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Weed Identification

narrowleaf plantain

Family

Plantaginaceae

Scientific Name

Plantago lanceolata

Other Common Names:

buckhorn plantain
ribgrass
English plantain
lanceleaf plantain
ribwort
buckhorn

Synonyms (former Scientific Names):

Plantago altissima
Plantago lanceolata var. sphaerostachya

Leaves

All leaves are in a basal rosette. Leaves are linear to lanceolate (5-25 cm long by 1-2.5 cm wide) with veins running the length of the leaf, may be sparsely hairy or without hairs.

Identifying Characteristics

Narrow, linear leaves from a basal rosette with characteristic flowering spikes typical of a plantain.

Flower Seed Head

Flowers: A spike that is unbranched and leafless to 10 cm long and contains many inconspicuous flowers.

Seed Fruit

Seedling: Cotyledons resemble a grass emerging, are linear and smooth.

Where Found

Perennial weed primarily of turfgrass found throughout the continental United States.

Growth Habit

prostrate and nonwoody

Thorns or Spines

not present

Approximate Flower Diameter

pencil

Dominant Flower Color

Varies: 
yellow
green

Flower Symmetry

radial symmetery

Leaf Hairs

has hairs

Leaf Shape

lance

Leaf Arrangement

rosette

Leaf Margin

entire

Leaf Structure

simple

Leaf Stalk

none

Stem Hairs

no hairs

Stem Cross Section

round or oval

Milky Sap

not present

Root Structure

taproot

Life Cycle

perennial

Ochrea

not present

Plant Type

Herb