Plantago lanceolata |
Plantago subnuda |
|
---|---|---|
buckhorn plantain, English plantain, narrow-leaf plantain, ribwort, ribwort plantain |
coastal plantain, Mexican plantain, tall coastal plantain |
|
Habit | Perennials; caudex hairy or glabrous; roots fibrous, slender. | Perennials; caudex well developed, conspicuous, glabrous or hairy; roots taproots, fragile. |
Stems | 0–20 mm. |
0–10 mm. |
Leaves | 30–300 × 5–25(–45) mm; blade lanceolate to oblanceolate, margins entire or toothed, veins conspicuous, surfaces glabrous or sericeous. |
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 | 300–400 mm, groove-angled, hairy. |
55–360 mm, hairy, hairs antrorse, long. |
Spikes | grayish, whitish, or yellowish, (5–)100–450(–1000) mm, usually shorter than scape, densely flowered, shiny; corolla lobes of neighboring flowers often overlapping; bracts broadly ovate, 2 mm, length 0.8–1 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 2–2.5 mm, adaxial 2 connate; corolla radially symmetric, lobes reflexed, 2–2.5 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 | (1 or)2, 2–3(–4) mm. |
3, 1.8–2.5 mm. |
2n | = 12. |
= 48. |
Plantago lanceolata |
Plantago subnuda |
|
Phenology | Flowering summer. | Flowering late spring–fall. |
Habitat | Roadsides, trails, lawns, urban areas, other disturbed sites. | Moist ground. |
Elevation | 0–3200 m. (0–10500 ft.) | 0–300 m. (0–1000 ft.) |
Distribution |
AK; AL; AR; AZ; CA; CO; CT; DC; DE; FL; GA; IA; ID; IL; IN; KS; KY; LA; MA; MD; ME; MI; MN; MO; MS; MT; NC; ND; NE; NH; NJ; NM; NV; NY; OH; OK; OR; PA; RI; SC; SD; TN; TX; UT; VA; VT; WA; WI; WV; WY; BC; NB; NF; NS; ON; PE; QC; SPM; Greenland; Europe [Introduced in North America; introduced also in Central America, South America, Asia, Africa, Pacific Islands, Australia]
|
CA; OR; WA
|
Discussion | Plantago lanceolata is known from historic collections in Manitoba and Saskatchewan. The name Plantago altissima Linnaeus sometimes has been misapplied to North American plants of P. lanceolata. (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. 288. | FNA vol. 17, p. 293. |
Parent taxa | Plantaginaceae > Plantago | Plantaginaceae > Plantago |
Sibling taxa | ||
Synonyms | P. lanceolata var. angustifolia, P. lanceolata var. sphaerostachya | |
Name authority | Linnaeus: Sp. Pl. 1: 113. (1753) | Pilger: Notizbl. Königl. Bot. Gart. Berlin 5: 260. (1912) |
Web links |
|
|