Definition of Williamsoniaceae. Meaning of Williamsoniaceae. Synonyms of Williamsoniaceae

- Williamsoniaceae is a family within the Bennettitales, an extinct group of seed plants within the Cycadophyta subdivision. Members of this family are believed...
- uncertain. Bennettitales are divided into two families, Cycadeoidaceae and Williamsoniaceae, which have distinct growth habits. Cycadeoidaceae had stout, cycad-like...
- sewardiana from Early Cretaceous Rajmahal Hills of India to the family Williamsoniaceae has been questioned, with some scholars suggesting that the species...
- Bennettitales predominantly belong to the group Williamsoniaceae, which grew as shrubs and small trees. The Williamsoniaceae are thought to have had a divaricate...
- rachis. It has been interpreted as a Bennettitalean plant in the family Williamsoniaceae. It is ****ociated with the ovulate cone Williamsonia and male cone...
- Carnian to the Maastrichtian, belonging to the Bennettitales (family Williamsoniaceae). It contains more than 50 species, and is mainly found in Eurasia...
- rosarensis Sp. nov Velasco de León et al. Early-Middle Jur****ic Cualac Formation  Mexico A member of Bennettitales belonging to the family Williamsoniaceae....
- Williamsoniaceae inside Bennettitales. Related with Cycad-like trees. Taeniopteris Taeniopteris spp. Leaflets Affinities with either Williamsoniaceae...
- own family the Wielandiellaceae, today it is usually ****igned to the Williamsoniaceae. The type species Wielandiella angusifolia is known from the latest...
- Kingdom: Plantae Clade: Tracheophytes Order: †Bennettitales Family: †Williamsoniaceae Genus: †Ptilophyllum Type species †Ptilophyllum acutifolium Morris...