Plantago arenaria is a short-lived, annual herb, white-wooly hairy, often slightly sticky, 10-60 cm tall, leafy stemmed, slender.
Leaves opposite, linear, 2-8 x 1-3 cm, basal in small plants, whitish-wooly.
Flowers in small, dense heads 0.5-1.5 cm, on axillary stalks, bracts dark, rounded, ovary densely white-hairy; flowering stems several to many, to 10 cm long; blooms and fruits July-Oct.
Fruit dry, fruit densely white-hairy.
Wetland status: UPL.
Frequency in NYC: Very infrequent.
Habitat: Dry, open areas, roadsides, sandy soil.