Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 478
Oblique section of footstalk ofFern-leaf, showing bundle of Sca-lariform Ducts. FEUOTIFICATION OF FERNS. 413 soriare elongated into bands, as in the common Scolopendrum(harts-tongne); and these may coalesce with each other, so as Fig. 227. Fig. 228.
Microscopy · Biology
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