sagittate

The corolla was snow-white, except for a minute, sagittate marking of bright cerise on the lower lip.

From Lodges in the Wilderness by W. C. (William Charles) Scully

This belt is divided into four spaces, in each of 413 which there is a checkered, terraced pyramid pointing downward; the lower part and sides of each space is occupied with triangular and sagittate figures.

From Illustrated Catalogue Of The Collections Obtained From The Indians Of New Mexico And Arizona In 1879 Second Annual Report of the Bureau of Ethnology to the Secretary of the Smithsonian Institution, 1880-81, Government Printing Office, Washington, 1883, pages 307-428 by James Stevenson

Leaves ovate to linear, not sagittate at base — 4. 3b.

From The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State by Henry Allan Gleason

Leaves broad or narrow, sagittate at base — 5. 4a.

From The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State by Henry Allan Gleason

Leaves more or less sagittate; spathe green Arrow Arum, Peltandra virginica.

From The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State by Henry Allan Gleason