RAY n.
ot.), one of the marginal flowers of the capitulum in such composite plants as the aster, goldenrod, daisy, and sunflower. They have an elongated, strap-shaped corolla, while the corollas of the disk flowers are tubular and five-lobed. -- Ray point (Geom.), the common point of a pencil of rays. -- Röntgen ray ( (Phys…
REGENT n.
(Sericulus melinus). The male has the head, neck, and large patches on the wings, bright golden yellow, and the rest of the plumage deep velvety black; -- so called in honor of the Prince of Wales (afterward George IV.), who was Prince Regent in the reign of George III. -- The Regents of the University of the State o…
ROBIN n.
lue-throated robin. (Zoöl.) See Bluethroat. -- Canada robin (Zoöl.), the cedar bird. -- Golden robin (Zoöl.), the Baltimore oriole. -- Ground robin (Zoöl.), the chewink. -- Indian robin (Zoöl.), any one of several species of Asiatic saxoline birds of the genera Thamnobia and Pratincola. They are mostly black, usual…