Lobelia siphilitica

Lobelia siphilitica, the great blue lobelia,[2] great lobelia,[3] or blue cardinal flower[4] is a plant species within the family Campanulaceae. It is a herbaceous, perennial dicot native to eastern and central Canada and United States. Growing up to three feet tall, it lives in zones 4 to 9 in moist to wet soils. It produces a spike of zygomorphic flowers in the late summer.

Great blue lobelia
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Campanulaceae
Genus: Lobelia
Species:
L. siphilitica
Binomial name
Lobelia siphilitica

It blooms from August to October.[5] It is a short lived perennial (with each plant living for only a few years).[5]

Although self-compatible, a flower is unable to offer pollen to itself and it must be pollinated by insects (primarily bees in the genus Bombus).[5]

References

  1. "Lobelia siphilitica". IUCN Red List of Threatened Species. 2019. 2019. Retrieved 18 June 2019.CS1 maint: ref=harv (link)
  2. "Lobelia siphilitica". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 26 January 2016.
  3. "BSBI List 2007". Botanical Society of Britain and Ireland. Archived from the original (xls) on 2015-01-25. Retrieved 2014-10-17.
  4. "Lobelia siphilitica". Missouri Botanical Garden. Retrieved 2020-08-19.
  5. Caruso, C. M. (2006), "Plasticity of inflorescence traits in Lobelia siphilitica (Lobeliaceae) in response to soil water availability", American Journal of Botany, 93 (4): 531–8, doi:10.3732/ajb.93.4.531, PMID 21646213


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