Plantago cordata

Lamarck in J. Lamarck and J. L. M. Poiret

Tabl. Encycl. 1: 338. 1792.

Common names: Heartleaf plantain
Endemic
Treatment appears in FNA Volume 17. Treatment on page 285. Mentioned on page 284.

Perennials; caudex well developed, conspicuous, glabrous; roots fibrous, thick. Stems 0–20 mm. Leaves 100–300 × 80–200 mm; petiole to 300 mm; blade broadly oval to cordate-ovate, margins entire, veins conspicuous, laterals branching from midvein distal to base, surfaces glabrous. Scapes 200–300 mm, glabrous. Spikes brownish or greenish, 100–500 mm, loosely flowered, rachis visible between flowers; bracts round-ovate, 2 mm, length 0.8–1 times sepals. Flowers: sepals 2–2.5 mm; corolla radially symmetric, lobes spreading, 2–2.5 mm, base obtuse; stamens 4. Seeds 2–4, 2.5–3.5 mm. 2n = 24.


Phenology: Flowering late spring–early summer.
Habitat: Rocky or gravelly beds of shallow, slow-moving streams, sloughs, swamps.
Elevation: 0–200 m.

Distribution

Ont., Ala., Ark., D.C., Fla., Ga., Ill., Ind., Iowa, Ky., Md., Mich., Miss., Mo., N.Y., N.C., Ohio, Tenn., Va., Wis.

Discussion

Plantago cordata is listed as federally endangered in Canada and is in the Center for Plant Conservation’s National Collection of Endangered Plants.

Selected References

None.

Lower Taxa

None.

"-1timessepals" is not declared as a valid unit of measurement for this property.

... more about "Plantago cordata"
Alexey Shipunov +
Lamarck in J. Lamarck and J. L. M. Poiret +
alternate +, opposite +, whorled +, helical +  and subopposite +
broadly oval;cordate-ovate +
? (?) +, ? (?) +  and ? (?) +
round-ovate +
cuplike +
conspicuous +
Heartleaf plantain +
ligulate +, unilabiate +, regular +, personate +  and bilabiate +
semitransparent +
Ovoid (?) +, Globular (?) +, Ellipsoid (?) +, Urceolate (?) +, Tubular (?) +, Cylindric (?) +, Less rotate (?) +  and Salverform (?) +
Ont. +, Ala. +, Ark. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Iowa +, Ky. +, Md. +, Mich. +, Miss. +, Mo. +, N.Y. +, N.C. +, Ohio +, Tenn. +, Va. +  and Wis. +
drupe-like +
0–200 m. +
curved +  and straight +
1 +  and 4 +
poricidal +, septicidal +, loculicidal +  and dehiscence +
ovoid +  and lanceoloid +
Rocky or gravelly beds of shallow, slow-moving streams, sloughs, swamps. +
persistent +  and deciduous +
100mm;300mm +
8 cm80 mm <br />0.08 m <br /> (20 cm200 mm <br />0.2 m <br />) +
toothed +  and entire +
axile +  and parietal +
basal +, apical +  and superior +
tenuinucellate +, unitegmic +  and hemitropous +
campylotropous +, hemianatropous +  and anatropous +
5 +  and 4 +
0 cm0 mm <br />0 m <br /> (30 cm300 mm <br />0.3 m <br />) +
Flowering late spring–early summer. +
Tabl. Encycl. +
minute +
ascending +  and erect +
20 cm200 mm <br />0.2 m <br /> (30 cm300 mm <br />0.3 m <br />) +
distinct +
4 +  and 3 +
0.2 cm2 mm <br />0.002 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
greenish +  and brownish +
shiny +  and dull +
10 cm100 mm <br />0.1 m <br /> (50 cm500 mm <br />0.5 m <br />) +
climbing +  and scrambling +
sprawling +, creeping +  and prostrate +
0 cm0 mm <br />0 m <br /> (2 cm20 mm <br />0.02 m <br />) +
elongate +
Psyllium +
Plantago cordata +
Plantago +
species +
gibbous +  and spurred +
hairy +  and glabrous +
conspicuous +
biennial +, perennial +  and annual +
6 +, 5 +  and 4 +