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Robinson's onion
Scientific Name: Allium robinsonii
Family: Liliaceae
Category: Monocot
Growth: Forb/herb
Duration: Perennial
Other Names:
Robinson's Onion: A Closer Look
This page explores two distinct plants both referred to as "Robinson's Onion." One is a cultivated mammoth onion variety, and the other is a rare, native plant species.
Considerations for Children
- Large onions may be attractive to children due to their size.
Scientific Name and Common Names
- Allium robinsonii L.F. Hend.: Known as Robinson's Onion or Columbia River Onion.
- Mammoth Onion: A cultivated variety of onion, often associated with W. Robinson & Son seed suppliers.
Taxonomy and Nomenclature
- Allium robinsonii is the accepted scientific name for the Columbia River Onion.
- Synonym: ALRO (Symbol)
Distribution and Habitat
- Allium robinsonii: Native to the US States of Washington and Oregon. Specifically observed near the Columbia River.
Morphological Characteristics
- Allium robinsonii: Stem erect, about 2 inches tall. Leaves approximately 3 inches long, round, staying green through flowering. Flower head tops... (description incomplete in the provided text).
- Mammoth Onion: Can grow to over 6lb in weight and 22 inches in circumference.
Cultivation
- Mammoth Onion: Seedlings are available and should be potted on in a heated greenhouse during March.
- Robinsons Mammoth Vegetable Seeds catalogue provides information on growing mammoth onions.
Quirky Facts
- W. Robinson & Son, suppliers of the Mammoth Onion seeds, were established in 1860 and are still run by the same family.
- The "Rose of Roscoff" Onion sets are available exclusively to the UK through certain suppliers.
Further Information
- Encyclopedia of Life contains information and articles about Allium robinsonii.
- Contact details for Robinson's Mammoth Vegetable Seeds are available in Sunny Bank, Lancaster Road, Forton.