APA (7th ed.) Citation

Uttal, L. J. (1955). A dark-hooded variant of Asclepias amplexicaulis. Zenodo.

Chicago Style (17th ed.) Citation

Uttal, Leonard J. A Dark-hooded Variant of Asclepias Amplexicaulis. Zenodo, 1955.

MLA (9th ed.) Citation

Uttal, Leonard J. A Dark-hooded Variant of Asclepias Amplexicaulis. Zenodo, 1955.

Warning: These citations may not always be 100% accurate.