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154
VIGORS'S WARBLER.
Length 6 inches, extent of wings 9; bill along the ridge 5⁄12, along the gap 7⁄12; tarsus ¾, middle toe ⅔.
The Virginian Spider-wort.
Tradescantia virginica, Willd. Sp. Pl. vol. ii. p. 16. Pursh, Fl. Amer. vol. i. p. 218.—Hexandria Monogynia, Linn. Junci, Juss.
This species is distinguished by its erect, succulent stem; elongated, lanceolate, smooth leaves; and umbellate, subsessile flowers, which are of a deep purple colour, with yellow anthers.
