dosal lobes

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AZOLLACEAE [First Draft]
... , colorless, or redish and slightly incrassate near bases, submersed, sometime ventral lobes changing into and actions same with dosal lobes when plants in erectly growing state; leafy color changed from ... as sesame seed, altnate, sessile, imbricate in two rows, blades biparted into dosal lobe and ventral lobe; dosal lobes oblong or ovate, cornous, green, or usually becomed purplish after autunm, ...
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