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Austrosequoia tasmanica
Taxonomy
Austrosequoia tasmanica was named by Hill et al. (1993) [Type Locality: Little Rapid River, Tasmania.
Specimens Examined: LRR1-631-635, 846, 1071, 1072, 1080.]. Its type specimen is Holotype: LRR1-1076, stored in the Department of Plant Science, University of Tasmania. (Leafly twigs with cuticles) and is a compression fossil. Its type locality is Little Rapid River 1, which is in an Oligocene fluvial-lacustrine mudstone in Australia.
Synonymy list
| Year | Name and author |
|---|---|
| 1993 | Austrosequoia tasmanica Hill et al. p. 248 figs. 27 - 30 |
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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.
†Austrosequoia tasmanica Hill et al. 1993
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. S. Hill et al. 1993 | Leaves spirally arranged, strongly keeled, loosely imbricate in arrangement and about 1.6 mm long and 0.8 mm wide. 4-5 subsidiary cells sunken below the general level of epidermal cells; the wall between a subsidiary cell and adjacent epidermal cells at an obtuse angle to the leaf surface away from the guard cells. |