The New Encyclopædia BritannicaEncyclopædia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 496
... cells , solitary or gregarious ; reproduction by endospores . Order Pleurocapsales . Cells arranged in prostrate clumps , expanded crusts or pseudofilaments ; reproduction by endo- spores . Order Nostocales . Plants multicellular ...
... cells , solitary or gregarious ; reproduction by endospores . Order Pleurocapsales . Cells arranged in prostrate clumps , expanded crusts or pseudofilaments ; reproduction by endo- spores . Order Nostocales . Plants multicellular ...
Page 497
... Cells aggregated into gelatinous thallus ; individual cells can revert to motile phase ; reproduction by cell division ; thick - walled statocysts also known . Order Mischococcales ( or Heterococcales ) . Single celled or colonial ...
... Cells aggregated into gelatinous thallus ; individual cells can revert to motile phase ; reproduction by cell division ; thick - walled statocysts also known . Order Mischococcales ( or Heterococcales ) . Single celled or colonial ...
Page 498
... cells of primary branches ; growth trichothallic ; lateral filaments deciduous ( Desmarestia , Arthrocladia ) ; reg- ular alternation of macroscopic sporophyte and microscopic heteromorphic gametophytes ; sexual reproduction oogamous ...
... cells of primary branches ; growth trichothallic ; lateral filaments deciduous ( Desmarestia , Arthrocladia ) ; reg- ular alternation of macroscopic sporophyte and microscopic heteromorphic gametophytes ; sexual reproduction oogamous ...
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accelerator acid activity Adams administrative advertising Aeschylus aesthetic Africa agriculture animals appear become body called Central century changes contains continued cost countries crops cultural dance early East effect electrons elements engineering established example farm feet field figures flight followed function human important increase industry influence Italy Khoisan Knossos known Lake land languages later less living major materials means ment natural occur operations organization original patterns percent performance period plants play political population present production range region remains represented result River society sound South southern species structure style theory tion traditional United usually variety West Western widely