Hymenogaster and related genera.pdf - MykoWeb
Hymenogaster and related genera.pdf - MykoWeb
Hymenogaster and related genera.pdf - MykoWeb
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674 ANNALS OF THE MISSOURI BOTANICAL GARDEN<br />
(VoL. 21<br />
branched, somewhat gelified hyphae; basidia narrow-cylindric,<br />
2-spored, extending slightly above the pa-raphyses, brownish;.<br />
spores citriform, with long, blunt, hyaline apiculus, <strong>and</strong><br />
wrinkled exospore, golden-yellow to dark red-brown, usually<br />
appendiculate, 27-29 x 11-13,p.<br />
In calcareous earth under Faguqs <strong>and</strong> Quercus. Hessen-Nas-<br />
sau, Germany. August to October.<br />
47. HYMENOGASTER Parksui Zeller & Dodge, sp. nov.<br />
Fructificationes spongiosae, laeves, subsphericae, 0.5-1.5 cm. diametro metientes,<br />
sordide albidae vel griseae, "cinnamon buff" vel "clay color " siccatae; peridium<br />
35-75 , crassitudine, byssoideum, stuposum, facile laceratum; gleba grisea, "Natal<br />
brown" siccata; septa 18-25 A erassitudine, stuposum, compactum; basidia 4-spora,<br />
cylindrica; sporae maturae nigerrimae, verrucosae, obovoideae vel late ellipsoideo-<br />
citriformes, 18.5-26 x 12.2-17 /, sporae immaturae laeves, flavae ut in H. citrino<br />
aut in H. Bulliardi, 22-24 x 11-14 /A, apiculatae pedicellataeque.<br />
Type: in Univ. Cal., Dodge, <strong>and</strong> Zeller Herbaria.<br />
Fructifications soft, spongy, smooth, subspherical, 0.5-<br />
1.5 cm. in diameter, dirty white to gray, becoming cinnamon-<br />
buff to clay-color on drying; peridium 35-75 ,u thick, cottony-<br />
stupose, hyaline, easily torn; gleba grayish, drying Natal<br />
brown, cavities first developing above; septa 18-25 /, thick,<br />
coarse-stupose, compact; basidia. 4-spored, cylindrical; spores<br />
very dark, verrucose at maturity, obovoid- or broadly ellipsoid-<br />
citriform, young spores smooth, clear yellowish, <strong>and</strong> resem-<br />
bling H. citrinus when narrow or H. Bulliardi when broad, ma-<br />
ture spores 18.5-26 x 12.2-17 tf young spores 22-24 x 11-14 ,,<br />
apiculate <strong>and</strong> pedicellate.<br />
Scattered just under leaves <strong>and</strong> through the soil about 5 cm.<br />
deep under Quercus <strong>and</strong> Heteromeles arbutifolia. California.<br />
November to April.<br />
CALiror.NIA: Santa Clara County, Guadaloupe Mines, H. E. Park.s 432, 950 type<br />
(Univ. Cal., Dodge <strong>and</strong> Zeller); San Mateo County, Lower Los Trancos Creek, Palo<br />
Alto, James McMurphy 276, Jasper Ridge, Palo Alto, J. MeMurphy 300 (Stanford<br />
<strong>and</strong> Zeller).<br />
48. HYMENOGASTER ARENARIUS Tulasne, Giorn. Bot. Ital. 12:<br />
55. 1844; Fung. Hypog. 73. 1851; DeToni in Sace. Syll. Fung.<br />
7: 168. 1888; Soehner, Hedwigia. 64: 192-202. 1923.
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