Calla L.
  • Sp. Pl. 2: 968. 1753. (1 May 1753)
  • Water arum arum, wild calla [a plant name used by Pliny, perhaps from Greek kallos, beauty]


Cite taxon page as 'WFO (2021): Calla L. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-4000006033. Accessed on: 21 Sep 2021'

General Information

Herbs, wetland. Rhizomes horizontal. Leaves appearing before flowers, several, emergent, arising along rhizome, also clustered terminally; petiole 1.5--2 or more times as long as blade; blade bright green, simple, not peltate, ovate to nearly round, base cordate, apex short-acuminate to apiculate; lateral veins parallel. Inflorescences: peduncle erect, as long as or longer than petiole, apex not swollen; spathe white, often green or partially green abaxially, not enclosing spadix; spadix cylindric. Flowers all bisexual or distal ones staminate; perianth absent. Fruits not embedded in spadix, red. Seeds 4--9(--11), embedded in mucilage. x = 18.

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

    Herbs, perennial. Rhizome creeping. Leaves several, distichous; petiole sheathing; sheath ligulate, long; leaf blade broadly ovate-cordate to cordate-orbicular, apex acute to acuminate; venation parallel-pinnate. Inflorescence solitary, flowering with leaf appearance; peduncle erect. Spathe persistent, fully expanded, elliptic to ovate, base decurrent, apex acuminate. Spadix stipitate, cylindric, apex obtuse. Flowers numerous, densely arranged, bisexual, naked (perigone absent), only uppermost flowers often male. Stamens free, usually 6, sometimes more (9-12); filaments flattened; anthers dorsifixed; connective short and slender; thecae ellipsoid, dehiscing by longitudinal slit; pollen grains diaperturate, globose, small, exine foveolate and apertural exine verrucate. Pistil ovoid, 1-loculed; ovules 6-9 (rarely more), anatropous and oblong; funicle distinct; placenta basal; stylar region attenuate; stigma subhemispheric, small. Infructescence subglobose to broadly ellipsoid. Berry globose-conic, with many seeds (usually 4-9). Seed oblong-cylindric to somewhat ellipsoid; testa thick, scrobiculate toward chalaza and sulcate-striate toward micropyle; raphe prominent; embryo axile, elongate; endosperm copious. 2n = 36, 54, 72.

  • Provided by: [B].Flora Of CHina @ efloras.org
    • Source: [
    • 2
    • ]. 

    "Fls all perfect, or the upper staminate, covering the spadix; spathe expanded, not enclosing the spadix, ovate to elliptic; perianth none; stamens 6; filaments narrow, flat; anthers short and broad; ovary unilocular, with several erect anatropous ovules; fr a red berry, the few seeds surrounded by gelatinous material; perennial herbs with petioled basal lvs and solitary spathes. Monotypic."

  • Provided by: [D].New York Botanical Garden
    • Source: [
    • 3
    • ]. 

    Literature

    SELECTED REFERENCES

    Dudley, M. G. 1937. Morphological and cytological studies of Calla palustris. Bot. Gaz. 98: 556--571. Lehmann, N. L. and R. Sattler. 1992. Irregular floral development in Calla palustris (Araceae) and the concept of homeosis. Amer. J. Bot. 79: 1145--1157. Scribailo, R. W. and P. B. Tomlinson. 1992. Shoot and floral development in Calla palustris. Int. J. Pl. Sci. 153: 1--13.

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

    Included Species

    Other Local Names

    NameLanguageCountry
    Water arum arum, wild calla [a plant name used by Pliny, perhaps from Greek kallos, beauty]

     Information From

    Araceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    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.
    • B Missouri Botanical Garden
    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.
    • C Flora of North America Association
    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.
    • D Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • E CC0 1.0 Universal (CC0 1.0).