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Observations on the Genus Volvox in Africa By FLORENCE RICH
Volvox Rousseletii G S West
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Africa already appear asexual colonies aureus become beginning Cape Flats capensis cells cilia clear clearly closely coenobium collected common complete connections considerably containing continued culture daughter colonies described detail diameter distinguished divide division embryo enlargement escape fairly female four further genus germination gigas globator gonidia gonidium inversion larger latter less living male colonies material mature measured membrane moving nearly observations obtained occasionally occur oospheres oospores outer parent particularly period phase phialopore photographs Plate pole pool pore possible posterior present probably protoplast pyrenoid rare remains rounded Rousseletii seen separate sexual colonies shape side similar single slightly smaller somatic cells sometimes species sperm bundles sperm globoids spines stage stained strands structure surface usually various varying vesicle vleis Volvox wall West whole young