Plantago sparsiflora |
Plantago subnuda |
|
---|---|---|
pineland plantain |
coastal plantain, Mexican plantain, tall coastal plantain |
|
Habit | Perennials; caudex well developed, conspicuous, glabrous; roots taproots, thick. | Perennials; caudex well developed, conspicuous, glabrous or hairy; roots taproots, fragile. |
Stems | 0–10 mm. |
0–10 mm. |
Leaves | 50–300 × 10–30 mm; blade lanceolate, margins entire, sometimes toothed, veins conspicuous, laterals branching from base, surfaces sparsely hairy. |
60–360 × 15–65 mm; blade elliptic to narrowly elliptic, margins toothed, veins conspicuous, surfaces pilose, rarely glabrate, adaxial surface hairs not floccose, less than 2 mm long, more than 0.03 mm wide. |
Scapes | 75–150 mm, sparsely hairy. |
55–360 mm, hairy, hairs antrorse, long. |
Spikes | brownish or greenish, 100–450 mm, loosely flowered, rachis visible between flowers; bracts ovate, 1 mm, length 0.5–0.6 times sepals. |
greenish or brownish, 110–720 mm, densely or loosely flowered; bracts ovate, rarely triangular, 2.5–4 mm, length 0.8–1.3 times sepals. |
Flowers | sepals 2 mm; corolla radially symmetric, lobes spreading, 1 mm, base obtuse; stamens 4. |
sepals 2.6–3.1 mm; corolla radially symmetric, lobes erect, forming a beak, 2.4–2.7 mm, base obtuse; stamens 4. |
Seeds | 2, 2 mm. |
3, 1.8–2.5 mm. |
2n | = 24. |
= 48. |
Plantago sparsiflora |
Plantago subnuda |
|
Phenology | Flowering summer. | Flowering late spring–fall. |
Habitat | Moist, sandy soils, open, undisturbed pine woods. | Moist ground. |
Elevation | 0–200 m. (0–700 ft.) | 0–300 m. (0–1000 ft.) |
Distribution |
FL; GA; NC; SC
|
CA; OR; WA
|
Discussion | Populations of Plantago sparsiflora occur mainly along the Atlantic coast from Columbia County, North Carolina, south to Volusia County, Florida. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Plantago subnuda occurs primarily in counties along the Pacific coast from southwestern Washington to southern California. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 17, p. 292. | FNA vol. 17, p. 293. |
Parent taxa | Plantaginaceae > Plantago | Plantaginaceae > Plantago |
Sibling taxa | ||
Name authority | Michaux: Fl. Bor.-Amer. 1: 94. (1803) | Pilger: Notizbl. Königl. Bot. Gart. Berlin 5: 260. (1912) |
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