Arisaema acuminatum
Arisaema acuminatum is a species of flowering plant in the arum family Araceae. It is a member of the Arisaema triphyllum complex, a group of closely related taxa in eastern North America. The specific name acuminatum means "with a long, narrow and pointed tip", which describes the shape of the spathe hood. The species is commonly known as the Florida Jack-in-the-pulpit.
Description
Arisaema acuminatum is a herbaceous, perennial, flowering plant growing from a corm. Like other members of the Arisaema triphyllum complex, it has three leaflets per leaf. Its spathe hood is wholly green, "over twice as long as broad", with a long-acuminate tip.Taxonomy
Arisaema acuminatum was first described and named by John Kunkel Small in 1903. Its type specimen was collected in Clearwater, Florida, a city on Florida's west coast. At the time, Small believed that the species was endemic to Florida.Arisaema acuminatum is a member of the Arisaema triphyllum complex, a group of closely related taxa that also includes Arisaema pusillum, Arisaema quinatum, Arisaema stewardsonii, and Arisaema triphyllum., most authorities consider Arisaema acuminatum to be a synonym for Arisaema triphyllum or A. triphyllum var. acuminatum. A few authorities accept Arisaema acuminatum and the other species-level members of the complex.