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Drewria

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Drewria
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Gymnospermae
Division: Gnetophyta
Order: Gnetales
Genus: Drewria
Crane & Upchurch
Species:
D. potomacensis
Binomial name
Drewria potomacensis
Crane & Upchurch

Drewria potomacensis is a Cretaceous megafossil member of the Gnetales, from the Potomac Group, hence its name. It was possibly a shrub.[1] It is the only known species in the genus Drewria.

Description

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Its stems were slender, with opposite and decussate leaves. The leaves were oblong and measured up to 20 millimetres (0.79 in) long. Its reproductive structures consisted of short, loose spikes arranged in dichasial groups of 3.[1]

References

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  1. ^ a b Crane, Peter R.; Upchurch Jr., Garland R. (1987). "Drewria potomacensis gen. et sp. nov., an Early Cretaceous member of Gnetales from the Potomac Group of Virginia". American Journal of Botany. 74 (11): 1722–1736. doi:10.1002/j.1537-2197.1987.tb08774.x. Retrieved 2024-06-05.

Further reading

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