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Teixeiraea
Genus Teixeiraea Balthazar, K.R. Pedersen, Friis Pl. Syst. Evol., 255: 69. Sep 2005
- Name
- Teixeiraea
- Rank
- Genus
- Authors (Pub.)
- von Balthazar M.
Pedersen K. R.
Friis E. M.
- Publication
- Teixeiraea lusitanica, a new fossil flower from the Early Cretaceous of Portugal with affinities to Ranunculales [2005/9]
- Journal
- Plant Systematics and Evolution
- Volume
- 255
- Page number
- 69
- Year
- 2005
- Parent Taxon
- [Order] Ranunculales
- Fossil Status
- flowers
- Type
- Teixeiraea lusitanica
- Diagnosis
- Flower male unisexual;
perianth apparently spirally arranged (at least
in the bracts and sepals) and exhibiting a
transition between different organ categories
from small bracts to large sepals and petals the
same length as the bud, number of bracts and
sepals c. 14 and of petals c. 12; androecium of
c. 20 stamens in two sizes, stamens with short
filaments and basifixed dithecate, tetrasporangiate
anthers; anther dehiscence by longitudinal
slits; connective extended; pollen small,
tricolpate with long colpi, pollen wall tectateperforate
and columellate; no rudiments of
gynoecium present.
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