Flora of North America species comparison

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Plantago macrocarpa

Alaska plantain, seashore plantain
Habit Perennials; caudex well developed, conspicuous, glabrous; roots fibrous, thick.
Stems

0–20 mm.
Leaves

(80–)100–400(–550) × (5–)10–35(–40) mm;

blade oblanceolate or almost linear, margins entire, veins conspicuous, 4 or 5, surfaces glabrous.
Scapes

300–400 mm, glabrous or sparsely hairy, becoming densely so distally.
Spikes

greenish or brownish, 350–450 mm, loosely flowered;

bracts ovate to deltate, 3–4 mm, length 1.5–2.5 times sepals.
Flowers

sepals 1.5–2 mm;

corolla radially symmetric, lobes spreading, 1.5–2 mm, base obtuse;

stamens 4.
Fruits

ovoid, indehiscent or dehiscence not circumscissile.
Seeds

1 or 2, 4–5 mm.
2n

= 24.

Plantago macrocarpa
Phenology Flowering late spring–early summer.
Habitat Wet places, tidal marshes, saline areas.
Elevation 0–700 m. (0–2300 ft.)
Distribution
from FNA
AK; OR; WA; BC; Asia
[WildflowerSearch map]
[BONAP county map]
Discussion

Plantago macrocarpa has been documented along the Pacific coast south to the mouth of the Yachats River in Oregon.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 17, p. 289.
Parent taxa Plantaginaceae > Plantago
Sibling taxa
P. afra, P. argyrea, P. aristata, P. australis, P. canescens, P. cordata, P. coronopus, P. elongata, P. erecta, P. eriopoda, P. firma, P. floccosa, P. helleri, P. heterophylla, P. hookeriana, P. indica, P. lanceolata, P. major, P. maritima, P. media, P. ovata, P. patagonica, P. pusilla, P. rhodosperma, P. rugelii, P. sempervirens, P. sparsiflora, P. subnuda, P. tweedyi, P. virginica, P. wrightiana
Name authority Chamisso & Schlechtendal: Linnaea 1: 166. (1826)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Fabaceae, Apiaceae, Boraginaceae, and Polemoniaceae.)

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