. Elementary botany . Fig ?.i4. Prothallium of fern, under sick-, showing rhizoids, antheridia scattered among and near them, and the archegonia in ar the sinus. that the form of the plain which bears the sexual organs is de- veloped from the spores. Tins is true, and if we should examine )ld (lcca\ in Li' LOgS, o r decaying wood in damp places in the near i7<<

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Keywords: ., bookcentury1800, bookdecade1890, bookpublisher, booksubjectbotany