. Experiments with plants. Botany. WHICH CALSE DhUAl' .jy-j examine it under tlie microscope and make out its structure (Fig. 218). We now see that slender threads growing over the surface of the bread send out root-like branches at frequent intervals, and that from these points stalks. 21G. More advanced stage of spore formation. arise, bearing at their ends round bodies (about as big as the head of a ^-ery small pin) which are at first white, and later turn dark. On examining with the high power of the microscope, we see that each of these bodies (Fig. 219) has a chamber (crescent-sh


. Experiments with plants. Botany. WHICH CALSE DhUAl' .jy-j examine it under tlie microscope and make out its structure (Fig. 218). We now see that slender threads growing over the surface of the bread send out root-like branches at frequent intervals, and that from these points stalks. 21G. More advanced stage of spore formation. arise, bearing at their ends round bodies (about as big as the head of a ^-ery small pin) which are at first white, and later turn dark. On examining with the high power of the microscope, we see that each of these bodies (Fig. 219) has a chamber (crescent-shaped in section) full of small round spores, which become dark as they ripen (crushing by pressing on the cover-glass with a pencil-eraser helps to bring out these points). Try to find the youngest stages you can of these. 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 Osterhout, Winthrop John Van Leuven, 1871-. New York, The Macmillan company; London, Macmillan & co. , ltd.


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