. The fungi which cause plant disease . Plant diseases; Fungi. 600 THE FUNGI WHICH CAUSE PLANT DISEASE Monotosporese (p. 595) Conidia dark, solitary, acrogenous. Key to Genera of Monotosporese Sterile hyphae lacking Fertile hyphae short and fascicled at base 1. Hadrotrichum. Fertile hyphse longer, separate 2. Monotospora. Sterile hyphse present Conidia with a loose hyaline membrane. 3. Nigrospora. Conidia without a membrane Conidia with a large shining drop... 4. Sporoglena. Conidia without a shining drop 5. Acremoniella, p. 600. Acremoniella Saccardo Hyphse creeping, simple or ramose, hyaline

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. The fungi which cause plant disease . Plant diseases; Fungi. 600 THE FUNGI WHICH CAUSE PLANT DISEASE Monotosporese (p. 595) Conidia dark, solitary, acrogenous. Key to Genera of Monotosporese Sterile hyphae lacking Fertile hyphae short and fascicled at base 1. Hadrotrichum. Fertile hyphse longer, separate 2. Monotospora. Sterile hyphse present Conidia with a loose hyaline membrane. 3. Nigrospora. Conidia without a membrane Conidia with a large shining drop... 4. Sporoglena. Conidia without a shining drop 5. Acremoniella, p. 600. Acremoniella Saccardo Hyphse creeping, simple or ramose, hyaline or colored; conidio- phores simple, short, subbulbous below; US f% conidia globose to ovoid, fuscous. About a dozen species. A. occulta Cav.^ forms brownish-yellow flakes on the stems of cereals; A. verrucosa Togn. on wheat in A "^^lA/^^^:^ Italy. Fio. 402.—AcremonieUa. HaplographieSB (p. 595) After Bonorden. Conidia dark, catenulate. Key to Genesa of Haplographies. Sterile hyphse aU creeping or obsolete Fertile hyphse simple, not branched at tip Chains of conidia lateral 1, Dematium. Chains terminal Conidia without isthmi 2. Catenularia. Conidia connected by cylindric isthmi 3. Prophytroma. Fertile hyphse branched Hyphaj dendroid 4. Hormodendrum, p. 601.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Stevens, Frank Lincoln, 1871-1934. New York : Macmillan