What is "antrorse"

Antrorse \An*trorse"\ ([a^]n*tr[^o]rs"), a. [From L. ante + versun turned; apparently formed in imitation of retrorse.] (Bot.) Forward or upward in direction.
--Gray.

a. (context biology English) curved forward and upward

adj. bent or curved forward or upward; "a plant having antrorse hairs on the stem" [ant: retrorse]