reddish in the st., soft. Spores yellow, or olivaceous, 

 oblong fusiform, 8-10 x 3-3-5 ju., 1-multi-guttulate. Taste pleasant. 

 Edible. Gregarious, or subcaespitose. Woods and heaths, especially 

 near pines. Aug. Nov. Common, (v.v.) 



1853. B. piperatus (Bull.) Fr. Rostk. Bol. t. 6, Piperatus, peppery. 

 P. 210 cm., cinnamon, or yellow to pale yellowish, convexo-plane, 



smooth, slightly viscid. St. 4-12 x -5-1-5 cm., concolorous, fragile, 

 equal, or attenuated at the base, containing yellow milk at the base, 

 and springing from a yellow mycelium. Tubes ferruginous, decurrent; 

 orifice of pores large, angular, often toothed. Flesh sulphur yellow, 

 tinged reddish in the p., soft. Spores brownish, oblong elliptic, &-10 x 

 3-4 p,, 1-3-guttulate. Taste very acrid, or peppery. Woods, and heaths. 

 Aug. Nov. Common, (v.v.) 



B. P. dry, rarely moist when wet, tomentose, silky, pruinose, powdery, 

 or granular, sometimes squamulose. Pores yellowish, or yellow, 

 rarely slightly olivaceous or red. Flesh yellow, rarely cream, or 

 white. Spores yellow, rarely tawny bistre. 



