Published January 16, 2023 | Version v1
Taxonomic treatment Open

Tetracymbaliella comptonii Grolle

  • 1. Saint Léon, 66000 Perpignan (France) thouvenot. louis @ orange. fr

Description

Tetracymbaliella comptonii (Pearson) Grolle

Revue bryologique et lichénologique 32: 164 (Grolle 1963). — Chiloscyphus comptonii Pearson, Journal of the Linnean Society, Botany 46: 23 (Pearson 1922). — Heteroscyphus comptonii (Pearson) J.J.Engel & R.M.Schust., Nova Hedwigia 39: 402 (Engel & Schuster 1984 [1985]).

Type: New Caledonia. Pearson 740, not seen.

Tetracymbaliella ratiana Grolle, Nova Hedwigia 3: 51-52 (Grolle 1961). — Chiloscyphus grossitextus Steph. ex Paris, nom. inval.

Type: New Caledonia. Pic des Sources, Le Rat s.n. (holo-, M [fide Grolle 1961]; iso-, REN [“ Chiloscyphus grossitextus, Nov. Caledon. Pic des Sources ”, VII.1909, Le Rat s.n., herb. E. G. Paris]!).

FURTHER SPECIMENS EXAMINED. — New Caledonia. South Province, Yaté, Wé Toa, on dead wood in wet forest in ultramafic massif, 500 m, 8.IX.2019, Thouvenot NC2857; Mt. Mou, VII.1909, Le Rat s.n. as “ Chiloscyphus cymbaliferus ” (REN); Mt. Dzumac, “ ad arbores in silvat., 1000 m alt”, VII.1905, Le Rat s.n. (REN).

DISTRIBUTION IN NEW CALEDONIA. — Scattered in South Province where it grows on dead wood in rain forest at medium elevations (collected from 500 to 1000 m).

TOTAL RANGE. — Endemic.

DESCRIPTION AND ILLUSTRATION

Grolle (1961) as Tetracymbaliella ratiana.

COMMENTS

This species is very distinctive by the conspicuous pouches on leaf and underleaf margins. This character is shared with Tetracymbaliella cymbalifera (New Zealand) that might introduce some misidentification (see below). T. ratiana is distinguished from the latter by: 1) larger trigones almost as wide as the cell lumina; 2) pouches longer than wide; 3) dorsal leaf margins not connivent; and 4) leaf cells strongly mammillose.

Notes

Published as part of Thouvenot, Louis, 2023, A taxonomic revision of the Lophocoleaceae Vanden Berghen (Marchantiophyta) of New Caledonia, pp. 1-60 in Cryptogamie, Bryologie 20 (1) on page 54, DOI: 10.5252/cryptogamie-bryologie2023v44a1, http://zenodo.org/record/7822577

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Linked records

Additional details

Biodiversity

Collection code
M , REN
Event date
2019-09-08
Family
Brevianthaceae
Genus
Tetracymbaliella
Kingdom
Plantae
Order
Jungermanniales
Phylum
Marchantiophyta
Species
comptonii
Taxon rank
species
Type status
holo- , iso- , type
Verbatim event date
2019-09-08

References

  • GROLLE R. 1963. - Notulae hepaticologicae VII-IX. Revue bryologique et lichenologique 32: 157 - 165.
  • PEARSON W. H. 1922. - A systematic account of the plants collected in New Caledonia and Isle of Pins by Mr R. H. Compton, M. A., in 1914. Part III. Cryptogams. Journal of the Linnean Society, Botany 46 (305): 13 - 96. https: // doi. org / 10.1111 / j. 1095 - 8339.1922. tb 00474. x
  • ENGEL J. J. & SCHUSTER R. M. 1984 [1985]. - An overview and evaluation of the genera of Geocalycaceae subfamily Lophocoleoideae (Hepaticae). Nova Hedwigia 39: 385 - 463.
  • GROLLE R. 1961. - Tetracymbaliella, eine neue Lebermoosgattung. Nova Hedwigia 3: 47 - 53, tab. 33 - 35.