the polyporaceae of wisconsin

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Purchase of this book includes free trial access to www.million-books.com where you can read more than a million books for free. This is an OCR edition with typos. Excerpt from book: Polyporaceae. Fleshy, leathery or woody fungi, the carpophore variously shaped or wanting. Hymenophore typically porose and on the underside of the pileus. Pores rounded or angular sometimes sinuous or lacerate. The following key to the genera is based on that of Fries. Key To The Genera. 1. Fructification consisting of tubules only, the receptacle entirely wanting; tubules gregarious on substratum, at first closed Solenia Hoffm. 2 Pileus expanded, membranaceous; tubules at first papilliform, becoming elongate Porothelium. 3. Pileus effused, membranaceous, pores mere pits formed by reticulating folds Mervlius HalL 4. Tubes in a gelatinous layer distinct from the plleus; dimidiate or effuso- reflexed Glcoporus Mont. 5. Pileus seml-stlpitate, pores alveolar, arranged in radiating series from the stipe Favolus Pries. 6. Pileus dimidiate, coriaceous; pores sinuous, labyrinthine. Daedalea Pers. 7. Pileus usually woody or corky; tubules unequally sunk into the substance of the pileus, round, or elongate, entire Trametes Fries. 8. Pileus wholly resupinate; sometimes obsolete Poria Pers. 9. Tubules at first punctlform, developed from the center outwardly; hy- menophore coriaceous, or membranaceous Polystictus Fries. 10. Stratum of tubes distinct from hymenophore, but not separable; usually stratose, woody, sessile, dimidiate Fames Fries. 11. Stratum of tubes distinct from hymenophore, but not separable, not stra tose; flesh, tough, stipitate or sessile Polyporus Michx. 12. Stem lateral or wanting; tubes distinct from each other but crowded to gether at first resembling warts Fistulina Bull. 13. Tubules not easily separating from the pileus nor from each other, formed by numro.us radiating broader lamellae eve...
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0897897420

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