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Protoblechnum holdeni

Taxonomy
Alethopteris holdeni was named by Andrews (1875). It is not extant. It is the type species of Protoblechnum.

It was recombined as Protoblechnum holdeni by Lesquereux (1880).

Sister species lacking formal opinion data
P. bradyi, P. hallei, P. wongii
Entered
by B. Allen (authorized by A. Dunhill) on 2020-03-30

Synonymy list
YearName and author
1875Alethopteris holdeni Andrews
1880Protoblechnum holdeni Lesquereux

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RankNameAuthor
kingdomPlantae
subkingdomViridiplantaeCavalier-Smith 1981
—Streptophyta(Jeffrey 1971)
superphylumEmbryophyta()
RankNameAuthor
—Tracheophyta(Sinnott 1935)
phylumPteridophyta
genusProtoblechnumLesquereux 1880
speciesholdeni(Andrews 1875)

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.

†Protoblechnum holdeni Andrews 1875
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Diet: "photoautotroph"superp
Created: 2026-03-30 14:38:16
Modified: 2026-03-30 14:38:16
Source: superp = superphylum
Reference: Kenrick and Crane 1997
Collections
No collection or age range data are available