ZipcodeZoo.com

Eryngium

(Genus)

Herbs biennial or perennial, caulescent or acaulescent, usually glabrous. Taproot fusiform or stout. Stem solitary, creeping to erect, branched above. Leaves simple; petioles sheathing; blade entire, pinnately or palmately parted or divided, leathery or membranous, venation parallel or reticulate, margin often ciliate to spinose. Umbels simple, capitate forming globose to cylindrical heads; heads solitary or in cymes, sometimes racemes; bracts 1 to several, entire or divided, subtending the head; bracteoles 1 to many, subtending the individual flowers. Flowers small, bisexual, sessile. Calyx teeth prominent, persistent, ovate to lanceolate, acute to obtuse. Petals white or purple, ovate to oblong, with incurved apex. Stylopodium absent; styles shorter than or exceeding the calyx teeth. Fruit globose to obovoid, scarcely flattened laterally, variously covered with scales or tubercles; ribs obsolete; vittae mostly 5, inconspicuous; commissure broad. Seed subterete in cross section, face plane or slightly concave. Carpophore absent.

Between 220 and 250 species: tropics and temperate regions worldwide, especially South America; two species in China.[1]

Photos

Map

Taxonomy

The Genus Eryngium is further organized into finer groupings including:

Footnotes

  1. Sheh Meng-lan, Mark F. Watson "Eryngium". in Flora of China Vol. 14 Page 24. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org.

Sources

  • The distribution map on this page comes from the Global Biodiversity Information Facility and is used with permission.
  • Photographs on this page are copyrighted by individual photographers, and individual copyrights apply.
  • The GMapImageCutter is used under license from the UCL Centre for Advanced Spatial Analysis.
  • The technology underlying this page, including the Image Browser and controls behind Keep Exploring, is owned by the BayScience Foundation. All rights are reserved.

Keep Exploring...

Loading...
Loading...

What is this? Click to find out...

Loading...
Loading...
Last Revised: May 01, 2008