Aureolaria flava

Perennials. Stems branched, 4–22 dm, glabrous, glaucescent. Leaves: petiole 7–25 mm; blade lanceolate, 60–160 x 12–60 mm, margins pinnatifid or basal leaves 2-pinnatifid, rarely entire, surfaces glabrous. Bracts leaflike, 10–48 x 2–5 mm, margins entire or pinnatifid. Pedicels 7–12 mm, glabrous. Flowers: calyx glabrous, tube campanulate, 4–8 mm, lobes linear to narrowly deltate, 4–7 x 1–2 mm, margins entire; corolla tube 25–38 mm, glabrous, lobes 5–9 x 6–15 mm; filaments 12–26 mm, glabrous; style 27–31 mm. Capsules ovoid to pyriform, 11–13 x 9–11 mm, glabrous. 2n = 24.

Phenology: Flowering Jul–Oct.
Habitat: Oak or oak-pine woods, roadsides.
Elevation: 0–1500 m.

Distribution

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• Legacy Map

Ont., Ala., Ark., Conn., Del., Fla., Ga., Ill., Ind., Ky., La., Maine, Md., Mass., Mich., Miss., Mo., N.H., N.J., N.Y., N.C., Ohio, Pa., R.I., S.C., Tenn., Tex., Vt., Va., W.Va.

Discussion

Despite the nuanced variation within this broadly distributed species recognized at both the varietal and subspecific ranks by F. W. Pennell (1935), R. P. Wunderlin (1998) recognized a broad Aureolaria flava with no varietal designations; that concept is followed here.

Selected References

None.

Lower Taxa

None.