The name Ololiuqui refers to the brown seeds of the Rivea corymbosa (Morning Glory) plant.

The plants used include ololiuqui (Rivea corymbosa), teonanácatl (Psilocybe spp.)

These include various mushrooms that contain psilocybin, morning glorys, (Ipomoea and Rivea corymbosa), moonflower (Datura spp.)

Thousands of fantastic images and demons then appeared to them...." Despite this comparatively good description, the botanical identification of ololiuhqui as seeds of Rivea corymbosa (L.) Hall.

The work with the seeds of the plant Rivea corymbosa indicated to the researchers that, even though all seeds in question had been called Rivea corymbosa, there were differences between seeds depending on their country of origin.

While its cousins in the Convolvulaceae family, such as the Rivea corymbosa (Ololiuhqui) and Ipomoea tricolor (Tlitliltzin), were used in shamanic rituals of Latin America for centuries, the Hawaiian Baby Woodrose was not traditionally recognized as a hallucinogen.