1813. S. vortieosum Fr. (from a fancied resemblance in the habit
to waves in a vortex or whirlpool) a b. Coriaceous.
P. effuso-reflexed, imbricate, obscurely zoned, rugose, strigose,
crisped, pale buff; marg. white. Hym. smooth, somewhat
ribbed, salmon, or purplish-salmon, sometimes orange shaded.
Beech. 4! in. Intermediate between 1806 and 1808.
1814. S. rufum Fr. (from the rufous pileus) a b c . Rigid, coriaceocartilaginous.
P. effuso-reflexed, rugose-rough, deep vinous-brown, with pale
yellowish marg. and white edge. Hym. minutely cracked,
grey-pruinose.
Dead pine, ash, poplar. Sept.-Mar. 3® in. Effused and immarginate
when young.
b.
1815. S. Pini Fr. (from the habitat, pine bark) abc.
Coriaceous-cartilaginous, adnate as a shield, marginate, smooth
beneath, at length búllate. Hym. noduloso-rough, purple
flesh-colour, then fuscous, deep sienna or deep vinous-brown.
On Scotch fir. Nov. 3® in. Sometimes identical in colour with the pine
bark and easily overlooked.
1816. S. frustulosum Fr. (from the habit, breaking to fragments;
frustrum, a piece) a c.
Woody, tubercular, thick, crowded and subconfluent, breaking to
fragments, smooth beneath, and at the obsoletely marginate
circumference. Hym. convex, pruinose, blackish-brown,
cinnamon, becoming salmon.
Wood and bark, oak, beech, branches, hard to rotten sticks. 2® in. ;
frustules i X A
1816a. S. quereinum Potter (from the habitat, oak, quercus) a.
Coriaceous, at first filling in between crevices of bark. Hym.
slightly papillose, young examples with a central papilla, pale
buff, becoming cinnamon-whitish; marg. slightly raised from
matrix, dark brown, finely zoned beneath, edge lighter.
Abundant white mycelium in and under bark.
Oak bark. Jan.-Nov. 2} X i® in.
1817. S. aeerinum Fr. (from its usual habitat, maple branches ; acer,
maple) abc.
Crustaceous, adnate, effused, even, usually smooth, sometimes
minutely nodulose or rugoso-rough, often transversely cracked,
white, pale brownish-white or ivory.
Maple, fir, juniper, elm. Dec. 4® in. A slight repand hirsute pale-yellowish
margin or pileus is sometimes developed.
1818. S. stratosum B. & Br. (from the stratose habit) a.
Stratose, the pallid strata at length separating, effused, smooth,
here and there wrinkled, bright ochreous-white, becoming
yellow.
3i in.
LXXXIV. HYMENOCHÆTE Lev.
(From the bristly hymenium ; Gr. humen, a membrane,
chaite, a bristle.)
Pileus coriaceous, variable in form. Hymenium plane to papillose,
velvety, with minute, rigid, persistent, bright brown setæ or modified
Fig. 99.—A , B , Hymenocheete ruhiginosa Lev., entire and in section, one-half natural
size, c, p a rt of hymeniura, showing cystidium, basidium and spores, X 500.
cystidia, three or four times the length of the basidia ; in 1830 the
setæ at first very pale. Basidia tetrasporous. Spores white or olive.
(Fig. 99.)
Allied to Peniophora. Species 1819—1831
a. Apodæ. No stem. Spores white, cystidia acuminate, plane.
1819, 1820
b. Resupinatæ. With a resupinate habit, except 1827.
Spores white, cystidia acuminate, plane or rough. 1821—1824
Spores olive. 1825—1827
Cystidia subclavate, sometimes rough. 1828—1831
1819. H. ruhiginosa Lèv. (from the iron-rust colour of the hymenium ;
rubigo, rust) abc.
P. effused, reflexed, somewhat imbricate, zoned, velvety, deep
orange-sienna ; marg. orange. Hym. papillose, ferruginous or
umber, sometimes deep claret-brown.
Hard wood, twigs, oak, alder, sometimes spreading to moss. Jan.-Dee. 6 in.
1820. H. Avellana Lev. ex Cooke (from the habitat, hazel, Corylus
Avellana) a c.
P. effused, reflexed, zoned, villous, bay-brown; marg. obtuse,
free, narrowly reflexed. Hym. papillose, pale ferruginous or
pale brown, here and there bleeding, sometimes minutely
cracked all over.
Hazel, beech, fir, etc. ®-i in.
•’if
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