Delaware Wildflowers • Scientific names
Arisaema triphyllum
Swamp Jack-in-the-pulpit subsp. triphyllumAraceae — Arum family
Native
![Arisaema triphyllum subsp. triphyllum](/images/arisaema_triphyllum.jpg)
Middle Run Valley Natural Area
May 2001
![Arisaema triphyllum subsp. triphyllum](/images/arisaema_triphyllum_fruit.jpg)
White Clay Creek State Park -- Thompson Station Road
September 2005
![Arisaema triphyllum subsp. triphyllum](/images/arisaema_triphyllum_3.jpg)
White Clay Creek State Park -- Thompson Station Road
April 2014
![Arisaema triphyllum subsp. triphyllum](/images/arisaema_triphyllum_4.jpg)
Pistillate flowers
Middle Run Valley Natural AreaMay 2014
![Arisaema triphyllum subsp. triphyllum](/images/arisaema_triphyllum_5.jpg)
Staminate flowers
White Clay Creek State Park -- Possum HillMay 2014
![Arisaema triphyllum subsp. triphyllum](/images/arisaema_triphyllum_6.jpg)
The other plant is stiltgrass, an invasive non-native.
White Clay Creek State Park -- Judge Morris EstateSeptember 2014
![Arisaema triphyllum subsp. triphyllum](/images/arisaema_triphyllum_7.jpg)
White Clay Creek State Park -- Possum Hill
September 2017
![Arisaema triphyllum subsp. triphyllum](/images/arisaema_triphyllum_8.jpg)
White Clay Creek State Park -- Thompson Station Road
September 2019
Guide to Arisaema of Delaware
Search Google • Delaware • USDA
Photos copyright David G. Smith
Information from the Delaware Flora Checklist used with author's permission.