hamiform
Curved at the extremity.
HAMIFORM. (Hamus, a hook.) Curved at the extremity.
Shaped like a hook.
Pinnae subentire or slightly repand, gradually short-acuminate; under surface provided with gland-like, hamiform hairs; main rachis provided with a callous gland at the place of insertion of the pinnae.
Where it comes from
First attested in glossaries in 1842 and first used in 1870; either directly from the Latin hāmiformis (1651, 1806) or formed from the suffixation of its etymon, hāmus (“hook”), with the English -form.
Adapted from the Wiktionary entry hamiform (CC BY-SA 4.0).