单词 | psilophyton |
释义 | psilophyton (once / 787955 pages) n WORD FAMILY psilophyton USAGE EXAMPLESPrincipal Dawson is disposed to regard Psilophyton as a "generalised type" of plants intermediate between the Ferns and the Club-mosses. Nicholson, Henry Alleyne, The Ancient Life History of the Ear...(2010) n any plant or fossil of the genus Psilophyton Hyper tracheophyte, vascular plant green plant having a vascular system: ferns, gymnosperms, angiosperms |
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