Island pawpaw (Asimina insularis)

Silhouette: T. Michael Keesey / License

Asimina insularis: Profile of the Island Pawpaw

Restricted to the pine flatwoods and limestone soils of the Bahama Archipelago, Asimina insularis occupies a very narrow ecological niche. This small perennial shrub adapts to the dry subtropical climate of the islands. Its presence is vital for local pollinators that depend on endemic flora.

Taxonomy

  • ∟ царство Plantae
  • ∟ division Tracheophytes (Vascular Plants)
  • ∟ subdivision Spermatophytes (Seed plants)
  • ∟ Angiosperms
  • ∟ magnoliids
  • ∟ order Magnoliales
  • ∟ family Annonaceae (Custard apple family)
  • ∟ subfamily Annonoideae
  • ∟ genus Asimina (Pawpaw)
  • ∟ species Asimina insularis (Island pawpaw)

Living Pulse

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Morphology

This low-growing perennial shrub typically reaches a height of under one meter. The leaves are relatively small, coriaceous, and obovate, helping the plant conserve moisture in dry environments.

Its flowers are solitary and develop on short pedicels in the leaf axils. The petals are cream-colored or pale yellow, turning slightly darker as they age. Small, fleshy berries containing brown seeds develop after successful pollination.

Flowering season

Spring

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Name
Dec

Applications

Due to its rarity and restricted range, this species has no commercial or agricultural applications. It remains highly important for conservation efforts and ecological research.

  • Serves as a subject for studies on island gigantism and adaptation
  • Maintains the structural integrity of sandy soils in its native habitat
  • Supports localized insect populations

Interesting facts

This species is one of the few pawpaws adapted to island ecosystems outside the continental United States. Its seeds are highly tolerant of sandy, nutrient-poor soils that would limit other species. The plant is fire-tolerant, sprouting back from its rootstock after seasonal wildfires.

Geography of distribution

  • Bahamas

Sources

  • Plants of the World Online (POWO)
  • Global Biodiversity Information Facility (GBIF)
  • World Flora Online (WFO)

Technical Information

External Databases: GBIF, POWO, Tropicos

See also

Common Pawpaw

Common Pawpaw

Asimina triloba

Asimina triloba, commonly known as the pawpaw, is a small deciduous tree native to North …

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