Allium hollandicum, the Persian onion[1][2] or Dutch garlic,[3] is a species of flowering plant native to Iran and Kyrgyzstan[4] but widely cultivated as an ornamental because of its umbels of attractive purple flowers.[5][6][7] It is reportedly naturalized in Saint Louis County, Minnesota.[8][9][10]
| Allium hollandicum | |
|---|---|
| |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Order: | Asparagales |
| Family: | Amaryllidaceae |
| Subfamily: | Allioideae |
| Genus: | Allium |
| Subgenus: | Allium subg. Melanocrommyum |
| Species: | A. hollandicum
|
| Binomial name | |
| Allium hollandicum | |
Allium hollandicum is a bulb-forming perennial with scapes up to 90 cm (35 in) tall. It has long, flat, strap-shaped leaves up to 60 cm (24 in) long. Umbels are relatively small and spherical, up to 10 cm (3.9 in) in diameter, composed of many purple to reddish-purple star-shaped flowers appearing in late spring and early summer.[11][12][13]
The popular cultivar 'Purple Sensation' has gained the Royal Horticultural Society's Award of Garden Merit.[3] It prefers moist, fertile soil in full sun.
References
edit- ^ Great Plant Picks, Allium hollandicum ‘Purple Sensation’
- ^ "Battery Conservancy Plant Database, Allium hollandicum 'Purple Sensation' Purple globe onion". Archived from the original on 2014-03-10. Retrieved 2014-03-21.
- ^ a b "RHS Plantfinder - Allium hollandicum 'Purple Sensation'". Royal Horticultural Society. 1993. Retrieved 5 January 2018.
- ^ Kew World Checklist of Selected Plant Families
- ^ Pacific Bulb Society, Allium Species Two
- ^ "Battery Plant Conservancy, New York, Battery Database, Allium hollandicum 'Purple Sensation' Purple globe onion". Archived from the original on 2014-03-10. Retrieved 2014-03-21.
- ^ Le Jardin de Sophie, Bruxelles, Allium hollandicum ( = A. aflatunense) ail décoratif (alliacée)
- ^ "Anita F. Cholewa. 2011. Annotated Checklist of the Flora of Minnesota" (PDF). Archived from the original (PDF) on 2015-04-17. Retrieved 2014-03-21.
- ^ BONAP (Biota of North America Project), floristic synthesis, Allium hollandicum
- ^ Fritsch, R.M., Blattner, F.R. & Gurushidze, M. (2010). New classification of Allium L. subg. Melanocrommyum (Webb & Berthel.) Rouy (Alliaceae) based on molecular and morphological characters. Phyton: Annales Rei Botanicae 49: 145-320.
- ^ Fritsch, Reinhard M. 1993. Candollea 48(2): 422.
- ^ "Royal Horticultural Society, London, Allium hollandicum 'Purple Sensation'". Archived from the original on 2014-02-27. Retrieved 2014-03-21.
- ^ Fritsch, R.M., Blattner, F.R. & Gurushidze, M. (2010). New classification of Allium L. subg. Melanocrommyum (Webb & Berthel.) Rouy (Alliaceae) based on molecular and morphological characters. Phyton: Annales Rei Botanicae 49: 145-320.
