Jepson Flora Project: Jepson Interchange    

link to manual TREATMENT FROM THE JEPSON MANUAL (1993) previous taxon | next taxon
Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California
For up-to-date information about California vascular plants, visit the Jepson eFlora.



Richard L. Hauke

Perennial from rhizome (above ground stem annual or perennial herb)
Stem generally erect, ridged lengthwise, hollow except at nodes, sometimes of 2 kinds (sterile, fertile); branches 0 or whorled and alternate leaves, sometimes solid
Leaves scale-like, whorled, fused into nodal sheath with as many teeth as leaves, generally not green
Sporangia several on inner surface of peltate scales that are clustered into a terminal cone; spores of 1 kind per sp., spheric, green, unmarked, with 4 strap-like appendages
Genera in family: 1 genus, 15 species: worldwide except Australia, New Zealand
Reference: [Hauke 1978 Nova Hedwigia 30:385–455]
Retrieve key for EQUISETACEAE
Return to the Jepson Interchange main page
Return to treatment index page
  • This page is no longer being maintained.

University & Jepson Herbaria Home Page |
General Information | University Herbarium | Jepson Herbarium |
Visiting the Herbaria | On-line Resources | Research |
Education | Related Sites
Copyright © by the Regents of the University of California