. Elementary botany . Fig. 122. Antheridia of fucus, branched threads. Fig. 123. Fig. 124. on Antheridia of fucus with Egg of fucus surrounded escaping spermatozoids. by spermatozoids. thallus, and the conical end projects strongly above the surface. The car- pospores are grouped in radiating threads within the oval c vity of the

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Keywords: ., bookcentury1800, bookdecade1890, bookpublisher, booksubjectbotany