Flora of East-Central Indiana

Jack in the Pulpit (Indian Turnip)

Scientific Name Arisaema triphyllum  (L.) Schott
Family Name Araceae (Arum Family)

 

Characteristics

Habitat: open, moist to mesic (wet) woods
Plant Height: 30-60 cm, erect stem
Flower Color: yellow to green, visible spathe usually green stripped with brown/red
Flower: incomplete; small unisexual flowers at base of spadix; staminate and pistillate flowers often on separate plants
Inflorescence: typically 3-4" tall; solitary spadix surrounded by spathe which is green or brownish colored often streaked or mottled
Fruit: shiny, red clustered berries
Leaves:  entire; compound; three ovate leaflets on a basal stalk
Bloom Time: April-May
Origins: native
Other: Native Americans gathered fleshy corms for food, though in the uncooked state, this plant can severely irritate the mouth; some authors separate into several species depending on size and region growing; similar to A. dracontium  though more frequent
arisaema_triphyllum_form1.jpg (61186 bytes) arisaema_triphyllum_twins6.jpg (73560 bytes)

Arisaema_triphyllum_leavestop.jpg (61876 bytes)

side view general habit leaves inflorescence

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information provided by

FSEEC

Field Station and
Environmental Education Center
Ball State University, Muncie, IN





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hbrown@bsu.edu