Ranunculus testiculatus Crantz
  • Stirp. Austr. Fasc. 2: 97 (1763)


Cite taxon page as 'WFO (2023): Ranunculus testiculatus Crantz. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000462021. Accessed on: 03 Feb 2023'

General Information

Stems erect or ascending, not rooting nodally, villous, not bulbous-based. Tuberous roots absent. Basal leaf blades broadly spatulate in outline, 1-2×-dissected, 0.9-3.8 × 0.5-1.5 cm, segments linear, margins entire, apex obtuse to acuminate. Flowers: receptacle glabrous; sepals spreading, 3-6 × 1-2 mm, villous; petals yellow, 3-5 × 1-3 mm. Heads of achenes cylindric, 9-16(-27) × 8-10 mm; achenes 1.6-2 × 1.8-2 mm, tomentose; beak persistent, lanceolate, 3.5-4.5 mm.

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

    Small, scapose annual to 1 dm, thinly silky- tomentose; lvs 1–4 cm, ternate or biternate with narrow segments; sep greenish, ovate-lanceolate, persistent, accrescent to 5–6 mm; pet narrow, 4–8 mm, pale yellow, fading to whitish with pink veins; achenes (25–)35–70, widely spreading, forming a cylindric or ovoid bur (1–)1.5–2.5 cm, individually 5–7 mm, 3-locellar, the central chamber with a single seed, the 2 empty lateral chambers bulged-inflated on the upper side, the abrupt stiff beak longer than the body. Vernal ephemeral Eurasian weed, now widespread in w. U.S. and occasionally intr. with us, as in Io. and O. (Ceratocephalus t.)

  • Provided by: [A].Manual of Vascular Plants of Northeastern US and Canada
    • Source: [
    • 2
    • ]. 

      Bibliography

     Information From

    Manual of Vascular Plants of Northeastern US and Canada
    https://www.nybg.org/
    Descriptions of plants should be attributed to the full citation for each individual article, chapter or book that is the source for each record, which should include the authors of original publication.
    • A Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
    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
    Ranunculaceae
    http://www.worldfloraonline.org/organisation/Ranunculaceae
    World Flora Online Data. 2021.
    • C CC0 1.0 Universal (CC0 1.0).
    World Flora Online Consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2017.
    • D CC0 1.0 Universal (CC0 1.0).