IDNAME urn:idName:fossilplants.info:genus:C47DD858-4E34-B84B-918B-C2DD97B4EEF0 genus
Back

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.


Links by genus

Species
Sinocarpus decussatus

Please login or register to comment on this