quillaieæ

from The Century Dictionary.

• A tribe of rosaceous plants somewhat resembling the Spiræeæ, differing in the usually broadly winged seeds, and characterized by commonly persistent bractless sepals, five, ten, or many stamens, one or many usually ascending ovules, and fruit of five follicles or a capsule. It includes 8 genera, mainly American, of which Quillaia is the type. See Kageneckia. Also spelled Quillajeæ.