Helenium vernale Walter
  • Fl. Carol. 210.


Cite taxon page as 'WFO (2021): Helenium vernale Walter. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000129421. Accessed on: 24 Oct 2021'

General Information

Perennials, 30–80 cm. Stems usually 1, usually unbranched distally, weakly winged, glabrous proximally, glabrous or sparsely hairy distally. Leaves usually glabrous, rarely sparsely hairy; basal blades obovate to narrowly oblanceolate, usually entire or undulate to un-dulate-serrate; proximal and mid blades usually narrowly lanceolate to narrowly oblanceolate, usually entire, sometimes toothed; distal blades lance-linear, entire. Heads 1(–3) per plant, usually borne singly. Peduncles 2–23 cm, usually glabrous, sometimes sparsely hairy. Involucres hemispheric, 10–17 × 15–27 mm. Phyllaries glabrous or sparsely hairy. Ray florets 13–30, neuter; corollas yellow, 15–21 × 5–10 mm. Disc florets 150–650(–800+); corollas yellow proximally, yellow to yellow-brown distally, 4.6–6 mm, lobes 5. Cypselae 1–1.5 mm, glabrous; pappi of usually 8 entire or lacerate, non-aristate scales 1.5–2 mm. 2n = 34.

  • Provided by: [B].Flora of North America @ efloras.org
    • Source: [
    • 1
    • ]. 

     Information From

    Compositae
    CC0 1.0 Universal (CC0 1.0). https://creativecommons.org/publicdomain/zero/1.0
    • A CC0 1.0 Universal (CC0 1.0).
    Flora of North America @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=1
    'Flora of North America @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=1 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • B Flora of North America Association
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).