640 267. Poria. 11. HYMENOTHECE^E. PL cell. aph. 
4. Poria spongiosa. Spongy honeycomb-stool. 
Thallus leathery, spongelike, sessile, rust-colour ; tubes 
very long, upright; pores minute, round. 
Boletus spongiosus, Bolt. Fung. 165 ; Persoon Syn. 543, not of Light- 
foot. 
On trees. 
5. Poria medullaris. Crumb like honeycomb-stool . 
Thallus spreading, white, hard, flat, crustlike, above 
perforated ; tubes oblique and straight. 
Boletus Medulla panis, Bolt. Fung. 166; Persoon Syn. 545. 
On timber- work as old garden-gates, and old trees. 
XXVI. 268. BOLETUS. Dillenius. Bolete. 
Cap sessile, semicircular, attached by the side. 
1 . Boletus ccesius. Grey bolete . 
Thallus rather small, soft; cap fleshy, bald, streaked, 
wrinkled, whitish-grey ; pores white. 
Boletus albidus, Sowerby Fungi , 226. 
Boletus caesius, Schrad. Germ. 167 ; Persoon Syn. 526. 
In fir plantations. 
Thalli mostly solitary, turn blue when bruised. 
2. Boletus hispidus. S/zaggy bolete . 
Thallus rust-red; cap thick, stiff-haired; underneath pale. 
Boletus hispidus, Bull. Herb. 493 ; Persoon Syn. 526. 
Boletus villosus, Hudson FI. Angl. 626. 
Boletus velutinus, Sowerby Fungi , 345, not of Persooq. 
Boletus spongiosus? Lightf. Scot. 
On apple-trees. 
3. Boletus heteroclitus. Mis-shapen bolete . 
Thallus sessile, lobed, irregular- shaped ; above villous, 
orange-colour; tubes short; pores variously shaped. 
Boletus heteroclitus, Bolt. Fung. 164; Persoon Syn. 528. 
On the ground. 
4. Boletus alneus. Alder-tree bolete. 
Thalli gregarious, rather tiledlike ; cap unequal, rather 
woolly, rust-red; pores fawn-colour, shining, afterwards 
cinnamon-colour. 
Boletus radiatus? Sowerby Fungi^ 196. 
Boletus alneus, Persoon Syn. 528, 
On sickly alder- trees. 
