The PawPaw Tree

Asimina triloba, the Pawpaw tree, produces a delicious yellow-green fruit that contains a custard-like pulp.

BRIT Collections

Botanical Research Institute of Texas | Fort Worth Botanic Garden

Plant specimen (2017-08-06) by Agnieszka Kwiecień, NovaBRIT Collections

What's in a name?

Found throughout the eastern United States, with its most western limit reaching southeastern Nebraska. Asimina triloba is commonly known as: Pawpaw, Common Pawpaw, Custard Apple, Indiana Banana, West Virginia Banana, and Wild Banana.

Plant specimen (1806/1876) by Charles Dessalines D' OrbignyBRIT Collections

The Common Pawpaw name comes from the Arawakan name, papaya, although the papaya is an unrelated, separate tropical fruit. The genus name Asimina stems from Native “assimin”and triloba is in relation to the blossoms' petals which resemble a tricorn hat.

Plant specimen (Print)BRIT Collections

Long and varied uses

First Nation Peoples use Asimina triloba fruit in cakes and sauces and dry the fruit for consumption in winter. The fruit was also thought to have medicinal purposes and has ongoing studies regarding its potential cancer-fighting properties.

Plant specimen (2017-08-26) by Jo Zimny PhotosBRIT Collections

Characteristics

Asimina triloba is a small, leggy understory (shade tolerant) tree. Although it can be small, its height can range between 10-40 feet (3-4 meters) tall.

Plant specimen (2021-04-18) by Richard M. HullBRIT Collections

Bark

The trunk of the PawPaw tree  can reach up to 10 inches (25 cm) in diameter. Historically, Asimina triloba bark has been woven into ropes, nets, and mats.  

Plant specimen (1987-07-31) by Lisa KellyBRIT Collections

Leaves

PawPaw tree leaves are large, dark green, and obovate in shape, meaning they are widest just behind the tip. They are simple, alternate leaves with smooth edges and pointed tips.

Plant specimen (2021-04-18) by Richard M. HullBRIT Collections

Flowers

Asimina triloba flowers are a deep maroon color, said to mimic red meat. The blossoms have a foul, although subtle, odor with which to attract pollinators.

Plant specimen (1967-03-31) by W. Hess and T. HarrisonBRIT Collections

Specimen in flower

A flowering Asimina triloba specimen starting to leaf out collected by W. Hess and T. Harrison in 1967 in Oklahoma.

Plant specimen (2018-09-05) by Virginia State ParksBRIT Collections

Fruit

The edible fruits grow 3 - 7 inches (8 - 18 cm) long and resemble stubby bananas; the skin turns black as the fruit ripens. Depending on the variety, pawpaw fruits vary in size, time of ripening, and flavour. The flesh of the fruit is golden and custard-like.

Plant specimen (2017-10-06) by Plant Image LibraryBRIT Collections

Delicious with reservations

Although Pawpaw fruit are edible and delicious, some people may experience skin irritation when handling the fruit, intestinal distress and/or gastrointestinal issues if the fruit is eaten before it's ripe or when it's over ripe.

Plant specimen (1968-06-17) by R. Dale ThomasBRIT Collections

Specimen in fruit

A fruiting Asimina triloba specimen collected by R. Dale Thomas in 1968 in Arkansas.

Plant specimen (1934) by Queensland State ArchivesBRIT Collections

Large but local

Asimina triloba fruit is the largest edible fruit native to North America. It begins to ripen around late August-September. Pawpaw fruit is not commonly seen throughout U.S. supermarkets due to its high perishability and inability to transport well.

Jigsaw puzzle:Centennial Puzzle! Dissected Map of Ohio Jigsaw puzzle:Centennial Puzzle! Dissected Map of Ohio (1886) by Garber & Co.The Strong National Museum of Play

The Ohio Pawpaw Festival

The annual festival takes place in Lake Snowdon, Albany. Celebrating Asimina triloba  showcasing cultivation, cooking, and medical use. 

Plant specimen (2020-07-18) by Agnieszka Kwiecień, NovaBRIT Collections

There are contests such as the largest pawpaw, pawpaw cook-offs, pawpaw art, and a pawpaw eating contest. 

Credits: Story

Story created by Philecology Herbarium, Botanical Research Institute of Texas and Fort Worth Botanic Garden


References:

Higgins, L., (2021, May 1). The power of the pawpaw tree: Bridging the past to the future. OrchardPeople. https://orchardpeople.com/pawpaw-tree/

Nebraska Forest Service, (2018). Pawpaw. Nebraska Forest Service: affiliate of University of Nebraska-Lincoln. https://nfs.unl.edu/woody-plants/pawpaw

Ohio Pawpaw Festival, (2022). Ohio pawpaw festival. https://www.ohiopawpawfest.com

TWC Staff, (2018, October 11). Plant database: Asimina triloba. The University of Texas at Austin. https://www.wildflower.org/plants/result.php?id_plant=astr

Credits: All media
The story featured may in some cases have been created by an independent third party and may not always represent the views of the institutions, listed below, who have supplied the content.
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