familyEquisetaceae
Show Lower Taxa
Difference between revisions of "Equisetaceae"
Common names: Horsetail Family
Treatment appears in FNA Volume 2. Treatment on page 76.
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|basionyms= | |basionyms= | ||
|family=Equisetaceae | |family=Equisetaceae | ||
| − | |illustrator= | + | |illustrator=Laurie Klingensmith |
|illustration copyright=Flora of North America Association | |illustration copyright=Flora of North America Association | ||
|distribution=Nearly worldwide. | |distribution=Nearly worldwide. | ||
Latest revision as of 15:47, 15 June 2022
Plants with jointed stems, with distinct nodes. Leaves small, whorled, fused into sheaths; tips remaining free, toothlike. Sporangia borne on peltate sporophylls aggregated in cones 0.3–10 cm. Spores green (except white in hybrids), all 1 kind. Gametophytes green, terrestrial, unisexual; male gametophytes smaller than female.
Distribution
Nearly worldwide.
Discussion
Genus 1, species 15 (11 species in the flora).
Selected References
None.
Lower Taxa
Illustrations
... more about "Equisetaceae"