Amsonia Walter
  • Fl. Carol. 11, 98. 1788. (Apr-Jun 1788)


Cite taxon page as 'WFO (2020): Amsonia Walter. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-4000001765. Accessed on: 23 Oct 2020'

General Information

Herbs annual or perennial, erect, with latex, without stolons. Leaves alternate, membranous. Cymes thyrsoid or corymbose, terminal. Flowers blue or bluish. Sepals narrowly acuminate, usually without glands. Corolla blue or bluish, salverform; tube cylindric, dilated above middle, villous inside; lobes overlapping to left. Stamens inserted inside dilated portion of corolla tube; anthers ovate or oblong, free from pistil head, base rounded. Carpels united by a filiform style; ovules numerous, biseriate on each placenta. Pistil head with a basal membranous appendage. Follicles 2, cylindric-fusiform, erect. Seeds cylindric, end obliquely truncate; coma absent.

  • Provided by: [C].Flora Of CHina @ efloras.org
    • Source: [
    • 1
    • ]. 

    "Cal deeply 5-parted; cor salverform, villous in the throat, its lobes lanceolate; anthers separate; ovaries 2, without nectaries; ovules many; follicles elongate, linear, cylindric or somewhat moniliform; seeds naked; erect perennial herbs with alternate or irregularly scattered lvs and terminal cymes of small but handsome blue fls. 25, N. Amer. and Japan."

  • Provided by: [B].New York Botanical Garden
    • Source: [
    • 2
    • ]. 

      Bibliography

     Information From

    Apocynaceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    New York Botanical Garden
    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.
    • B Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
    Flora Of CHina @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=2
    'Flora of China @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=2 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • C Missouri Botanical Garden
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • D CC0 1.0 Universal (CC0 1.0).