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480 NIDULARIACEÆ Scleroderma
foie gras, sausage and poulard truffé in place of the French truffle. Tuber
macrosporum. Odour rank, strong, disagreeable, sulphureous-alliaceous.
Open places near trees. Aug.-Nov. Diam. 3 f in. Often closely
resembles horse-droppings. Sometimes attacked by 1 481, which in
turn is not infrequently attacked by Hypomyces bdeovirens. Pigs in
search for truffles and pig-nuts will not eat Sclerodermo. Sometimes
5® inches in diam. Var. cepa W. G. Sm., Scleroderma cepa Pers. Flattish,
onion-shaped. Var. Icevigatum Fiick. nomen. Even, smooth, often
confounded with var. cei'vinum (Bolt. Hist. Fung. t. 116). Var. aurantiacuen
W. G . 5 \-a., Lycoperoon aurantiaeum RWi\. Brassy-yellow. Vnx. spadieeum
W. G. Sm., Scleroderma spadieeum Pers. Date-brown. Var. cervinum
W. G. Sm., Scleroderma cervinum Pers. Usually less than an inch
in diam., hard and granular all over, resembling Elaphomyces granulatus,
of which species it is sometimes, without examination, placed in herbaria
as a var. Fir woods. Probably a distinct species.
2087. S. verrueosum Pers. (from the warted peridium ; verrucosus,
full of warts) abc.
Subsessile to stipitate. Pe. subglobose, thin, fragile and
breaking up irregularly above, externally finely squarrose or
minutely warted, when stipitate continued into a more or less
elongate and sometimes lacunose stem, ochreous or dull
brownish. Gl. at first umber, then slate-colour to blackish.
Trama whitish. Often furnished with a mass of Myc. at
base.
Sandy ground, commons, open places, near bushes. July-Nov. 3® X 5 in.
Sometimes attacked by 14 8 1 ,
2088. S. Bovista Fr. (from its resemblance to a Bovista) abc.
Subsessile, globose. Pe. thin, pliant, breaking up irregularly
above, becoming nearly smooth, yellowish. Gl. yellowish- or
olive- to purplish-brown. Trama yellow. Usually furnished with
a mass of Myc. at base.
S an d y g ro u n d n e a r b ushes. S e p t. D iam . in.
2089. S. Geaster Fr. (from a fancied resemblance to a Geaster) abc .
Sessile, globose. Pe. thick, almost smooth, splitting and expanding
in an irregularly stellate manner, dull yellowish-brown.
Gl. umber to pale and then dark slate. Trama whitish. Sometimes
with a mass of Myc. at base.
Sandy places, stubble fields, woods, under oaks. Aug.-Oct. Diam. 3 in.
F a m . X. NIDULARIACEÆ
Spores produced in the interior of one or more indéhiscent
globose or compressed peridiola or sporangia which are at first
contained within a peridium. Species 2090—2098
Cyathus NIDULARIACEÆ 481
K ey to th e Gen er a .
Peridiola several.
Peridiola attached by a funiculus or cord to the w a ll ol
the peridium.
Peridium of three layers, cup-shaped.....................^ 119 Cyathus.
Peridium of two layers, outer thick and felt-like, inner
th in ; cup-shaped ......................................................... Cr u c ib u l um .
Peridiola not attached by a funiculus to the wall of the
peridium. Peridium of a single membrane,
globose ...................................................................................J2 I N id u la r ia .
P e r id io lum solitary, ejected from the peridium. Peridium
globose, subglobose or urceolate, sessile 122 S ph /erobolus.
CXIX. CYATHUS Haller.
(From the cup-shape ; Gr. kuathos, a wine cup.)
Peridium cup-shaped, composed of three distinct, closely connected
layers, apex at first closed with a white membrane or epiphragm.
Fig 135-—Cyathus striatus Hoffm.
within the funiculus.
becoming broadly open. Peridiola compressed, umbilicate, attached
to inner wall of peridium by an elastic cord or funiculus, (rig. 135*)
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