Tetrodontium brownianum var. ovatum

(Funck) Wijk & Margadant

Taxon 9: 52. 1960,.

Basionym: Tetraphis ovata Hedwig Bot. Taschenb. Anfänger Wiss. Apothekerkunst 13: 41. 1802
Synonyms: Tetraphis rigida (Funck) Schwägrichen Tetrodontium ovatum
Treatment appears in FNA Volume 27. Treatment on page 115.

Protonematal flaps ovate-lingulate, less than 0.5 mm, dentate, with a large acute apical cell, often mixed in with linear, mucronate flaps. Stem-leaves obtuse.


Phenology: Capsules rare to very rare, mature late summer.
Habitat: Often growing inverted under rock ledges or in crevices, especially in areas of high humidity, sometimes mixed in with other bryophytes, in North America predominantly coastal

Distribution

V27 135-distribution-map.gif

B.C., N.B., P.E.I., Maine, c Europe

Discussion

Selected References

None.

Lower Taxa

None.
Judith A. Harpel +
(Funck) Wijk & Margadant +
autoicous +  and sexual +
Tetraphis ovata +
oblong-rhomboid +  and rounded-hexagonal +
naked +, plicate +  and smooth +
ovate +  and shortly oblong-cylindric +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
B.C. +, N.B. +, P.E.I. +, Maine +  and c Europe +
perpendicular +
mucronate +
Often growing inverted under rock ledges or in crevices, especially in areas of high humidity, sometimes mixed in with other bryophytes, in North America predominantly coastal +
rectangular +  and rhombic +
ecostate +  and costate +
spreading +, appressed +  and erect +
obtuse +, acuminate +, ovate +, linear +  and lanceolate +
concave +, ovate +  and ovatelanceolate +
appearing +  and splitting +
Capsules rare to very rare, mature late summer. +
mucronate +
ovate-lingulate +
0 cm0 mm <br />0 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
straight +
papillose +  and smooth +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
flagelliform +
green;yellowish +
spheric +
0 cm0 mm <br />0 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
Tetraphis rigida +  and Tetrodontium ovatum +
Tetrodontium brownianum var. ovatum +
Tetrodontium brownianum +
variety +
multicellular +  and unsegmented +
Single (?) +  and 4 (?) +
triangular +
dark-green +  and brownish green +