Gomphocarpus physocarpus

Gomphocarpus physocarpus
Photo of balloonplant with capsules
Detail photo of balloonplant capsules
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Gentianales
Family: Apocynaceae
Genus: Gomphocarpus
Species:
G. physocarpus
Binomial name
Gomphocarpus physocarpus
Synonyms
  • Asclepias brasiliensis (E.Fourn.) Schltr.
  • Asclepias physocarpa (E.Mey.) Schltr.
  • Gomphocarpus brasiliensis E.Fourn.

Gomphocarpus physocarpus, commonly known as hairy balls, balloonplant, balloon cotton-bush, bishop's balls, nailhead, or swan plant, is a species of plant in the Milkweed subfamily Asclepiadoideae of the Dogbane Family (Apocynaceae), related to the milkweeds. The plant is native to southeast Africa, but it has been widely naturalised as it is often used as an ornamental plant.