Helenium sp.
Sneezeweed, Sneezeweed
(c) Nathan Aaron, some rights reserved (CC BY) · licence
Family: Asteraceae · Type: Perennial · Variable; species dependent
Helenium sp. (Sneezeweed) is a non-native California perennial in the Asteraceae family.
How to tell it apart
vs Rudbeckia: Rudbeckia has a dark purple-brown cone; Helenium has a yellow or greenish spherical disk.; vs Cotula: Cotula lacks ray flowers entirely; Helenium has yellow rays around the spherical disk.; vs Hymenoxys: Hymenoxys has deeply dissected ferny leaves; Helenium leaves are entire or shallowly lobed.; vs Oncosiphon: Oncosiphon lacks ray flowers and has finely divided ferny leaves; Helenium has rays and simple to lobed leaves.; vs Helianthella: Helianthella has flat disks with erect phyllaries; Helenium has spherical disks with reflexed phyllaries.
Frequently asked questions
Is Helenium sp. native to California?
No. Helenium sp. is not native to California (recorded as variable; species dependent).
What plant family does Helenium sp. belong to?
Helenium sp. is in the Asteraceae family, genus Helenium.
Related species
Other California species in the same genus, family, or bioregion.
- Helenium amarum var. amarum — Yellowdicks
- Helenium autumnale — Common sneezeweed
- Helenium bigelovii — Bigelow's sneezeweed
- Helenium bolanderi — Bolander's sneezeweed
- Helenium puberulum — Rosilla
- Helianthella californica — California helianthella
- Helianthella californica var. californica — California helianthella
- Helianthella californica var. nevadensis — California helianthella
- Helianthella californica var. shastensis — Shasta helianthella
Sources: Jepson eFlora · CalPhotos
Last updated 2026-04-14
Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Cal-IPC, and more.