Plants — 23,508 Species

Cutleaf burnweed

Senecio glomeratus Desf. ex Poir.

Senecio glomeratus is an annual or perennial herb that produces yellow or purple flower heads with only disc florets.

Hill Fireweed

Senecio hispidulus A.Rich.

Senecio hispidulus A.Rich. is an invasive annual or short-lived perennial herb native to New Zealand and Australia that contains toxic alkaloids.

Narrow-leaved Ragwort

Senecio inaequidens DC.

Senecio inaequidens is a Southern African perennial chamaephyte with two cytotypes, the tetraploid of which was introduced to Europe.

Tall western groundsel

Senecio integerrimus Nutt.

Senecio integerrimus is an aster family flowering plant native to western and central North America.

fireweed groundsel

Senecio linearifolius A.Rich.

Senecio linearifolius, or fireweed groundsel, is a fragrant Australian perennial shrub of moist habitats.

Wax Vine

Senecio macroglossus DC.

Senecio macroglossus DC. is an evergreen climber often grown as a houseplant, with a variegated cultivar that holds a garden merit award.

Madagascar Ragwort

Senecio madagascariensis Poir.

Senecio madagascariensis is a poisonous African daisy-like herb that has been introduced to many warmer regions worldwide.

coastal burnweed

Senecio minimus Poir.

Senecio minimus Poir. is a herb species with a wide global distribution that grows in a range of habitats.

Mojave Ragwort

Senecio mohavensis A.Gray

Senecio mohavensis is an annual desert herb native to southwestern US and northwestern Mexico that causes minor dermatitis on contact.

Alpine Ragwort

Senecio nemorensis L.

Senecio nemorensis is a tall perennial Asteraceae species native to Europe and Asia.

Wood Ragwort

Senecio ovatus (G.Gaertn., E.Mey. & Scherb.) Willd.

Senecio ovatus is a herbaceous flowering plant found in central Europe that blooms from July to September.

Nasturtium Ragwort

Senecio oxyriifolius DC.

pinnate-leaved groundsel

Senecio pinnatifolius A.Rich.

Senecio pinnatifolius A.Rich. is an Australian native erect herb that grows to 1m tall and has yellow flowers.

cotton burnweed

Senecio quadridentatus Labill.

Cotton fireweed (Senecio quadridentatus Labill.) is an invasive unpalatable poisonous short-lived herb native to New Zealand.

rock ragwort

Senecio rupestris Waldst. & Kit.

This description covers Senecio squalidus (Oxford ragwort), an Asteraceae species with yellow composite flowers and wide distribution.

Saracen's Woundwort

Senecio sarracenicus L.

Senecio sarracenicus (broad-leaved ragwort) is a tall perennial herbaceous flowering plant in the daisy family Asteraceae.

climbing senecio

Senecio scandens Buch.-Ham. ex D.Don

Senecio scandens is a frost-tender evergreen climbing herb used in traditional Chinese medicine, containing pyrrolizidine alkaloids.

Tall Ragwort

Senecio serra Hook.

Senecio serra is an aster family perennial herb native to the western United States, with yellow flower heads.

Broom-like Ragwort

Senecio spartioides Torr. & A.Gray

Senecio spartioides, or broom-like ragwort, is an aster-family subshrub native to the western US and northern Mexico.

Oxford Ragwort

Senecio squalidus L.

Senecio squalidus, or Oxford ragwort, is an Asteraceae plant notable for its composite flower heads and wide distribution.

Heath Groundsel

Senecio sylvaticus L.

Senecio sylvaticus is an annual flowering aster native to Eurasia, introduced as an occasional roadside weed in North America.

Canary creeper

Senecio tamoides DC.

Senecio tamoides DC. is a fast-growing evergreen climbing plant native to southern Africa, grown in gardens and used to treat cattle conditions.

Arrowleaf Senecio

Senecio triangularis Hook.

Senecio triangularis Hook. is a yellow-flowered North American plant that is reportedly poisonous to animals.

Eastern Groundsel

Senecio vernalis Waldst. & Kit.

Senecio vernalis (Eastern groundsel) is a yellow-flowering weed, native to the Palearctic, and used in evolutionary genetic research.