. Fig. 127.—Phoma sanguinolenta. i, diseased carrot; 2, diseased carrot flowering stem ; 3, portion of a diseased spot showing perithecia with the conidia escaping as a viscid tendril ; 4, section of a perithecium with the conidia oozing out in a tendril. Figs. 1 and 2 reduced; remainder mag. Phoma solanicola (Prill, and Del.) attacks the haulm of the potato, forming large, oblong, whitish or clear yellow spots, which eventually become dotted over with the minute, blackish perithecia of the fungus. When the lateral branches are attacked the leaves soon wither, and when several branches are att
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. Fig. 127.—Phoma sanguinolenta. i, diseased carrot; 2, diseased carrot flowering stem ; 3, portion of a diseased spot showing perithecia with the conidia escaping as a viscid tendril ; 4, section of a perithecium with the conidia oozing out in a tendril. Figs. 1 and 2 reduced; remainder mag. Phoma solanicola (Prill, and Del.) attacks the haulm of the potato, forming large, oblong, whitish or clear yellow spots, which eventually become dotted over with the minute, blackish perithecia of the fungus. When the lateral branches are attacked the leaves soon wither, and when several branches are attacked the plant does not obtain the required