aplanetic

aplanetic

(ˌæpləˈnɛtɪk)
adj
(Botany) (esp of some algal and fungal spores) nonmotile or lacking a motile stage
[variant of aplanatic]
References in periodicals archive ?
An exception seems to have been the optical designer Henri Chretien, who designed with him the Ritchey-Chretien aplanetic reflector system.