BUR; BURR n.
mmonly written burr.] Bur oak (Bot.), a useful and ornamental species of oak (Quercus macrocarpa) with ovoid acorns inclosed in deep cups imbricated with pointed scales. It grows in the Middle and Western United States, and its wood is tough, close-grained, and durable. -- Bur reed (Bot.), a plant of the genus Spargan…
BUTTON n.
, narrow leaves, and flowers in dense heads. -- Button tree (Bot.), a genus of trees (Conocarpus), furnishing durable timber, mostly natives of the West Indies. -- To hold by the button, to detain in conversation to weariness; to bore; to buttonhole.