A Grammatical Dictionary of Botanical Latin

aberrans,-antis (part.B): aberrant, deviating, departing from the usual or normal; “aberrant. something which differs from customary structure; a group of plants which stand intermediate, as it were, between two other groups; e.g. Fumeworts [Corydalis] are by some regarded as an aberrant group of Poppyworts” [Papaveraceae] (Lindley); ); (fungi) “differing from a certain species, genus, etc., in some respects, but not easily placed in another species, etc.” (S&D) [> L. aberro,-are,-atum 1., to wander, lose one's way; deviate from + ab and abl.]; aberrat, 3d. pers. sg. act. indic. present, ‘(he, she) it deviates, departs from;’ aberrant, 3d. pers. pl. act. indic. present: ‘they deviate;’ cf. abnormal, anomalus, atypicus; see irregular;

- partes florum a numero normali ternario saepe aberrant in Cissampelideae et hinc inde in speciebus v. speciminibus paucis generum aliorum (B&H), the parts of the flowers often deviate from the normal number in fours in the Cissampelideae and here and there in species or in a few examples of other genera.

- (algae) hic crescendi modus a Ceramieis longe aberrat (Agardh), this manner of growth [i.e. increase] deviates a long way from the Ceramieae.

Crataegus rubrinervis Lange var. aberrans; Agrostis aberrans