92 Myxomycetese, Lamprosporse, Arcyria. 



irregulariter laciniatirn v. firabriati:n dehiscentibus, castaneis v. fu- 

 sco-tabaciiiis; gleba citrina v. flavescente,- capillitii tubulis tenuis- 

 simis, 1 !■/■■ cr.. parce rainosis, levissimis, hinc inde spinulis soiita- 

 riis conicis v. elongato-subramuliforraibus ornatis, fiavescenti-hya- 

 linis; sporidiis globosis, 6-7 ^.. diara., e mutua pressione saepe com- 

 presso-angulosulis, levissimis, dilute flavescenti-vinosis. 



/?<3!(^. ad folia viva Fi 1 i c u m. piuriraarum nec non Tillandsise 

 niuscoidis in Sierra de Tehololo Brasilias. 



CORNUVIA Rost. — S.yll. Vli, p. 423. 



1. Cornuvia depressa A. Lister Journ. of Bot. 1891, p. 264, t. 311, ^gvg 

 fig. :-]. — Peridiis pulvinatis, depressis vel effusis, 2-10 inm. lat., 



0,3 mm. cr., brunneo-griseis, nitidulis, tunica levi translucida brun- 

 neola, basi incrassata; capillitii profusi floccis, pallide umbrinis, 

 insequalibus, 0,5-2 a. cr. furcatis, subinde fasciculatis, apice ab- 

 rupte acuminatis; sporis globosis, delicate spinosis, pallidissimis, 

 6-8 li. diam 



Jlab. in ramis putrescentibu^ Fraxini prope Lyme Regis Bri- 

 tannige. 



2. Cornuvia minutula Speg. F. Puigg. n. 196. — Peridiis ovoideis sti- 4330 

 pitatis, purpureo-fuscis, levibus, opacis, 0,5-0,6 mm. diam ; stipite 

 longiu^^colo, tenui, 2-3 ram, long., 120-150 y, cr. coccineo-roseo, 

 capillitio reticulato, tubulis spiraliter 4-t9enioIatis, 5-6 y.. cr., fla- 

 vescentibus; sporis globosis, levibus, flavescentibus, 6-7 a. diam. 



Hab. ad terram pinguera muscosam (an in radicibus putrescen- 

 tibus?) in pratis prope Apiahy Brasilise. — Species pusilla humi- 

 gena, habitu fere Slilbi cujusdam, 



ARCYRIA Hall. — Syll. VII. p. 425. 



1. Arcyria Winteri Wettst. Bot. Zeitschr. 1885, p. 199. — Peridiis 4S3i 

 gregariis numerosis, cuticulae tenuissimae insidentibus, cainpanulato- 

 ovoideis, apice obtusis, 1-1,5 mm. long., 0,7-1 mm. cr., aurantia- 



cis, stipite tenui, recto, 1-3 mm. long., capillitii floccis tenuibus, 

 hyalinis, reticulatim connexis, unilateraliter verruculosis; sporis 

 giobosis, 5-8 [j. diam., aurantiacis, levibus vel tenuissime vprru- 

 culosis. 



Hab. in asseribus putroscentibus in fodinis Stiria^. — Ab A. 

 ochroleuca \n piimis stipite longiore diff"ert, 



2. Arcyria dictyonema Rost. — Syll. VII, p. 431. — Sec. Grev. 

 XVllI, pr^g. 20 adest forraa lecta in lignis Sraethwick a claro A. 



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