North American Flora: Agaricales, Agaricaceae (Vol. 10 ... - MykoWeb

40 NORTH AMERICAN FLORA [VOLUME 10
ILLUSTRATIONS: Ann. Rep. N. Y. State Mus. 48: pi. 20; Baria, Champ. Nice pi. 21, 22; Bull.
Herb. Fr. pi. 377, 543; Fries, Sv. Aetl. Svamp. pi. 36; Mcllv. Am. Fungi pi. 16, f. 1; Mycologia 1:
pi. 1, f. 2; Sow. Engl. Fungi pi. 101; Vitt. Descr. Funghi Mang. pi. 3; Gill. Champ. Fr. pi. 54 (36);
Cooke, Brit. Fungi pi. 32 (56).
EXSICCATI: Clements, Crypt. Form. Colo. 173; Allesch. & Sehn. Fungi Bavar. 58, 60; Rav.
Fungi Car. 2: 1; Rav. Fungi Am. 407; Desmaz. PI. Crypt. 1647; Herpell, Präp. Hutpilze 4; Karst.
Fini. Fungi 206; Briosi & Cav. Fung. Par. 166; Sydow, Myc. Mar. 2, 1408; Thüm. Fungi Austr. 903;
Roum. Fungi Gall. 4003; Rab.-Wint. Fungi Eur. 1201; Ellis & Ev. N. Am. Fungi 3201; Shear, N. Y.
Fungi 102; D. Sacc. Myc. Ital. 201.
47. LIMACELLA Earle, Bull. N. Y. Bot. Gard. 5: 447. 1909.
Pileus soft, fleshy, putrescent, decidedly viscid, solitary or gregarious; lamellae free;
spores hyaline; veil usually forming an annulus; stipe central, slender, fleshy.
Type species, Agaricus delicatus Fries.
Pileus white or pale-yellowish.
Pileus 1-3 cm. broad, pure-white.
Stipe 2.5 cm. long. 1. L. agrícola.
Stipe 5-7 cm. long. 2. L. albissima.
Pileus 3-8 cm. broad.
Spores 4•5 ¡i long. 3. L. illinita.
Spores 9-11 p long. 4. L. benlista.
Pileus white, fulvous to brownish on the disk. 5. L. fulvodisca.
Pileus cream-colored with rosy tints.
Pileus 3-4 cm. broad; stipe 4-6 cm. long. 6. L. McMurphyi.
Pileus 6 cm. broad; stipe 5•10 cm. long. 7. L. roseicremea.
Pileus isabelline to tawny or brownish.
Pileus 3-4 cm. broad. 8. L. glischra.
Pileus 5-7.5 cm. broad. 9. L. oblita.
1. Limacella agrícola Murrill, Mycologia 3: 81. 1911.
Pileus convex, regular, rather firm for the genus, 2.5 cm. broad; surface smooth, glabrous,
slimy, white, with incurved, striate margin; lamellae free, white, broad, unequal; spores sub-
globose, smooth, pure-hyaline, often uninucleate, 4-5 M long; stipe cylindric, even, white,
glabrous, shining, slightly bulbous at the base, 2.5 cm. long, 2 mm. thick; annulus superior,
slight, evanescent.
TYPE LOCALITY: Constant Spring Hotel, near Kingston, Jamaica.
HABITAT: On a lawn.
DISTRIBUTION: Known only from the type locality.
2. Limacella albissima Murrill.
Lepiota Candida Morgan, Jour. Myc. 12: 202. 1906. Not L. candida Copeland. 1905.
Pileus fleshy, ovoid to convex and expanded, subumbonate, 1-3 cm. broad; surface
radiate-fibrillose, smooth, pure-white, covered by a very thin viscous epidermal layer, at first
continuous, but with the growth of the pileus drawn apart and left as minute scales upon the
surface; context thin, white; lamellae narrow, close, free and rather remote, pure-white; spores
oblong-ellipsoid, obliquely apiculate, 5-7X3-4 /¿; stipe long, tapering upward from the clávate
base, fistulöse, silky-fibrillose or quite smooth, pure-white, 5-7 cm. long, 5-6 mm. thick at the
base, tapering to 2-3 mm. at the apex; annulus thin, membranous, persistent.
TYPB LOCALITY: Preston, Ohio.
HABITAT: On the ground among old leaves in woods.
DISTRIBUTION : Known only from the type locality.
3. Limacella illinita (Fries) Murrill.
Agaricus illinilus Fries, Obs. Myc. 2: 8, 1818.
Lepiota illinita Quel. Champ. Jura Vosg. 326. 1873.
Pileus rather thin, soft, ovoid to campanulate or expanded, subumbonate, 2.5-6 cm.
broad; surface smooth, white or whitish, very viscid or glutinous, striate or at times smooth on
the margin; context white, soft, odor farinaceous; lamellae free, crowded, white; spores globose
or subglobose, smooth, hyaline, 4-5 X3.5-4 ¡J.; stipe equal or slightly tapering upward, viscid,
white, stuffed or hollow, 5-9 cm. long, 4-6 mm. thick; annulus acushion of fibrils usually covered
with slime.
TYPB LOCALITY: Sweden.
HABITAT: Grassy woods and fields.
DISTRIBUTION: Northern United States; also in Europe.
ILLUSTRATIONS: Fries, Ic. Hymen, pi. 16; Pat. Tab. Fung. /. 609; Gill. Champ. Fr. pi. 425.