Lactuca floridana
Lactuca floridana, the woodland lettuce,[2] is a North American species of wild lettuce. It is widespread across much of central Canada and the eastern and central United States from Ontario and Manitoba south as far as Texas, Louisiana, and Florida.[3]
| Woodland lettuce | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Tribe: | Cichorieae |
| Genus: | Lactuca |
| Species: | L. floridana |
| Binomial name | |
| Lactuca floridana (L.) Gaertn. 1791 | |
| Synonyms[1] | |
|
Synonymy
| |
Lactuca floridana is an annual biennial herb in the dandelion tribe within the daisy family growing from a taproot a height of up to 200 cm (79 in; 6.6 ft). The top of the stem bears a multibranched inflorescence with many flower heads. Each head contains 10–20 blue or white ray florets but no disc florets. The fruit is a brown achene.[4]
Lactuca floridana was found to contain 11β,13-Dihydro-lactucin-8-O-acetate hemihydrate.[5]
References
- Tropicos, Lactuca floridana (L.) Gaertn.
- "Lactuca floridana". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 2 August 2015.
- Biota of North America Program 2014 county distribution map
- Flora of North America, Lactuca floridana (Linnaeus) Gaertner, 1791.
- Fronczek CF, Gomez-Barrios ML, Fischer NH, Fronczek FR (1 October 2009). "11β,13-Dihydrolactucin-8-O-acetate hemihydrate". Acta Crystallogr Sect E. 65 (Pt. 10): o2564–o2565. doi:10.1107/S160053680903829X. PMC 2970292. PMID 21578003.CS1 maint: multiple names: authors list (link)
External links
- Lady Bird Johnson Wildflower Center, University of Texas
- Delaware Wildflowers photos
- Alabama Plants photo
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