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Podocarpus witherdenensis
Taxonomy
Podocarpus witherdenensis was named by Hill and Carpenter (1991) [Type locality: Witherden's Tunnel, New South Wales.]. It is considered to be a form taxon. Its type specimen is Holotype: MMF 1201, housed in the Geological Survey of New South Wales, Sydney., a fertile axis (Cuticle), and it is a compression fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1991 | Podocarpus witherdenensis Hill and Carpenter p. 470 figs. 42,43,45-47 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Podocarpus witherdenensis Hill and Carpenter 1991
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. S. Hill and R. J. Carpenter 1991 | Leaves spirally arranged, 8-9 mm long, 2 mm wide, with a single prominent midvein. Stomates in poorly defined rows, unequally spaced. Subsidiary cells usually four (paratetracytic), sometimes five. Epidermal cells between stomates and in non-stomata1 areas sinuous and slightly buttressed. Florin rings weakly developed, not well defined. Outer leaf surface in stomatal area ornamented with cuticular undulations. Seed borne terminally, enclosed by a thick, modified fertile scale, oval, 10 mm long, 7.5 mm wide, outiine smooth, not noticeably crested. Receptacle small, narrower than seed and tapering quickly to small scales at base. Foliola not observed. |
Measurements
No measurements are available
No ecological data are available
Age range: Late/Upper Eocene or 37.71000 to 33.90000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Eocene | Australia (New South Wales) | Podocarpus witherdenensis (167350) |