Batenburgia sakmarica Hilton et Geng, sp. nov.

nomenclatorial act: 
protologue/first publication
Page: 
265
diagnosis: 

Cone at least 24 mm long and 31 mm wide (measured from bract tips) with primary axis at least 3.5 mm wide proximally and tapering gradually distally. Bract/ovuliferous dwarf-shoot complexes arising helica lly from the primary axis at angles of 45-60°. Bracts long with proximal portion broad and curved in cross section with two small triangular shaped lateral extensions pointing upwards and outwards, slightly longer than wide. Distal portion of bract lanceolate. Proximal bracts longer than those situated distally. Ovuliferous dwarf-shoots with 8 - 12 helically attached leaf-like sterile scales, each approximately 0.8 - 2.2 mm wide and 2 - 4.6 mm long with larger scales situated distally. Bilobed structure attached to the dwarf-shoot apex, up to approximately 5.1 mm wide and possessing at least one ovule. Nature of ovule attachment unknown. Ovules ovate up to 3.5 mm long and 3.0 mm wide with a pointed distal apex.

systematic position: 
Division SPERMATOPHYTA, Order CONIFERALES, Family INCERTAE SEDIS, Batenburgia
typeseries: 
Holotype : CBP9199a (part) and CBP9199b (partial counterpart). Repository: National Museum of Plant Evolution of China, Institute of Botany, Chinese Academy of Sciences . Xiangshan, Beijing 100093.
stratigraphy: 
Classification: 

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Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith