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grand redstem
Scientific Name: Ammannia robusta
Family: Lythraceae
Category: Dicot
Growth: Forb/herb
Duration: Annual
Other Names: WA (grand redstem)
Grand Redstem (Ammannia robusta)
Ammannia robusta, commonly known as grand redstem, is a flowering plant belonging to the loosestrife family.
Considerations for Pets
- This plant is a forb/herb (a non-woody plant that is not a grass).
Taxonomy and Nomenclature
- Scientific Name: Ammannia robusta Heer & Regel
- Family: Lythraceae (Loosestrife Family)
- Rank: Species
- Synonyms:
- Ammannia coccinea
- Ammania coccinea ssp. robusta
- Ludwigia scabriuscula
- Alternative Scientific Names: Ammannia robusta Heer & Regel Nomencl. ref.: Index Sem. Hort. Turic.: 1. 1842.
- Common Names:
- Grand Redstem
- Scarlet Ammannia
- Longleaf Ammannia
Distribution and Habitat
- Native to much of western and central North America.
- Observed locations include Illinois, Kentucky, San Carlos (Sonora, Mexico), Idaho, and Ohio (Grand Valley Preserve, Indian Hill, Hamilton County).
Morphological Characteristics
- The grand redstem is relatively small.
- It reaches up to 7 meters in height.
- In the summer, it assumes a purple-pink coloring.
- It is not an evergreen, meaning it loses its foliage seasonally.
Additional Information
- Considered a forb/herb: A non-woody plant that is not a grass.
Resources and Further Information
- United States Department of Agriculture (USDA)
- Discover Life: Provides pages about the biology, natural history, ecology, identification, and distribution of Ammannia robusta.
- Encyclopedia of Life: Provides further details under the family Lythraceae.