trimorphous

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trimorphous

[trī′mȯr·fəs]
(biology)
Characterized by occurring in three distinct forms, as an organ or whole organism.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Kelly CD, Adams DC (2010) Sexual selection, ontogenetic acceleration, and hypermorphosis generates male trimorphism in Wellington tree weta.
In her model, modifiers that increase the strength of heteromorphic incompatibility spread, though perhaps not to fixation, before floral trimorphism becomes established.
The weta Hemideina crassidens is another very interesting research object, as it represents one of only a few animal species, which exhibit trimorphism with large territorial males and small males, which seem to follow a sneak strategy (Kelly 2005).
Our survey of French populations revealed unexpectedly high levels of trimorphism in small populations.