84 Myxomycetese, Amaurosporse, Physarum. 



granula calcea gerentibus; sporis globosis, sordide lilacinis, minute 

 verrucosis, 8-10 a. diam. 



Hab. in cortice Acaciae, Aiken Carolinas inf. 



3. Badhamla penetralis C, et Ell. Grev. V, p. 49, t. 80, f. 1. — Gre- i^y? 

 garia, stipitata; peridiis subglobosis, albidis, demum atris: capil- 

 litio atro-fusco; stipite penetrante fusco-atro; sporis globosis, atro- 

 fuscis, in massas sphsericas diu couglobatis. - 



Hab. in asseribus pineis oon omnino putridis, New Jersey " 

 Amer. bor. 



PHYSARUW Pers. — Syll. VII, p. 336. 



1. Physarum Carlylei Massee Grev. XVII, p. 56. — Peridiis stipita- 4798 

 tis, globosis, aurantio-miniatis, minute furfuraceis; stipite peridii 

 diametrura subiBquante, crasso, ruguloso, miniato, in hypothallum 

 tenue plicatum deorsum expanso, capillitio tenui, flavo, floccis dense 

 reticulatis, angulis incrassatis et granula calcea aurantia contiiien- 

 tibus ; columella tiulla; sporis giobosis, levibus, sordide violaceis, 

 7-8 y.. diam. 



Jiab. ad ligna putrescentia, Carlisle Britannife (Doct. Carlyle). 

 — Peridia 1,5-2 inin. alt. solitaria, binata vel ternata. Distincta 

 species ad Phys. ricbiginosum accedens, sed sporis miuoribus, [)e- 

 ridiis stipitatis subsparsis raox distincta. 



2. Physarum Cafidris A. Lister Journ. of Bot. 189i, p. 258, t. 308, 4m 

 f. 2. — Peridiis subgiobosis, 0,5 ram. diain., sparsis, niveis, rugosis, 

 stipitatis. tunica incolori, ob gi-anula calcea incrassata; stipite sub- 

 diaphano, 1-1,5 mm. long., subulato, erecto, snlcato, rubente; co- 

 lumella nulla; floccis hyalinis, ramosis, angulis dilatatis; nodis cal- 

 ceis variis, 10-40 v.. diam.: sporis brunneo-violaceis, levibus, 8-10 

 a. diam. 



Hab. in foliis dejectis, Lyme Regis Britauniaj. — P. leucophoso 

 affine. 



3. Physarum tenerum Rex Descript. Myxem. pag. 192. — Peridiis ^so 

 stipitatis, erectis vel pendulis, exacte spbsericis, circ. '/3 mra. diam , 

 tunica siraplici, raenibranacea, grauulis calcareis, circularibus, ap- 

 planatis, flavis asperata, dein laciniatini fissa ; stipite 1-1,5 inm, 

 alt., subulato, opaco, gracili, supra dilute flavo, subtus ad brun- 

 neum vorgente, basi tantum vel omnino longitudinaliter striato ; 

 culume!la nulla; capillitio albo, delicato, laxe regulariterque re- 

 ticulato, ad intersectiones granulis calcareis, numerosis, minutis 



