-
Sawdonia is an
extinct genus of
early vascular plants,
known from the
Upper Silurian to the
Lower Carboniferous (430 to 320
million years ago). Sawdonia...
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ranging from
forms like Hicklingia,
which had bare stems, to
forms like
Sawdonia and Nothia,
whose stems are
covered with
unvascularized spines or enations...
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Gosslingia Sawdonia...
- Thrinkophyton, Protobarinophyton, Barinophyton obscurum, B. citrulliforme,
Sawdonia, Deheubarthia, Konioria, Anisophyton, Serrulacaulis, Crenaticaulis...
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Nothia Oricilla Protobarinophyton Ramoferis Rebuchia, see
Distichophytum Sawdonia (B)
Serrulacaulis Tarella Thrinkophyton Trichopherophyton Ventarura Wenshania...
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Sawdoniaceae Sawdonia ornata Scientific classification Kingdom:
Plantae Clade:
Tracheophytes Clade:
Lycophytes Plesion: †Zosterophylls Order: †Sawdoniales...
- Andrews,
Henry N.; Forbes,
William H. (March 1975). "A New
Species of
Sawdonia with
Notes on the
Origin of
Microphylls and
Lateral Sporangia". Botanical...
- Thrinkophyton, Protobarinophyton, Barinophyton obscurum, B. citrulliforme,
Sawdonia, Deheubarthia, Konioria, Anisophyton, Serrulacaulis, Crenaticaulis...
- Thrinkophyton, Protobarinophyton, Barinophyton obscurum, B. citrulliforme,
Sawdonia, Deheubarthia, Konioria, Anisophyton, Serrulacaulis, Crenaticaulis...
- Thrinkophyton, Protobarinophyton, Barinophyton obscurum, B. citrulliforme,
Sawdonia, Deheubarthia, Konioria, Anisophyton, Serrulacaulis, Crenaticaulis...
