,? v; 
558 187. Raced. 8. NEMATOMYCEiE. Pl.cell.aph. 
Fungus sponsiosus niger reticulatus, doliolis vinosis adnascens, Raii 
Syn. 57, 10. 
Byssus mollissiina, j 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, resembles 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 petraea nigerrima, Dillen in Raii Syn. 57,8. 
Byssus nigra, Hudson FI. Angl. 606. 
Byssus amiquitatis, 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. Cottony byssus. 
Thalli very long, slender, collected into close flocks, ex- 
tremely white. 
Byssus bombycina, Roth Germ. 3, 563. 
Mucor fugacissima, Schrank Brief j 2, 32L 
Byssus floccosa, Schreb. Germ. 144. 
Byssus subterranea, Scopoli Cam. 2,411. 
On wood, in cellars. 
XXIV. 190. TYPHODERMA. Death-skin. 
Thalli fibrous, not branched, lying down, jointed, en- 
tangled into a pellucid pellicle. 
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