. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. GYMNOSPORANGIUM. 397 the species already described in remaining closed at the apex, the spores escaping through trellis-like slits on the lateral walls of the peridia (Fig. 234). This fungus will not germinate on apple-trees, but on pears every leaf may be thickly covered with aecidia and pycnidia, and considerable damage to the crop thereby ensue (Fig. 233)... Pig. 231.—Longitudinal section through a conical teleut
. Diseases of plants induced by cryptogamic parasites : introduction to the study of pathogenic Fungi, slime-Fungi, bacteria, & Algae . Plant diseases; Parasitic plants; Fungi. GYMNOSPORANGIUM. 397 the species already described in remaining closed at the apex, the spores escaping through trellis-like slits on the lateral walls of the peridia (Fig. 234). This fungus will not germinate on apple-trees, but on pears every leaf may be thickly covered with aecidia and pycnidia, and considerable damage to the crop thereby ensue (Fig. 233)... Pig. 231.—Longitudinal section through a conical teleutospore-sorua of Gynmo- spofrangium Satnnae. (After Woemle.) Fig. 232.—Teleutospores of G. sabinae. The elongated thin-walled ones are lighter in colour than the thick-walled. (After Woemle.) Infections on various hosts with Gymno^orangium sabiriae from Juniperus Sabina gave: On Host-plant. Pyrus communis, Crataegus Oxyacantha, Mespilus germanica, Pyrus communis, Pyrus communis, „ Michauxii, „ tomentosa, Pyrus communis, Pyrus communis, Crataegus Oxyacantha, Spore-form. (?) Rostelia cancellata, - Authority. Plowright. Oersted and Be Bary. Edthay, Tubenf, etc. Keess. E. Fischer. Klebahn. ,, (uncertain).. 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 Tubeuf, Karl, freiherr von, 1862-1941; Smith, William G. London ; New York [etc. ] : Longmans, Green & co.
Size: 1151px × 2170px
Photo credit: © Central Historic Books / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, bookpublisherl, booksubjectfungi
