What does "acrogen" mean?

any flowerless plant whose growth takes place at the tip of the main stem, especially the cryptogam ferns

What is a synonym for "acrogen"?

Common synonyms include: apical, apical axis, apical shoot, shoot apex, terminal.

noun

noun ·Rare ·Advanced level

Noun

1
any flowerless plant whose growth takes place at the tip of the main stem, especially the cryptogam ferns
2
any flowerless plant such as a fern (pteridophyte) or moss (bryophyte) in which growth occurs only at the tip of the main stem wordnet

From acro- + -gen.