Intro: Erect annual of fields, roadsides and other open, disturbed habitats.
Stems: Stems branched above, rough-hairy and glandular.
Leaves: Leaves alternate, petiolate, narrowly oblong to lance-shaped, to 3 in. long, coarsely toothed and with 1 or 2 large glands at the base of the blade.
Inforescence:
Flowers: Flowers in separate male and female clusters at stem ends and from upper leaf axils, whitish; male flowers in short, dense spikes and composed of 4 sepals, 4 petals and 7-9 stamens; female flowers in head-like clusters below male spikes and composed of 5 petals, 5 sepals and 3 divided styles.
Fruits: Fruit an erect, 3-lobed capsule.
Comments: A weedy species that is widespread in tropical and subtropical America; var. septentrionalis is the northernmost variety.
Height: 8-24 in.
plant sale text:
bloom table text:
description: Erect annual of fields, roadsides and other open, disturbed habitats.
stems: Stems branched above, rough-hairy and glandular.
leaves: Leaves alternate, petiolate, narrowly oblong to lance-shaped, to 3 in. long, coarsely toothed and with 1 or 2 large glands at the base of the blade.
inflorescence:
flowers: Flowers in separate male and female clusters at stem ends and from upper leaf axils, whitish; male flowers in short, dense spikes and composed of 4 sepals, 4 petals and 7-9 stamens; female flowers in head-like clusters below male spikes and composed of 5 petals, 5 sepals and 3 divided styles.
fruits: Fruit an erect, 3-lobed capsule.
comments: A weedy species that is widespread in tropical and subtropical America; var. septentrionalis is the northernmost variety.
cultural notes:
germination code:
native range: