antherozoid: a motile male gamete of a plant such as an alga or fern or gymnosperm
gamete: a mature sexual reproductive cell having a single set of unpaired chromosomes
apocrypha: 14 books of the Old Testament included in the Vulgate (except for II Esdras) but omitted in Jewish and Protestant versions of the Bible; eastern Christian churches (except the Coptic Church) accept all these books as canonical; the Russian Orthodox Church accepts these texts as divinely inspired but does not grant them the same status