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353 P O L Y P O R A C EÆ Fomes
length, stratose ; whitish-buff. Po. medium, salmon-white.
Flesh colour as T.
Imbricate. About stumps, posts, roots, squared timber, pine, spruce fir
nlft ’ gigantea; very common. Jan
Dec. P. 7| in. diam Sometimes wholly resupinate. Some forms of
H hT h Lrmnetes radiaperda to cause “ red-rot” and piping in
larch, the mycelium growing from the roots to the trunk, sftnfetiles
phosphorescent in mines .and seen 20 yards off. The white mycelium so
often seen running over the hymenium belongs to Verticillium micro-
spermum, the conidial condition of Hypomyces Broomeanus.
1594. F.^populinus Cooke (from its habitat, trunks of poplar,
P. rigid, zoneless, rugose, villous, warm-biscuit T. deenlv
decurrent, not stratose, shallow. Po. minute, colour as P
Flesh colour as P.
^ AuJ f or imbricate, for the most part resupinate.
f Polyporus counatus Weinm. (not Fr ) and
1631 are forms of this according to Bresadola ; see 1631.
LXIV. POLYSTICTUS Fr.
(From the pores or punctures on the hymenium; Gr. polus, many
stikios, punctured.) ’
coriaceous, membranaceous or somewhat spongy cuticle
thm and oosely fibrous. Tubes first appearing in the cratre Lnd
successively developing towards the margin, at first superficial and
distinct, then becoming deeper
and more crowded, not stratose.
(Fig. 79.) Species 1595—1608
1595,1595a and 1596 are placed
m Polystictus by Cooke and Massee
m Poria by Saccardo. ’
Fig. 79.--Section of Polystictus versicolor F r.
One-half n atura l size.
^ ^ '>osæ. Pileus flocculose,
or adpressedly villous or
smooth, uneven, zoneless,
texture fibrous.
Substance coloured.
1595—1597
Substance white. 1598, 1599
' ” ' 4 «
Cl. Stiipposce.
1595 P. radiatus Cooke (from the radiato-rugose pileus) « b e
7 1 deep rich brown L dffil orange • maru
zoned bright sienna. T. colour as flesh. />,. m nufe greyfat
áiÍ:luL
) u
li' -
Polystictus POLYPORACEÆ 353
salmon, silvery-glistening, at length ferruginous. Flesh rigid,
corky, leathery, dull orange.
Imbricate. Not perennial. Trunks, beech, birch, oak, hazel, alder, gorse ;
frequent. Oct.-April. P. 4® in. diam. Must not be confounded with
1603.
1595a. P. nodulosus Cooke (from the nodular pileus) a.
P. triquetrous, nodular, corky, woody, not zoned, villous, rugose,
rough, fulvous then rust-colour. T. somewhat long. Po.
roundish, unequal, acutely torn, light cinnamon with a silvery
sheen. Flesh very hard, lighter than P.
Imbricate. Dead beecb. Oct. 2® X | in. Distinguished from 1595 by the
at length confluent pores and by the absence of the brightly coloured
margin of pileus.
1596. P. polymorphus Cooke (from its many forms; Gx. polus, many,
morphe, form) a.
P. smooth, somewhat pale vinous-brown, dark shaded; marg.
crisped. T. deeply decurrent. Po. somewhat large, angular,
torn, colour as flesh. Flesh coriaceous, salmon.
Connato-imbricate. Branches, w'orked wood, fir. Aug. Group 2f in. diam.
P. I in. diam. Sometimes resupinate.
1597. P. eryptarum W. G. Sm., Boletus eryptarum Bull, (from its
frequent habitat—cellars; crypta, a vault) abc.
P . corrugate, zoneless, adpressedly silky, pale yellowish-vinous-
brownish. T. deeply decurrent, long. Po. minute, colour as
flesh. Flesh corky-cottony, paler than P.
Connato-imbricate. F ir ; frequent. Group 4® in. diam. Transferred to
Homes by Cooke and Saccardo. The same as 1608 according to Massee.
1597a. P. ravidus Cooke (from the grey or tawny pileus; ravus,
grey) a.
P . coriaceo-corky, flattened, zoned, villoso-rugose, ochreous,
slightly tinged brown-olive, base darker, sienna. T. somewhat
short. Po. larger at mid., then smaller and absent at marg.,
biscuit-white. Flesh ivory-white.
Imbricate. Stumps of old willows. Spread 5 | in., I in. thick. Colour
variable, usually yellowish.
1598. P. gossypinus Cooke (from the white-cottony pileus; gossypium,
cotton) a c.
P. tomentose, zoneless; marg. slightly scaly, white. T. long,
but varying. Po. labyrinthine, then angular, pallid cinereous.
Somewhat connato-imbricate. Trunks, furze. Jan. Diam. 2® in.
1599. P. fibula Fr. (from its button shape; fibula, a button) abc.
P. velvety-hairy, zoneless, sometimes radiato-rugose, white. T.
varying in length. Po. small at length torn, white, sometimes
faintly sulphur.
Single to subimbricate or in troops. Wood in cellars, forests, elm, oak.
Oct.-Jan. P. 2 in. diam. Sometimes sbield-like, attached behind a
2 A