Studies of American Fungi. Mushrooms, Edible, Poisonous, etc.Atkinson, George Francis
Science
Studies of American Fungi. Mushrooms, Edible, Poisonous, etc.
Atkinson, George Francis
Cooking (Mushrooms); Fungi -- United States; Mushrooms
=Lepiota cristata= A. & S. =Edible.=--The crested lepiota, _Lepiota
cristata_, occurs in grassy places and borders of woods, in groves,
etc., from May to September, and is widely distributed. The plant is
small, 3--5 cm. high, the cap 1--4 cm. broad, and the stem 2--5 mm. in
thickness. It grows in clusters or is scattered.
The =pileus= is ovate, bell-shaped, then convex and expanded, and thin.
The surface is at first entirely dull reddish or reddish brown, but soon
cracks into numerous scales of the same color arranged in a crested
manner, more numerous between the margin and the center, and often
arranged in a concentric manner. The center of the cap often preserves
the uniform reddish brown color because the pileus at this point does
not expand so much and therefore the surface does not crack, while the
margin often becomes white because of the disappearance of the brown
covering here. The =gills= are free from the stem, narrow, crowded, and
close to the stem. The =spores= are more or less angular, elongated,
more narrowed at one end, and measure 5--8 × 3--4 µ. The =stem= is
slender, cylindrical, hollow, whitish, smooth. The =ring= is small,
white, and easily breaks up and disappears.
The characters of the plant are well shown in Fig. 83 from plants
collected at Ithaca. _Lepiota angustana_ Britz. is identical, and
according to Morgan _L. miamensis_ Morgan is a white form of _L.
angustana_.
=Lepiota asperula= Atkinson.--This lepiota resembles _A. asper_ in some
respects, but it is smaller and the spores are much smaller, being very
minute. The plant is 5--8 cm. high, the pileus 2--4 cm. broad, and the
stem 4--6 mm. in thickness. It grows in leaf mould in the woods and has
been found at Ithaca, N. Y., twice during July and September, 1897.
The =pileus= is convex and bell-shaped, becoming nearly or quite
expanded. It is hair brown to olive brown in color. The surface is dry,
made up of interwoven threads, and is adorned with numerous small,
erect, pointed scales resembling in this respect _A. asper_ Fr. The
=gills= are white or yellowish, free, but rather close to the stem,
narrow, often eroded on the edge, sometimes forked near the stem, and
some of them arranged in pairs. The spores are oblong, smooth, and very
minute, measuring 5 × 2 µ. The =stem= is the same color as the pileus,
cylindrical, hollow, with loose threads in the cavity, enlarged into a
rounded bulb below, minutely downy to pubescent. The outer portion of
the bulb is formed of intricately interwoven threads, among which are
entangled soil and humus particles. The =veil= is white, silky, hairy,
separating from the stem like a dense cortina, the threads stretched
both above and below as shown in Fig. 84 from plants (No. 3157 C. U.
herbarium), collected at Ithaca.
Public-domain text, read in full here on John Shaqi.
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