232 



8. M. rotula (Bull.) Fr. Epicr. Syst. myc. p. 385. 

 Pileus membranaceus, convexulus, umbilicatus, plicatus, 



albidus, disco saepe obscuriori. Stipes corneus, fistulosus, 

 glaberrimus, nigricans. Lamellae paucae, latae, distantes, 

 in collarium liberum postice conjunctae. 



Syn. Agaricus rotiila Bull. Hist. Champ. Frano. t. 64, 569, 

 f. 3. Flor. dan. t. 1134. Marasmius rotula Fr. Hym. enr. p. 477. 



Exsicc. Karst. Fung. Fenn. 308. Rab. Fung. eur. H, 606. 



Hab. In silvis, praesertim frondosis, ad folia, stipites 

 et truncos fere perennis. Passim occurrit in Fennia australi 

 (Tammela ad Myllykyla, Sibbo ad Soderkulla, Tyrvis: ipse, 

 Helsingfors: W. Nylander). 



Gregarius, saepe subcaespitosus. Pileus albidus vel pallescens, 

 umbilico concolori vel fuscescentc. 



9. M. graminum (Lib.) Berk. Outl. p. 222, t. 14, f. 8. 

 Pileus membranaceus, e convexo planus, umbonatus, 



Bulcis paucis exaratus, albido-rufescens. Stipes capillaris, 

 tenax, glaber, nitidus, ater, apice saepe pallidus. Lamellae 

 collario libero instar prioris adnatae, aeqvales, paucae (6 — 

 8), valde distantes, albidae. 



Syn. et exsicc. Lib. Plant. arduenn. 119. 



Hab. Ad culmos foliaqve emarcida graminum in re- 

 gione Aboensi et prope Mustiala mense Sept. obvius. 

 Pileus 3 — 4 mm. circiter latns. 



10. M. androsaceus (Llnn.) Fr. Epicr. Syst. p. 385. 

 Pileus membranaceus, convexulus, subumbilicatus, stria- 



tus, glaber, albido-fuscescens vel sordide albidus. Stipes 

 corneus, fistulosus, glaberrimus, niger. Lamellae stipite ad- 

 natae, distinctae, simplices, albidae. 



Syn. Agaricus androsaceus Linn. Flor. Svec. n. 1193, Fr. 



