. Lichens. Lichens. LICHEN GONIDIA 29 cultures of the mature spores with these bodies, he was able to observe not )ie germination of the spores and the attachment of the filaments to the gonidia (Fig. 6), but also the gradual building up of a complete lichen thallus to the formation of perithecia and spores. Some years later Bonnier^ made an interesting series of synthetic cultures between the spores of lichens germinated in carefully sterilized conditions, and algae taken from the open (Figs. 7 and 8). Separate control cultures of. Fig. 7. Germination of spore of Physcia pariethia De No
. Lichens. Lichens. LICHEN GONIDIA 29 cultures of the mature spores with these bodies, he was able to observe not )ie germination of the spores and the attachment of the filaments to the gonidia (Fig. 6), but also the gradual building up of a complete lichen thallus to the formation of perithecia and spores. Some years later Bonnier^ made an interesting series of synthetic cultures between the spores of lichens germinated in carefully sterilized conditions, and algae taken from the open (Figs. 7 and 8). Separate control cultures of. Fig. 7. Germination of spore of Physcia pariethia De Not. in contact with Proiococcus viridis Ag. x 950 (after Eornet).. 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 Smith, Annie Lorrain. Cambridge, At the University Press
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Keywords: ., bookcentury1900, bookdecade1920, bookpublishercambr, bookyear1921
