chromule--prophetes.ai

† ˈchromule Obs.
[f. Gr. χρῶµ-α colour + ὕλη matter.]
= chromophyll.

1835 Lindley Introd. Bot. (1848) I. 131 Chromule, which is the fluid colouring matter of plants. 1870 Bentley Bot. 28.

Oxford English Dictionary