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Sinocarpus
Genus Sinocarpus Q. Leng, Friis Pl. Syst. Evol., 241(1-2): 79. Oct 2003
- Name
- Sinocarpus
- Rank
- Genus
- Authors (Pub.)
- Leng Q.
Friis E. M.
- Publication
- Sinocarpus decussatus gen. et sp. nov., a new angiosperm with basally syncarpous fruits from the Yixian Formation of Northeast China [2003/10]
- Journal
- Plant Systematics and Evolution
- Volume
- 241
- Issue
- 1-2
- Page number
- 79
- Year
- 2003
- Parent Taxon
- [Class] Magnoliopsida
- Fossil Status
- infructescences
- Type
- Sinocarpus decussatus
- Diagnosis
- Infructescence with a main axis
bearing one terminal fruit and pairs of lateral fruits
in a decussate arrangement. Main axis slender with
dilated nodes and long internodes. Pedicels of
lateral fruits slender and long. Receptacle convex.
Nature of perianth unclear due to incomplete
preservation. Androecium not observed. Gynoecium
superior and basally syncarpous, composed of
3 or 4 carpels in a whorled arrangement and united
for about half their length. Each carpel containing
about 10 anatropous ovules/seeds borne along
linear placentae. Seeds flattened and embedded in
a thick amorphous material. Surface cells of the
seeds in the hilar and raphal regions rectangular,
with protruding anticlinal walls and concave periclinal
walls.
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