Significats de exogen en anglès

Smilax belongs to a transition class, partaking somewhat of the nature of endogen and of exogen.

The former sees a tree in all its glory, where the latter sees an exogen with a pair of cotyledons.

It is, according to Von Martius, the Cedrela Odorata, an exogen belonging to the same order as the mahogany tree.

You must know before anybody else how the exogens are to be completely divided.

Saponin is found in endogens and exogens.

Take the characters of exogens as distinct from endogens; even under ordinary circumstances, no absolute distinction can be drawn between them.

Grass-seedlings seem to suffer much less than exogens...