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Meantoinea
Genus Meantoinea Bippus, Stockey, G.W. Rothwell, Tomescu Amer. J. Bot., 104(4): 585. 20 Apr 2017
- Name
- Meantoinea
- Rank
- Genus
- Authors (Pub.)
- Bippus A. C.
Stockey R. A.
Rothwell G. W.
Tomescu A. M. F.
- Publication
- Extending the fossil record of Polytrichaceae: Early
Cretaceous Meantoinea alophosioides gen. et sp. nov.,
permineralized gametophytes with gemma cups from
Vancouver Island [2017/4]
- Journal
- American Journal of Botany
- Volume
- 104
- Issue
- 4
- Page number
- 585
- Year
- 2017
- Parent Taxon
- [Phylum] Bryophyta
- Fossil Status
- gametophytes
- Type
- Meantoinea alophosioides
- Diagnosis
- Gametophytes unbranched. Leaves strongly
costate with distinct sheathing base and free blade; costa with stereids
and central arc of deuters. Photosynthetic lamellae restricted to
costa of leaf blade. Leaf blade with bistratose lamina; adaxial cells
mamillose, abaxial cells bulging. Leaf margins bearing unicellular
teeth. Terminal gemma cups composed of densely packed undifferentiated
leaves.
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