[218] Heliotropĭum (v. gr.), die Sonnenuhr, s.d.
Brockhaus-1911: Heliotropium
DamenConvLex-1834: Heliotropium (Botanik)
Herder-1854: Heliotropium peruvianum
Lemery-1721: Heliotropium
Meyers-1905: Heliotropĭum
Pierer-1857: Heliotropĭum [2]