Hydnum HYDNACE.E 377 



b. Lignos(s. 



1698. H. compactum Pers. (from its compact substance) a b c. 



P. irregular, plane, tuberculose, orange-sienna or umber, some- 

 times ivory, shaded grey. St. irregular, tuberculose, orange- 

 sienna or umber. Sp. decurrent, salmon-brown. Flesh zoned 

 brown and bright blue, or ivory and pale blue, the blue 

 gradually becoming indigo. 



Often confluent and misshapen. Amongst firs, heather, etc. Aug.-Nov. 

 3 x l X l| in. Becomes blackish in drying. 



1699. H. aurantiaeum A. & S. (from the colour ; atirum, gold) a b c. 

 P. convex or turbinate, becoming flat, rugged, yellowish-orange 



or yellowish-sienna, buff when young. St. sienna-orange 

 above, deep sienna below. Sp. decurrent, white to ivory- 

 ochre, sometimes orange near St. Flesh pale dull orange. 

 Inodorous. Woods, pine. Sept.-Nov. 2 X ij X f in. Becoming vinous- 

 brown in drying. 



1700. H. ferrugineum Fr. (from the rust-of-iron colour ; ferrum, 



iron) a c. 

 P. flat or slightly depressed, rugged, sienna-umber, at first downy, 



exuding blood-red drops. St. unequal, pale ochre, umber or 



slate. Sp. decurrent, reddish-salmon. Flesh pale yellow, 



vertically brown-streaked. 

 Often confluent, woods, involving fir-leaves, grass, etc. Frequently connate. 



Woods, pine, under ling. Aug. -Oct. 4^ x if X I in. 



1700a. H. einereum Bull, (from the grey pileus and spines; dms, 



ashes). 



P. corky to woody, becoming infundibuliform, covered with 

 small elevations, villous, white to grey, varying vinous or 

 umber. St. somewhat ventricose, vinous-ivory, somewhat 

 brown below. Sp. decurrent, short, white to grey and pale 

 olive-brown. Flesh white, vinous-buff below. 

 Often connate. Woods. Sept. 2 x 2 x f in. 



1701. H. serobieulatum Fr. (from the pitted pileus; scrobis, a 



trench) a b c. 



P. rugged, tuberculose, downy; mid., tubercles and marg. deep 

 sienna on a salmon ground. St. rugged, unequal, smooth, 

 often rooting, vinous-salmon above, vinous-blackish below, or 

 umber. Sp. decurrent, colour as P. or lighter. Flesh vinous- 

 salmon, zoned vinous-brown. 



Involving pine-leaves, etc. Often connate. Woods, fir, amongst ling. 

 Aug.-Nov. if X 2^ x f in. 



1702. H. zonatum Batsch (from the frequently zoned pileus) a b c. 

 P. depressed; mid. rugged-squarrose ; marg. radiato-rugose, 1-12 



zoned, z. sometimes nearly obsolete, ferruginous. St. unequal, 

 rugged, floccose, colour as P. Sp. decurrent, small, slender, 

 pallid to ferruginous. Flesh rich vinous-brown. 

 Commonly involving moss, leaves, etc., sometimes full of embedded fir- 

 leaves ; fragrant. Woods, fir, oak ; rare. Aug.-Nov. z\ x if X in. 



