unigenous

From Latin unigena, from unus (“one”) + genere, gignere (“to beget”), +‎ -ous.

unigenous (not comparable)

1. (chiefly biology, archaic) Of a single type, or genus.

• “unigenous”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

• ingenuous