9. G. álba, Muhl. Stems upright, stout; flowers sessile and crowded in a dense terminal cluster; leaves ovate-lanceolate from a heart-shaped closely clasping base, gradually tapering; calyx-lobes ovate or subcordate, many times shorter than the tube of the corolla, reflexed-spreading; corolla white more or less tinged with greenish or yellowish, inflated-club-shaped, at length open, its short and broad ovate lobes twice the length of the broad toothed appendages.—Low grounds and mountain meadows, Ont. to Ill., Ky., and Va.
10. G. lineàris, Froel. Stems slender and strict, 1–2° high; flowers 1–5 in the terminal cluster; leaves linear or narrowly lanceolate, with somewhat narrowed base; bracts sometimes very finely scabrous; calyx-lobes linear or lanceolate; corolla blue, narrow funnel-form, its erect roundish-ovate lobes little longer than the triangular acute appendages. (G. Saponaria, var. linearis, Gray.)—Bogs, mountains of Md. to N. Y., N. Eng., and northward.
Var. lanceolàta, Gray. Leaves lanceolate, or the upper and involucrate ones almost ovate-lanceolate, appendages of corolla sometimes very short and broad.—Minn. and L. Superior; also Herkimer Co., N. Y.
Var. latifòlia, Gray. Stout; leaves closely sessile, not contracted at base, the lowest oblong-linear, the upper ovate-lanceolate; appendages broad, acute or subtruncate.—L. Superior; N. Brunswick (flowers blue).
[+][+][+] Calyx-lobes and bracts with smooth margins or nearly so; seeds completely marginless.
11. G. ochroleùca, Froel. Stems ascending, mostly smooth; leaves obovate-oblong, the lowest broadly obovate and obtuse, the uppermost somewhat lanceolate, all narrowed at base, calyx-lobes linear, unequal, much longer than its tube, rather shorter than the greenish-white open corolla, which is painted inside with green veins and lilac-purple stripes; its lobes ovate, very much exceeding the small and sparingly toothed oblique appendages.—Dry or damp grounds, Penn. to Fla. and La.
[*][*][*] Anthers not connected; flowers terminal, solitary, commonly peduncled and naked; seeds wingless.
12. G. angustifòlia, Michx. Stems slender and ascending (6–15´ high), mostly simple; leaves linear or the lower oblanceolate, rigid; corolla open-funnel-form (2´ long), azure-blue, also a greenish and white variety, about twice the length of the thread-like calyx-lobes, its ovate spreading lobes twice as long as the cut-toothed appendages.—Moist pine barrens, N. J. to Fla.
Pleurógyne Carinthìaca, Griseb., var. pusílla, Gray, a low few-flowered annual, with rotate blue or bluish 4–5 parted corolla and a pair of scale-like appendages on the base of its divisions, is found from the Arctic Coast to the Lower St. Lawrence and Newfoundland, and was reported by Pursh from the summits of the White Mountains, but has not since been found.
5. FRÀSERA, Walt. American Columbo.