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Kundurianthus
Genus Kundurianthus Kodrul, N.P. Maslova, Tekl., Golovn. Palaeobotanist, 62(1): 126. 1 Mar 2013
- Name
- Kundurianthus
- Rank
- Genus
- Authors (Pub.)
- Kodrul T. M.
Maslova N. P.
Tekleva M. V.
Golovneva L. B.
- Publication
- Platanaceous reproductive structures and leaves from the Cretaceous locality Kundur, Amur region, Russia [2013/3]
- Journal
- Palaeobotanist
- Volume
- 62
- Issue
- 1
- Page number
- 126
- Year
- 2013
- Parent Taxon
- [Family] Platanaceae
- Fossil Status
- inflorescences (male)
- Type
- Kundurianthus mirabilis
- Diagnosis
- Staminate heads up to 10 mm in diameter, sessile or pedunculate. Epidermal cells of the axis transversally elongated, trapezoid, square and arranged in indistinct rows. Trichomes lacking on the axis. The flower number per head about 30. Flowers lacking perianth. Flowers are mostly tetramerous, less often pentamerous. Stamens differing in size. Stamen filaments are not pronounced. Pollen sacs narrow, spindle-shaped, pointed apically, different in size. Connective lacking apical extension. Rare, irregularly arranged fruitlets with long styles occur in the head, the fruitlets are developed to a different extent. Occasionally the mature fruitlet can reach or exceed the inflorescence diameter. Pollen grains small, finely reticulate, semitectate, tricolpate or tricolporate, with indistinct ora, columellate.
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