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Physostoma elegans

Taxonomy
Physostoma elegans was named by Williamson (1876). It is not extant. It is the type species of Physostoma.

Sister species lacking formal opinion data
P. stellatum, P. winchellii

Synonyms
  • Lagenostoma physoides was named by Williamson (1876). It is not extant.

    It was synonymized subjectively with Physostoma elegans by Oliver (1909).
  • Sporocarpon ornatus was named by Williamson (1880). It is not extant.

    It was synonymized subjectively with Physostoma elegans by Seward (1917).
Synonymy list
YearName and author
1876Lagenostoma physoides Williamson
1876Physostoma elegans Williamson
1880Sporocarpon ornatus Williamson

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RankNameAuthor
kingdomPlantae
subkingdomEmbryophyta
phylumPteridospermophyta
RankNameAuthor
genusPhysostomaWilliamson 1876
specieselegansWilliamson 1876

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.

†Physostoma elegans Williamson 1876
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Invalid names: Lagenostoma physoides Williamson 1876 [synonym], Sporocarpon ornatus Williamson 1880 [synonym]
Diagnosis
No diagnoses are available