Their food consists entirely of insects. Their flight is short, low,
with a tremulous motion of the wings, unless when in pursuit of their
prey. They all retire southward in the beginning of October.
Sylvia spuagnosa, Ch. Bonaparte, Synops. of Birds of the United States, p. 85, Pine Swamp Wakbler. Sylvia posii-la, Wils. Amer. Ornith. vol. v. p. 100, pL 43. fig. 4 Nuttall, part i. p. 40fi.
Adult Male. Plate CXLVIII. Fig. 1.
Bill of ordinary length, nearly straight, broader than deep at the base, tapering, compressed toward the acute tip. Nostrils basal, oval, exposed. Head of ordinary size, neck short, body rather full. Feet of ordinary length, slender ; tarsus compressed, covered anteriorly with a few long scutella, sharp behind ; toes free, scutellate above ; claws arched, much compressed, acute.
Plumage soft and blended, slightly glossed. Wings of ordinary length, the first quill longest. Tail longish, slightly emarginate, the feathers pointed.
Bill black above. Iris dark-brown. Legs flesh-coloured. The general colour of the plumage above is a rich olive-green, the quills and tail-feathers margined with paler ; at the base of the primary quills a white spot, part of which is apparent beyond the primary coverts. A yellowish-white line over the eye, and a spot of the same beneath it. Cheeks and sides of the neck olivaceous. The under parts ochre-yellow, tinged with brown below the wings.
Length 5 inches, extent of wings 7^ ; bill along the ridge /j, along the edge | ; tarsus f .
Adult Female. Plate CXLVIIL Fig. 2.
The Female resembles the male, but is paler in its tints.
Hobble Bush.
Viburnum lantanoides, Mkh. Fl. Amer. voL i. p. 179. Pursh. Fl. Amer. Sept. vol. i. p. 202. — Pentandria Monogynia, Linn.
This species, which grows in the woods, from Canada to Virginia, is characterized by its large suborbicular, subcordate, unequally serrate, acute leaves, its dense cymes, and ovate berries, which are at first red. but ultimately black. ^
