. Plant studies; an elementary botany. Botany. Fig. 239. A branch of Peronospora in contact with two celle of a host plant, and sending into them its large haustoria.âAfter JPt 'â Fig. 240. Peronospora, one of the Phycomycetes, ehowing at a an oogonium (o) con- taining an egg, and an antheridium (n) in contact; at o the antheridial tube pene- trating the oogonium and discharging the contents of the antheridium into the egg; at c the oogonium containing the oospore or resting spore.âAfter Please note that these images are extracted from scanned page images that may have been d
. Plant studies; an elementary botany. Botany. Fig. 239. A branch of Peronospora in contact with two celle of a host plant, and sending into them its large haustoria.âAfter JPt 'â Fig. 240. Peronospora, one of the Phycomycetes, ehowing at a an oogonium (o) con- taining an egg, and an antheridium (n) in contact; at o the antheridial tube pene- trating the oogonium and discharging the contents of the antheridium into the egg; at c the oogonium containing the oospore or resting spore.âAfter 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 Coulter, John Merle, 1851-1928. New York, D. Appleton and Company
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