OF THE CAROLINAS & GEORGIA

Monilophytes (ferns): Horsetails: Equisetales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Equisetum praealtum   FAMILY Equisetaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Equisetum hyemale var. affine   FAMILY Equisetaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)

Equisetum hyemale var. affine

SYNONYMOUS WITH Flora of North America

Equisetum hyemale ssp. affine

SYNONYMOUS WITH Phylogenetics, classification and typification of extant horsetails (Equisetum, Equisetaceae) (Christenhusz et al., 2019)

Equisetum praealtum

SYNONYMOUS WITH The Ferns and Lycophytes of Texas (Diggs & Lipscomb, 2014)

Equisetum hyemale ssp. affine

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 002-01-002:

Equisetum hyemale var. affine   FAMILY Equisetaceae

SYNONYMOUS WITH Ferns of the Southeastern States (Small, 1938)

Equisetum praealtum

 

COMMON NAME:
Tall Scouring-rush, River Scouring-rush


         To see larger pictures, click or hover over the thumbnails.

image of Equisetum praealtum, Tall Scouring-rush, River Scouring-rush

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_eqro_001_lvd

        

image of Equisetum praealtum, Tall Scouring-rush, River Scouring-rush

Terry Holdsclaw    tdh_e_hyemale_affine_5152

April    Orange County    NC

North Carolina Botanical Garden

image of Equisetum praealtum, Tall Scouring-rush, River Scouring-rush

Terry Holdsclaw    tdh_e_hyemale_affine_5154

April    Orange County    NC

North Carolina Botanical Garden

Leaves scale-like, in whorls. Sporangia in a terminal cone-like cluster, per Guide to the Wildflowers of SC, 1st ed. (Porcher & Rayner, 2001).

image of Equisetum praealtum, Tall Scouring-rush, River Scouring-rush

Terry Holdsclaw    tdh_e_hyemale_affine_1

May    Orange County    NC

North Carolina Botanical Garden

Stems evergreen, unbranched, bamboo-like, fertile and sterile alike, per Field Guide to the Ferns and Other Pteridophytes of Georgia (Snyder & Bruce, 1986).

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Equisetum praealtum   FAMILY Equisetaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Equisetum hyemale var. affine   FAMILY Equisetaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Equisetum hyemale var. affine

SYNONYMOUS WITH Flora of North America
Equisetum hyemale ssp. affine

SYNONYMOUS WITH Phylogenetics, classification and typification of extant horsetails (Equisetum, Equisetaceae) (Christenhusz et al., 2019)
Equisetum praealtum

SYNONYMOUS WITH The Ferns and Lycophytes of Texas (Diggs & Lipscomb, 2014)
Equisetum hyemale ssp. affine

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 002-01-002:
Equisetum hyemale var. affine   FAMILY Equisetaceae

SYNONYMOUS WITH Ferns of the Southeastern States (Small, 1938)
Equisetum praealtum

 

Find by SCIENTIFIC NAME:

517

Fern/Fern ally
Perennial

Habitat: Riverbanks, alluvial floodplains, per Weakley's Flora

Native to the Carolinas & Georgia

Uncommon (rare in Coastal Plain)

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

LEAVES:
Evergreen
Simple - scale-like
in whorls that are fused at the base into a sheath

FRUIT:
Spring/Summer/Fall

 

TO LEARN MORE about this plant, look it up in a good book!



 


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