A Grammatical Dictionary of Botanical Latin

Corylus,-i (s.f.II), abl. sg. corylo (Betulaceae): the hazel-tree, filbert-shrub, “probably from the Greek corys, a helmet, from the involucre” (Fernald 1950); see avellana,-ae (s.f.I).

- sub cuticula ramorum siccorum Sorbi, Populi tremulae, Coryli etc. passim occurrit (S&A), it occurs everywhere under the cuticle of dry branches of Sorbus, Populus tremula, Corylus etc.

- in foliis Coryli deciduis aridis, parcior nobis (S&A), on the fallen, dry leaves of Corylus, more sparingly with us [i.e. in our region].

Corylus L., C. americana Walt.; C. Avellana, European Hazel; C. cornuta Marsh.

Corylus Colurna, Turkish Hazel: see colurnus,-a,-um (adj.A)

NOTE: "avellana" refers to Abella,-ae (s.f.I), a town in Campania, abounding in fruit-trees and nuts, now called Avella,-ae. The nux (gen.sg. nucis, s.f.III) avellana (or abellana) is the nut of the hazel-tree, a filbert.

NOTE: ‘filbert’ = the hazel-tree or -nut, “named after St. Philibert (d. ca. 684, a Frankish abbot whose feast day (Aug. 20) falls in the nutting season” (WIII).

Coryletum,-i (s.n.II), abl. sg. coryleto: a hazel-thicket, a copse of hazel-trees; a hazel-tree association.