A Grammatical Dictionary of Botanical Latin

Nephele,-es (s.f.I), a cloud, mass of clouds, mist, fog; = Lat. nebula,-ae (s.f.I) (> Gk. nephos,-eos (s.n.III): a cloud, mass of clouds (= Lat. nebula,-ae (s.f.I), the cloud of death:, thanatou melan nephos; see nebula,-ae (s.f.I).

small cloud: nephion,-ii (s.n.II), a cloudlike spot, an indistinct marking.

Nephele was a phantom moulded out of clouds by Zeus in the shape of the goddess Hera; also the wife of Athamas, mother of Phrixus and Helle; a cloud nymph of Mount Pelion in Magnesia.

Cyathea nephele Lehnert "Named after the Greek goddess of the clouds (Greek, nephos = cloud) in reference to the cloud forests this species inhabits." [Grammatically it appears that this epithet is a noun in apposition and of the first declension.]

Nephopteryx subochrella (a moth), Nephelium daedalum (a sapindacead), Epinephilus striatus (grouper) (Brown).