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Mutoviaspermum
Genus Mutoviaspermum Karasev, G. Forte, Coiro, Kustat. Int. J. Pl. Sci., 180(8(10.1086/704944)): 000 [4]. 30 Aug 2019
- Name
- Mutoviaspermum
- Rank
- Genus
- Authors (Pub.)
- Karasev E. V.
Forte G.
Coiro M.
Kustatscher E.
- Publication
- Mutoviaspermum krassilovii gen. et sp. nov.: A peculiar compound ovuliferous conifer cone from the Lopingian (Late Permian) of European Russia (Vologda Region) [2019/8]
- Journal
- International Journal of Plant Sciences
- Volume
- 180
- Issue
- 8(10.1086/704944)
- Page number
- 000 [4]
- Year
- 2019
- Parent Taxon
- [Class] Voltziopsida
- Fossil Status
- cones
- Type
- Mutoviaspermum krassilovii
- Diagnosis
- Compound ovuliferous cone characterized
by a stout axis with helically arranged bracts and ovuliferous
scales. Ovuliferous scales peltate, arising fromthe axis in the
axils of the bracts in supra-axillar position. Ovuliferous scales
composed of a sturdy, central stalk with an apical whorl of elongated
segments, fused only in the lowermost part. Seed attachment
area on the adaxial side of each segment. Basally, axis covered
by helically arranged linear to slightly falcate leaves with a
single vein with an unrestricted base.
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