Plants — 23,508 Species

Rubber Rabbitbrush

Ericameria nauseosa (Pall. ex Pursh) G.L.Nesom & G.I.Baird

Ericameria nauseosa, or rubber rabbitbrush, is an arid-region perennial shrub used in xeriscaping, traditional crafts, and studied as a hypoallergenic rubber source.

Palmer's goldenbush

Ericameria palmeri (A.Gray) H.M.Hall

Palmer's goldenbush (Ericameria palmeri) is a North American Asteraceae flowering shrub native to southwestern North America with two recognized varieties.

Black-banded Rabbitbrush

Ericameria paniculata (A.Gray) Rydb.

Ericameria paniculata is a branching shrub native to the southwestern United States' desert regions.

Parish's Rabbitbrush

Ericameria parishii (Greene) H.M.Hall

Ericameria parishii is a flowering shrub or small tree native to Southern California and Baja California.

Pine-bush

Ericameria pinifolia (A.Gray) H.M.Hall

Ericameria pinifolia, common name pinebush, is a flowering shrub native to southern California and northern Baja California.

Green Rabbitbrush

Ericameria teretifolia (Durand & Hilg.) Jeps.

Green rabbitbrush (Ericameria teretifolia) is a yellow-flowered desert shrub native to the southwestern United States, in the Asteraceae family.

harbinger of spring

Erigenia bulbosa (Michx.) Nutt.

Erigenia bulbosa is a small spring ephemeral of eastern North American hardwood forests with edible bulbs and medicinal uses by the Cherokee.

bitter fleabane

Erigeron acris L.

Erigeron acris is a widespread herbaceous flowering plant in Asteraceae, native to temperate regions of North America, Europe, and Asia.

Alice Eastwood's fleabane

Erigeron aliceae Howell

Erigeron aliceae is a perennial flowering fleabane in the Asteraceae family, native to Pacific Northwest North American meadows and woodlands.

annual fleabane

Erigeron annuus (L.) Pers.

Erigeron annuus is an often annual herb native to North and Central America that commonly grows in disturbed areas.

rayless shaggy fleabane

Erigeron aphanactis (A.Gray) Greene

Erigeron aphanactis, the rayless daisy, is a short clumping perennial flowering plant native to the western United States.

Alpine Yellow Fleabane

Erigeron aureus Greene

Erigeron aureus is a small short-lived alpine perennial yellow daisy native to northwestern North America, grown in rock gardens.

daisy fleabane

Erigeron bellioides DC.

bloomer's fleabane

Erigeron bloomeri A.Gray

Erigeron bloomeri is a small clumping perennial herb native to open habitats in the western United States with yellow flower heads that lack ray florets.

Flax-leaved Horseweed

Erigeron bonariensis L.

Erigeron bonariensis L. is a hairy flowering plant that spreads via wind-dispersed seeds, now widespread across tropical and subtropical regions.

Caespitose Fleabane

Erigeron caespitosus Nutt.

Erigeron caespitosus, or tufted fleabane, is a North American perennial flowering aster native to western North America.

horseweed

Erigeron canadensis L.

Erigeron canadensis is a widespread invasive annual herb with a history of traditional medicinal use.

cut-leaf fleabane

Erigeron compositus Pursh

Erigeron compositus Pursh is a small perennial herb with daisy-like flower heads native to North America and the Russian Far East.

Coulter's fleabane

Erigeron coulteri Porter & Coult.

Erigeron coulteri is a perennial flowering daisy relative native to the western United States that grows in moist forests and meadows.

Dwarf Conyza

Erigeron divaricatus Michx.

Conyza ramosissima (dwarf horseweed) is a branching North American annual herb in the Asteraceae family found in disturbed central US sites.

spreading fleabane

Erigeron divergens Torr. & A.Gray

Erigeron divergens, spreading fleabane, is a variable native North American flowering aster with traditional Native American uses.

thread-leaf fleabane

Erigeron filifolius (Hook.) Nutt.

Erigeron filifolius, or thread-leaf fleabane, is a branched perennial flowering herb in the Asteraceae family native to western North America.

Leafy Fleabane

Erigeron foliosus (Phil.)

Erigeron foliosus is a branching perennial daisy with evenly spaced stem leaves and golden-centered purple-fringed flower heads.

Smooth fleabane

Erigeron glabellus Nutt.

Erigeron glabellus, streamside fleabane, is a North American perennial flowering aster found across colder western regions.