Miadesmia sentence example

miadesmia
  • In some of the heterosporous forms (Lepidocarpon, Miadesmia) the sporangia were sometimes surrounded by an integument; and since only a single megaspore attained maturity, the structure of the megasporangium suggests a comparison with an ovule.
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  • Another case of a " seed-bearing " Lycopod has lately been discovered by Miss Benson in Miadesmia membranacea, a slender Selaginella-like plant from the Lower Coal Measures of Lancashire.
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  • The seed-like character of the organ is even more striking in Miadesmia than in Lepidocarpon.
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  • One such plant, Miadesmia, has already been referred to, as one of the seed-bearing Lycopods.
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