Chemical compound

Observations

Results

Alkaloids

Yellowish precocity

+++

Tannins

Blackish blue

+++

Flavonoids

Orange coloration

+++

Sterols and terpenoids

Green to red coloration

++

Anthraquinones

Red coloration

+++

Bones

Red coloration

+

Mucilage

Flaky precipitate

+++

Reducing sugars

Brick red precipitate

Saponosides

Foam from 1 to 9 cm