24 Ilymenomycetese, Agaiicinese, Leucosporae, Clitocybe. 



sphaeiico dein explanato-umbilicato, 1-2 cin. diarn., leYissiino, gla- 

 berrirno, margine integro, plus rninusve undulato-repando, laxe et 

 \ix manifeste striato (non plicato), sordide albo v. albescenti-cine- 

 rescente, hygrophano; larnellis subconfertis, polymacriis, arcuatis, 

 2 mm. iat., antice obtusato-rotundatis, postice attenuato-decurren- 

 tibus, a stipite facillime secedentibuy, acie integerrimis, pileo con- 

 coloribus vel pallidioribus ; stipite fistuloso, tereti vix basi subin- 

 crassatulo, 15 mm. long, 2-3 mm. diam., levi, glaberrimo, fibro- 

 sulo, pileo concolore, mycelio albo-araneoso v. gossypinulo latiu- 

 scule expanso radicato; sporis albis, globosis, hyaiinis, levibus, 3- 

 3,5 U: diam. 



Hab. in pratis arenosis sub umbra arbuscularum prope Punta 

 Arenas in freto Magellanico. — Caro pilei tenuis, hygrophana, 

 mollis, lamellis adnata; caro stipitis fibrosa. Species Cl. eocpallenti 

 Pers. valde affinis. 



23. Clitocybe subsplendens Cooke et Mass. Grev, XVIII, p. 2. — 96 

 Ab affini Cl. splendente differt habitu Ccespitoso; lamellis brevius 

 decurrentibus : sporis subglobosis, 4-5 y.. diam, 



Uab. ititer gramina in hortis, Brisbane Australiae (BArLEY). 



24. Clitocybe zygophylla Cooke et Mas.s. Grev, XV, p. 67. — Pileo 97 

 subcarnoso, convexo, dein expanso, disco depresso, hygrophano, 

 flaccido-tenacello, pallido, udo griseo-tincto, sicco ochraceo-albo, 

 margine tenui, initio involuto, rugoso v. plicato (intervallis ajqua- 

 libus); stipite sequali, spongioso-farcto, albo, in piieum expanso, 

 plano, glabro, basi tantum albo-tomentello; lamellis longe decurren- 

 tibus, subdistantibus, venis distinctis connexis, cinereis; sporis el- 

 lipsoideis, 8 s 4. 



Tlab. inter folia Swarraton, Hants Britanniae (Rev. W. L, W. 

 Eyre). — Pileus 5-10 cm. lat. ; stipes 5 cm. long., 6-8 mm. cr. 



25. Clitocybe Tucala Speg. F. Fueg. n, 8. — Solitaria, parvula; pileo ^ 

 infundibiiliformi, 2 cm. diam., castaneo-fusco, glaberrimo, levissimo. 

 margine recto, acuto, integro vel vix repandulo; lamellis densiu- 

 scnlis, strictis, linearibus, polj^macriis, acie integerrimis, utrinque at- 

 tenuato-acutissimis, decurrentibus, prirao albesceutibus dein sordide 

 carneo-fuscescentibus; stipite brevi, 5-10 mm. long.,3-4 mm. crass., 

 tereti-obconico, postice attenuato, basi rotundato parcissimeque ra- 

 dicato, farcto carneo-fusco v. melleo-fulvo; carne in pileo tenui, 



in stipite fibrosulo-compactiuscula, fusco-carnea, hygrophana. 



Ho.h. in campis prajcipue ad ceespites Azorellarura [tucdla ab 

 incolis vocatos) prope Ushuvaia Fuegiaj. 



