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FUNGORUM - Acervo Digital de Obras Especiais

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Agaricineæ, Leucosporæ, Lactarius. 435<br />

41. Lactarius umbrinus (Pers.) Fr. Epicr. p. 339, Hym. Eur. p. 429, 1719<br />

Britz. Lact. f. 19, Agaricus Pers. Syn. p. 435, Alb. et Schw. n.<br />

614, A. curtipes Secr. n. 443, Hypophyllum umbrinum Paul. t.<br />

69, f. 1-2? - Pileo compacto, convexo-plano, umbilicato, sicco,<br />

rivuloso-floccoso, umbrino, azono; stipite solido, brevissimo, albocinerescente;<br />

lamellis confertis, lutescenti-pallidis; lacte acri, albo,<br />

griseo-maculante.<br />

Hab. in pinetis Europæ raro. - Curtus, compactus, sed pileus<br />

haud crassus, sæpe flexuosus; variat expallens. Stipes vix 2½ cm.<br />

longus; lamellæ sub<strong>de</strong>currentes, postice furcatæ; sporæ 8-10 8.<br />

42. Lactarius plumbeus (Bull.) Fr. Epicr. p. 339, Hym. Eur. p. 429, 1720<br />

Britz. Lact. f. 22, Berk. Outl. p. 205, Kickx p. 100, Agaricus<br />

Bull. t. 282, 559, f. 2, S. M. I. p. 73, Veinm. p. 48, Secr. n.<br />

438, Barla t. 21, f. 1-5, A. Listeri Sowerb. t. 245, Krapf. t. 4,<br />

f. 1-3. - Pileo compacto, e convexo <strong>de</strong>mum infundibuliformi,<br />

sicco, impolito, e fuligineo nigro-fusco; stipite solido, æquali,<br />

obeso; lamellis confertis, albo-lutescentibus; lacte acri, albo, im-<br />

mutabili.<br />

Hab. in silvis, præcipue acerosis, Europæ. - Pileus 7-13 cm.<br />

latus; stipes 3-8 cm. longus; sporæ 6-8 4-6. Validus, habitu ad<br />

Russulares acce<strong>de</strong>ns, sed L. viridi omnino proximus. Exstat inter<br />

hunc et L. piperatum medius A. Listeri Sow. t. 245, haud ita<br />

clarus, ut distinguere liceat.<br />

43. Lactarius parvus Peck 29 Rep. p. 44. - Pileo subplano, <strong>de</strong>in 1721<br />

<strong>de</strong>presso, glabro, rubescenti-brunneo, expallente; stipite brevissimo,<br />

sæpe incurvo, farcto, æquali vel sursum nonnihil attenuato,<br />

albido; lamellis confertis, angustis ex albido luteo tinctis; sporis<br />

globosis, scabris, 8 µ. diam.; lacte albo, acri.<br />

Hab. ad caudices vetustos in silvis, Sandlake et Greig Amer.<br />

bor. - Statura circiter 2½ cm. metiens; pileus 13-25 mm. latus,<br />

stipes 2-4 mm. crassus.<br />

44. Lactarius varius Peck 38 Rep. St. Mus. p. 126. - Pileo tenui, 1722<br />

convexo vel subplano, umbilicato, subin<strong>de</strong> minute umbonato, gl a-<br />

bro, ruguloso vel levi, subudo, azono vel anguste margine zonato;<br />

griseo vel brunneo, sæpe lilacino tincto; stipite æquali, elastico,<br />

glabro, intus solido vel spongioso; pileo subconcolori; lamellis<br />

confertis, adnatis vel sub<strong>de</strong>currentibus, carneolis, vulneratis, viri-<br />

dulis; sporis albis, 7-8 µ. diam.; lacte albo, <strong>de</strong>mum acri, odore<br />

nullo, carne alba.<br />

Hab. in silvulis locisque udis West Albany et Karner Amer.

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