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FUNGORUM - Acervo Digital de Obras Especiais

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Agaricineæ, Leucosporæ, Collybia. 241<br />

metro 3-4 cm. æquans, umbone persistente; stipes cartilagiucus,<br />

concolor, siccus brunneus et fragilis, eximie fistulosus, 2 1/2 ad 4 1/2<br />

cm. longus, sursum 2 ad 3, <strong>de</strong>orsum (bulbus) 6 mm. crassus, le-<br />

vis, nec striatus. Lamellæ tri-tetradymæ vel lineari-lanceolatæ,<br />

postice rotundatæ latiores et ibi 1 mm. vix superantes, longiores<br />

vero sinuato-affixæ, luteolæ, omnes tenuissimæ, 50 µ. crassitie<br />

adæquantes, acie integerrimæ. Trama tenuissima. Hymenium ba-<br />

sidiis clavatis, 20 µ. longis hyalinis compositum. Cystidia obsoleta<br />

vel nulla. Sporæ albæ, ovoi<strong>de</strong>æ, majori diametro 5 µ. longæ.<br />

167. Collybia Familia Peck 23 Rep. of the St. Mus. N. Y, pag. 79. 894<br />

- Cæspitosa; pileo tenui, hemisphærico vel convexo, glabro, albido,<br />

sæpe luteo-tincto, disco obscuriore; stipite tenui, albo, glabro,<br />

cavo; lamellis angustis, confertis, attingentibus, postice rotundatis,<br />

subliberis.<br />

Hab. in truncis vetustis in montibus Adirondack Amer. bor.<br />

- Statura 5-8 cm. adæquans; pileus 12-25 mm. latus; stipes 2<br />

mm. crassus; discus brunneo maculatus. Exsiccatione obscuratur.<br />

168. Collybia abundans Peck 29 Rep. St. Mus. N. Y. p. 38. - Pileo 895<br />

tenui, convexo vel expanso, subumbilicato, innato-fibrilloso, albido<br />

in fuscum vibrante, sæpe disco obscuriore atque <strong>de</strong>nsius fibrilloso,<br />

margine tenui subtiliter rimoso; stipite æquali, glabro, cavo, sub-<br />

tiliter rimoso, sæpe incurvo, pileo concolore, apice pruinoso; la-<br />

mellis angustis, confertis, adnatis, interdum venosis, candidis.<br />

Hab. in truncis marcescentibus in silvis, Sandlake et Greig<br />

Amer. bor. - Gregaria vel subcæspitosa, 2 1/2-5 cm. longa; pileus<br />

2 1/2-4 cm. latus; stipes 2 mm. crassus. Haud frequens, sed<br />

quando occurrit vulgo copiosa. Arescendo margo involvitur atque<br />

color obscuratur.<br />

169. Collybia adianticeps Berk. et C. N. Pac. expl. n. 10. - Fla- 896<br />

vida; pileo <strong>de</strong>mum <strong>de</strong>presso, striato, margine crenato, appendiculato;<br />

stipite cartilagineo, æquali; lamellis angustis, adnexis.<br />

Hab. in montanis prope Hakodadi Japoniæ. - Pileus pulcherrimæ<br />

speciei frondi Adianti margine longe striato, crenato appeadiculatoque<br />

simillimus.<br />

170. Collybia spinulifera Peck 24 Rep. of the Bot. p. 62. - Pileo 897<br />

carnoso, tenui, convexo, levi, hygrophano, alutaceo-rubente, udo<br />

margine striatulo, sicco palIidiori; stipite gracili, fibroso, levi, nitente,<br />

cavo, brunneo-rufo, <strong>de</strong>mum pallido, basi mycelio albido in-<br />

structo; lamellis angustis, confertis, postice rotundatis liberisque,<br />

palli<strong>de</strong> cinnamomeis; sporis subellipticis, 5 µ. longis.<br />

16

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