Plantago pusilla
Gen. N. Amer. Pl. 1: 100. 1818.
Annuals; roots taproots, slender. Stems 0–5 mm. Leaves 20–70 × 1–2 mm; blade linear, margins entire, sometimes toothed, veins conspicuous or not, surfaces hairy or glabrous. Scapes 15–60 mm, hairy, sometimes glabrous. Spikes greenish or brownish, 20–100 mm, loosely or densely flowered; bracts triangular-ovate, 1.5–2 mm, length 0.9–1.1 times sepals. Flowers: sepals 1.5–2 mm; corolla radially symmetric, lobes erect, forming a beak, 0.5 mm, base obtuse; stamens 2. Seeds 4, 0.8–1.3 mm. 2n = 12.
Phenology: Flowering spring–early summer.
Habitat: Dry to moist, sandy, alluvial soils.
Elevation: 0–200 m.
Distribution
Ala., Ark., Calif., Conn., Del., D.C., Fla., Ga., Ill., Ind., Kans., Ky., La., Md., Mass., Miss., Mo., N.J., N.Y., N.C., Okla., Oreg., Pa., R.I., S.C., Tenn., Tex., Va., Wash.
Discussion
Plantago pusilla is considered to be introduced in Oregon and Washington, and possibly in California.
Selected References
None.