Hymenomycetse, Agaricaceie, Leucospone, Xerotus. 173 



PANELLUS Karst. 1879.— Syll. XIV p. 9 {= Rbipidiuin Wallr. 1833, 

 Hemieybe P. Karst. 1879). 



1. Panellus flabellatus Murrill, Nortli Anier. Fl.* IX, 4,, p. 245 (1915). — 645 

 Pileo sessili v. stipite brevissimo laterali praedito, Habelliformi, 

 plerumque convexo et plus v. minus irregulari, tenuissimo, imbri- 

 cato-caespitoso, 3-6 cm. longo 6-10 cra. lato; superftcie glabra, levi, 

 e alba cremea v. ochracea, margine concolori, irregulari v. lobato ; 

 contextu tenui, carnoso-teuaci, odore et sapore satis grato; lamel- 

 lis angustissimis et confertissimis, insertis sed non furcatis, e albis 

 ocbraceis, acie integris ; sporis ovoideis, levibus, byalinis, 5 * 3-4 ; 

 stipite laterali tuberculiformi, quandoque usque 1 cm. longo, albo, 

 glabro V. pruinosulo, lamellis decurrentibus signato. 



Hab. ad ligna dejecta in silvis, prope Jalapa, Mexico, Amer. bor. 



(MURRILL). 



1'. Panellus subcantharelloides Murrill, Nortb Amer. FI. IX, 4., p. 245 646 



(1915). — Pileo e flabelliformi subcirculari, tenui, carnoso-tenaci, 

 e umbilicato subinfundibuliformi, 3-4 cm. lato ; superficie alba, 

 glabra, centro pruinosa, margine integro, concolori, arescendo ple- 

 rumque inflexo ; lamellis decurrentibus, pluries insertis^ non dicbo- 

 tomis, angustissimis et confertissimis, tenuibus albis ; sporis ovoi- 

 deis, levibus, byalinis, 5*3; stipite brevi, sursum attenuato, albo, 

 toraentoso, lignoso, 1 cm. circ. lougo et 2-3 mm. crasso. 



Rah. solitarius v. gregarius ad radices vetustas, EI Yunque Moun- 

 tain, Cuba, Amer. bor. (Unterwood et Earle). 

 3. Panellus jalapensis Murrill, Nortb Amer. FI. IX, 4., p. 244 (1915). — 647 

 Pileo subtenui, opaco, petaliforrai, convexo, caespitoso, 2-4 cm. 

 lato ; superftcie minute striata, e pubescenti giabra, postice tomen- 

 tosa, avellanea, margine albescenti, isabellina, arescendo fortiter 

 incurvo ; contextu carnoso, albo, sapore dulci fariuaceo ; lamellis 

 albis, angustis, coufertis, insertis, nou furcatis, postice attenuatis 

 et decurrentibus, acie demum praecipue ad marginem dentata; sti- 

 pite brevissimo, e excentrico sublaterali, basim versus attenuato, 

 albo, tomentoso, 5-8 ram. longo, 2-4 rara. circ. crasso. 



Hab. caespitosus ad truncum in silvis, prope Jalapa, Mexico, 

 Amer. bor. (Murrill). 



XEROTUS Fr.— Syll. V p. 630, IX p. 78, XI p. 42, XI Y p. 123, XYI 



p. 67, XYII p. 51, XXI p. 123. 

 1. Xerotus cinnamomeus Ramsbott., in Gibbs Contr. Pbytogeogr. Ar- 648 



fak Mount. p. 64 (19.17).— Mesopus; cinnamomeus, coriaceus ; pi- 



