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Populus deltoides (Match poplar, Cottonwood, Necklace poplar)

Life > eukaryotes > Archaeoplastida > Chloroplastida > Charophyta > Streptophytina > Plantae (land plants) > Tracheophyta (vascular plants) > Euphyllophyta > Lignophyta (woody plants) > Spermatophyta (seed plants) > Angiospermae (flowering plants) > Eudicotyledons > Core Eudicots > Rosids > Eurosid I > Order: Malpighiales > Family: Salicaceae > Genus: Populus

Populus deltoides (Match poplar, Cottonwood, Necklace poplar)
Populus deltoides (Match poplar, Cottonwood, Necklace poplar) Populus deltoides (Match poplar, Cottonwood, Necklace poplar)

Populus deltoides, Greystone Park Nature Reserve, Zimbabwe. [photos Mark Hyde ©, Flora of Zimbabwe]

Identification

Only the nominate subspecies Populus deltoides subsp. deltoides is naturalised in southern Africa. Unlike Populus alba and Populus x canescens, leaves are not lobed and lack a tomentum (woolly covering) on the underside. Leaves are basally truncate and 70-110 mm long whereas in Populus nigra they are roughly diamond shaped and 20-60 mm long.

Distribution and habitat

Native to the USA. Cultivated in southern Africa, in part for the wood, which is used for making matches. It has become naturalised along watercourses in all of the provinces in South Africa.

Links

References

  • Jordaan, M. 2005. FSA contributions 18: Salicaceae s. str. Bothalia 35(1): 7-20.

Text by Hamish Robertson