Heliotrope

SEE: Bloodstone

1.

An instrument or machine for showing when the sun arrived at the tropics and equinoctial line.

2.

A plant of the genus Heliotropium; -- called also turnsole and girasole. H. Peruvianum is the commonly cultivated species with fragrant flowers.

3.

An instrument for making signals to an observer at a distance, by means of the sun's rays thrown from a mirror.