558 187. Racod. 8. NEMATOMYCEZ. . Pl. cell. aph. 
Fungus spongiosus niger reticulatus, doliolis vinosis adnascens, Raii 
Syn. BT, 10. 
Byssus mollissima, Ehrh. Crypt. 217. 
Byssus septica, Roth Germ, 4, 561. 
Fibrillaria vinaria, Sowerby Fungi, 432. 
Racodium cellulare, Persoon Syn. 701. 
Mouse-skin byssus. 
On casks in wine-cellars, from the rotten hoops; some- 
times entirely covering the cask. 
When compressed, resembies the skin of a mouse.— 
Used as an excellent styptic. 
XXII. 188. DEMATIUM. Link. Star-fibre. 
Thalli lying down or ascending, stiff, opake, branched, 
not jointed in any part, lasting. 
Dematium rupestre. Rock star-fibre. 
Thalli black, interwoven, cushionlike. 
Byssus petra nigerrima, Dillen in Raii Syn. 517, 8. 
Byssus nigra, Hudson Fl. Angl. 606. 
Byssus antiquitatis, Weiss Crypt. 
Conferva nigra, Roth Cat. 3, 299. 
Conferva eburnea, Dillwyn Conf. 101. 
Racodium rupestre, Persoon Syn. 701. 
Dematium rupestre, Esenbeck Syst. 2,21. 
On rocks, especially sandstone. 
XXIII. 189. BYSSUS. Micheli. Byssus. 
Thalli threadlike, lying or hanging down, very tender, 
opake, branched, not jointed in any part; soon melting 
away. 
Byssus bombycina. Cotlony byssus. 
Thalli very long, slender, collected into close flocks, ex-- 
tremely white. 
Byssus bombycina, Roth Germ. 3, 563. 
Mucor fugacissima, Schrank Brief, 2, 321. 
Byssus floccosa, Schreb. Germ. 144. 
Byssus subterranea, Scopoli Carn. 2,411. 
On wood, in cellars. 
XXIV. 190. TYPHODERMA. Death-skin. 
Thalli fibrous, not branched, lying down, Rone en- 
tangled into a pellucid rege 
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