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机译:Networks of highly branched stigmarian rootlets developed on the first giant trees
Cardiff Univ, Sch Earth & Ocean Sci, Cardiff CF10 3AT, S Glam, Wales;
Univ Oxford, Dept Plant Sci, S Parks Rd, Oxford OX1 3RB, England;
evolution; paleobotany; Carboniferous forests; stigmarian root systems; Isoetes;