RHINANTHACEAE 1077 
their axils ; blades linear, mostly less than 2 mm. wide, acute, very scabrous: pedicel 
shorter than .the calyx, glabrous or nearly so: calyx-tube campanulate, 2.5-3.5 mm. 
high, the lobes usually minute, often less than 0.5 mm. long: corolla rose-purple, 2-2.5 
em. long: capsules 4-5 mm. in diameter. 
In marshes or sometimes in dry soil, Virginia to Florida and Texas. Summer and fall. 
7. Gerardia purpurea L. Stems 2-7 dm. tall, simple or widely branched, smooth or 
slightly scabrous. Leaves with few or no clusters in their axils ; blades linear, mostly less 
than 3 mm. wide, 1-5 cm. long, slightly or not at all revolute: pedicel shorter than the 
calyx: calyx-tube campanulate, 3-4 mm. high, the lobes triangular or lanceolate-tri- 
angular, about 4 as long as the tube: corolla rose-purple, 2-2.5 cm. long: capsules 4-5 
mm. in diameter. 
In swamps or low grounds, Maine and Ontario to Florida, Missouri and Texas. Summer and fall. 
8. Gerardia Plukenétii Ell. Stems 3-7 dm. tall, freely branching, nearly smooth. 
Leaves with few or no clusters in the axils ; blades filiform, 1-3 em. long, incurved in age : 
pedicel often apparently terminal, shorter than the calyx and capsule: calyx-tube 3- 
3.5 mm. high, commonly surpassed by the bracts, the lobes about } as long as the tube: 
corolla 10se-purple, mostly less than 1.5 em. long : capsules subglobose, 4-5 mm. in diameter. 
In pine lands or dry woods, South Carolina to Florida and Alabama. Summer and fall. 
9. Gerardia Georgiàna C. L. Boynton. Stems 6-7 dm. tall, smooth, with several 
erect or ascending elongated branches above. Leaves numerous, those of the stem and 
branches with clusters of smaller ones in their axils and approximate ; blades linear- 
spatulate, revolute, mostly 8-12 mm. long, acute, scabrous: pedicels 1-3 mm. long: 
calyx-tube campanulate, 2.5-3 mm. high, the lobes about 1 mm. long : corolla rose-purple, 
about 1 em. long: capsules about 2 mm. in diameter. 
In sand, Georgia and Florida. Fall, 
10. Gerardia paupércula (A. Gray) Britton. Stems stout, 1-5 dm. tall, simple or 
branched above, smooth. Leaves thickish, the larger ones often with clusters of smaller 
ones in their axils; blades linear, 1-3 em. long, acute, scabrous: pedicels usually shorter 
than the calyx-tube, stout : calyx-tube campanulate, 3-4 mm. long, the lobes often nearly 
J as long as the tube: corolla rose-purple, 1-1.5 cm. long: capsules 5-7 mm. in diameter. 
In bogs or low meadows, Quebec to Manitoba, Georgia, Alabama and the Indian Territory. Sum- 
mer and fall. 
11. Gerardia microphylla (A. Gray) Small. Stems slender, 3-3 dm. tall, slightly 
scabrous, with several or many wire-like or filiform branches above. Leaves few and incon- 
spicuous; blades subulate or subulate-setaceous, 2-10 mm. long, acute, erect or nearly 
so : pedicel often apparently terminal, mostly shorter than the calyx and capsule: calyx- 
tube campanulate, 2.5-3 mm. long, the lobes about } as long as the tube: corolla rose- 
purple, 1-1.5 cm. long: capsules 4-6 mm. in diameter. [G. Plukenetii var. microphylla 
A. Gray.] 
In damp pine lands, Florida to Louisiana. Summer and fall. 
12. Gerardia marítima Raf. Stems 1-3 dm. tall, smooth, simple or branched above. 
Leaf-blades rather succulent, linear or those on the lower part of the stem broadened up- 
ward, 1-3 em. long, obtuse, drying black: pedicels club-shaped, 2-5 mm. long: calyx- 
tube campanulate, 2-2.5 mm. high, the lobes rounded, barely 3 as long as the tube : corolla 
rose-purple or rarely white, 1-1.5 cm. long: capsules 4-6 mm. in diameter. 
In salt marshes, Maine to Florida and Texas. Summer. 
13. Gerardia Skinneriàna Wood. Stems 2-7 dm. tall, often slightly scabrous, 
simple or branched above, angled. Leaves few, remote ; blades linear-spatulate, more or 
less revolute, 0.5-1 cm. long, or rarely slightly longer: pedicel surpassing the calyx 
and the bract: calyx-tube turbinate-campanulate, becoming campanulate, 2-3 mm. high, 
the lobes minute, triangular: corolla light rose-colored, about 1 cm. long, or shorter: 
capsules globose-ovoid, 3-4 mm. long. 
In sandy soil, Massachusetts to Minnesota, Florida and Louisiana. Summer and fall. 
14. Gerardia filifdlia Nutt. Stems 3-7 dm. tall, branching, smooth and glabrous, 
Leaves numerous, mostly alternate, small ones usually clustered in the axils of the larger ; 
blades filiform or nearly so, 1-2.5 em. long, smooth or nearly so: pedicels 1-3 cm. long, 
surpassing the bracts: calyx-tube campanulate, 3-4 mm. high, the lobes about ] as long as 
the tube ; corolla rose-purple, 1.5-2 cm. long : capsules 4-5 mm. in diameter. 
In low or dry pine lands, Georgia, Florida and Alabama. Fall. 
15. Gerardia setacea Walt. Stems 3-6 dm. tall, loosely branching, scabrous. 
Leaves rather numerous, mostly opposite; blades linear-filiform or setaceous-filiform, 
1-2.5 em. long, scabrous: pedicels 1-4 cm. long, surpassing the bracts: calyx-tube cam- 
