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The National Mall in Northwest Washington in Washington, District of Columbia — The American Northeast (Mid-Atlantic)
 

Beauregard Sweet Potato

Ipomea batata
Convulvaceae

— Sweet Potatoes vs Yams —

 
 
Beauregard Sweet Potato Marker image. Click for full size.
Photographed by Devry Becker Jones (CC0), November 26, 2022
1. Beauregard Sweet Potato Marker
Inscription. Now one of the most popular commercial sweet potato varieties, Beauregard was originally developed at Louisiana State University for higher yield and disease resistance. Even though we often use the names "sweet potato" and "yam" interchangeably, they are distinct crops. Sweet potatoes, which are in the same family as morning glories, originate in South America and come in a variety of colors, from orange to purple to white. Yams, on the other hand, originated in Asia and Africa and tend to have dark exteriors and white or light purple insides.
 
Erected by Smithsonian Gardens, Smithsonian Institution.
 
Topics. This historical marker is listed in these topic lists: AgricultureEducationHorticulture & Forestry.
 
Location. 38° 53.475′ N, 77° 1.734′ W. Marker is in Northwest Washington in Washington, District of Columbia. It is in The National Mall. It can be reached from 12th Street Northwest just south of Constitution Avenue Northwest (U.S. 1/50), on the right when traveling south. Touch for map. Marker is at or near this postal address: 1200 Constitution Ave NW, Washington DC 20560, United States of America. Touch for directions.

Regionally, this marker is in the Washington Metropolitan Area. It is also in the American Northeast, in the Upper South, in the Mid-Atlantic, in the Tidewater, and in the Chesapeake Bay Region. Globally, it is in the North Atlantic Region, North America, the Western Hemisphere, the Western World, and the Anglosphere.

Other nearby markers. At least 8 other markers are within walking distance of this marker: Deer's Tongue Lettuce (here, next to this marker); "Of Course I Can!" (here, next
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to this marker); Chiogga Beets (here, next to this marker); "Better Food, Better Health and Better Cities" (a few steps from this marker); Green Glaze Collards (a few steps from this marker); Chioggia Beets (a few steps from this marker); Welcome to Our Meadow! (a few steps from this marker); "Garden for Victory!" (a few steps from this marker). Touch for a list and map of all markers in Northwest Washington.
 
Beauregard Sweet Potato Marker image. Click for full size.
Photographed by Devry Becker Jones (CC0), November 26, 2022
2. Beauregard Sweet Potato Marker
 
 
Credits. This page was last revised on January 30, 2023. It was originally submitted on November 27, 2022, by Devry Becker Jones of Washington, District of Columbia. This page has been viewed 464 times since then and 47 times this year. Photos:   1, 2. submitted on November 27, 2022, by Devry Becker Jones of Washington, District of Columbia.
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Jun. 4, 2026