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FUNGORUM - Acervo Digital de Obras Especiais

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Agaricineæ, Leucosporæ, Russula. 453<br />

Hab. in paludibus in Carolina meridionali Am. bor. (RAVENEL).<br />

- Pileus, 2,5-4 cm. latus, stipes 2,5-5 cm. longus, vix 0,5 cm.<br />

crassus.<br />

Trib. IV. PLEUROPUS. Stipes excentricus v. lateralis. Truncigeni.<br />

108. Lactarius obliquus Fr. Epicr. p. 348, Hym. Eur. p. 438, A. pu- 1786<br />

bescens Secret. n. 437 exclus. syn. - Albo-lutescens; pileo carnoso,<br />

tenui, plano-<strong>de</strong>presso, obliquo, griseo-zonato, lobato, sericeo;<br />

stipite e farcto cavo, subexcentrico, curvato; lamellis confertis lacteque<br />

albis.<br />

Hab. ad truncos Fagi in Helvetia et in aggeribus ad margines<br />

viarum in Britannia. Cæspitosus, tenuis, fragilis, graveolens,<br />

pileo difformi.<br />

109. Lactarius lateripes (Desm.) Fr. Hym. Eur. p. 438, Ag. Desm. Cat. 1787<br />

Omiss. p. 21, Pers. Myc. Eur. 3, t. 24, f. 1, A. albido-roseus Gmel.<br />

Milchbl. Bad. p. 22. - Albido-roseolus; pileo compacto, subdimidiato,<br />

azono stipiteque laterali, inæquali glabris; lamellis tenuibus<br />

confertis; lacte albo.<br />

Hab. ad truncos arborum GaIliæ borealis et Germaniæ occi<strong>de</strong>ntalis<br />

raro. - Admodum nobilis, solitarius, albicans, sapore<br />

acriusculo.<br />

RUSSULA Pers. Fr. Epic. Hym. p. 349, (Etym. russulus, rubescens).<br />

- Velum nullum. Hymenophorum in tramam vesiculosam immutatum<br />

<strong>de</strong>scen<strong>de</strong>ns. Lamellæ rigidæ, fragiles nec lactescentes, acie<br />

acutæ. Sporæ rotundatæ, sæpe echinulatæ, albæ v. lutescentes.<br />

Fungi terrestres, carnosi, putrescentes, stipite polito, pileo primitus<br />

v. <strong>de</strong>mum <strong>de</strong>presso.<br />

Russulæ sistunt gregem maxime naturalem, Lactariis affinem, sed lactis <strong>de</strong>fectu<br />

facillime recognitam. Variæ vero Russulæ guttas aqueas plorant,<br />

præcipue jove pluvio. Lamellæ plurimarum longitudine æquales vel furcatæ,<br />

sed in tribu Compactarum omnino inæquales. Species plerumque<br />

spectabiles; vulgatissimæ tribus Fragilium ob varietatem coloris pilei ægre<br />

<strong>de</strong>terminantur.<br />

I. COMPACTÆ. Pileus ubique carnosus, un<strong>de</strong> margo primo infractus, semper<br />

exstrius absque pellicula viscosa discreta (un<strong>de</strong> color non variabilis, sed<br />

ex ætate et aeris constitutione tantum mutatus). Caro compacta, firma.<br />

Stipes solidus, carnosus. Lamellæ inæquales.<br />

I. Russula nigricans (Bull.) Fr. Ep. p. 350, Hym. Eur. p. 439, Huss. 1738<br />

I, t. 73, Berk. Outl. p. 209. Gill. C. F. c. icon., Seyn. t. IV, f. 4,

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