Nolanea Leptonia. 131 



exilis, Fr. P. 2 cm. conico-exp. striate, livid grey, apex darker 

 and papillate ; g. adnexed ; s. 4 6 cm. filiform, bluish green, apex 

 naked; sp. . 



[Kretzschmarii, Rab. P. ovate then exp. reddish then greyish 

 white, umbo rather fleshy, pellucidly striate at edge; g. decur. ; s. 

 yellowish brown, base floccosely rooting. 



rubida, Berk. P. up to 1 cm. convex then exp. umbil. whitish 

 grey then rufescent, minutely silky; g. adnate, slightly decur.; s. 

 4 6 mm. white; sp. 4 5 x 3. 



[codes, Fr. Small. P. at first cucullate, furcato-sulcate, disc 

 umbil., umber, scabrid, becoming exp. ; g. adnate, broad, distant ; s. 

 glabrous, livid. 



[monachella, Q. P. campan. apiculate, striate, diaphanous, 

 white, centre spotted sooty; g. adnate, uncinate; s. bulbillose, white, 

 hyaline ; sp. rough, 10-.-12 x 6 8. 



[minuta, Karst. P. convex, sometimes subumbil. striate up to 

 umbilicus, glabrous, pallid fuscous, paler when dry and shining ; g. 

 adnate, pallid ; s. pallid fuscous, glabrous ; sp. rough, 7 9. 



LEPTONIA, Fr. 



* Gills whitish. Pileus rather fleshy, not striate, 

 not hygr. 



[Linkii, Fr. P. convexo-plane, fibrillosely virgate, sooty black 

 then grey, disc darker; g. white then flesh-colour, edge black; s. 

 glabrous, smoky, base incurved ; sp. 10 long. 



[Forquignoni, Q. P. umbil. wavy, rugulosely striate, granulated, 

 olive, diaphanous; g. eroded, hoary; s. slightly striate, silky; sp. 

 rough, 11 long. 



placida, Fr. P. 2 3 cm. convex, obtuse, grey or bluish, downy 

 disc darker, fibrillosely scaly; g. adnexed, broad, entirely whitish ; s. 

 4 7 cm. blackish-blue, apex with white bloom and very minutely 

 spotted black; sp. - . 



Differs from L. lappula in p. not being umbil. 



anatina, Lasch. P. 3 4 cm. campan. indistinctly umb. greyish 

 brown, longitudinally fibrillosely squamulose ; g. adnexed, broad ; s. 

 3 4 cm. bluish, pruinose then fibrillosely squamulose. apex even (not 

 spotted black); sp. 8x5. (1012 x 78 Sacc.) 



Differs from L. placida and L. lappula in not having black points 

 at apex of stem. 



lappula, Fr. P. 2 3 cm. exp. umbil. grey, even, the darker 

 umbilicus with erect fibrils, giving a muricellato-punctate appear- 

 ance ; g. broad, crowded ; s. 4 5 cm. brownish-lilac or blackish- 

 purple, apex naked and with black points ; sp. . 



