Lactuca graminifolia
| Lactuca graminifolia | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Eudicots |
| (unranked): | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Tribe: | Cichorieae |
| Genus: | Lactuca |
| Species: | L. graminifolia |
| Binomial name | |
| Lactuca graminifolia Michx. 1803 | |
| Synonyms[1] | |
| |
Lactuca graminifolia, the grassleaf lettuce[2] is a North American species of wild lettuce. It grows in Mexico, Central America, Hispaniola, and the southern United States from Arizona to Florida, Virginia and the Carolinas.[3][4][5][6][7]
Lactuca graminifolia is a biennial herb in the dandelion tribe within the daisy family growing from a taproot a height of up to 150 cm (5 feet). The top of the stem bears a multibranched inflorescence with many flower heads. Each head contains 15-20 blue or purple ray florets but no disc florets. The fruit is a brown achene.[8]
References
- ↑ The Plant List, Lactuca graminifolia Michx.
- ↑ "Lactuca graminifolia". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 2 August 2015.
- ↑ Biota of North America Program 2014 county distribution map
- ↑ SEINet, Southwestern Biodiversity, Arizona chapter, Lactuca graminifolia Michx.
- ↑ Tropicos, specimen listing for Lactuca graminifolia Michx.
- ↑ Nash, D. L. 1976. Tribe XI, Cichorieae. En Nash, D.L. & Williams, L.O. (eds), Flora of Guatemala - Part XII. Fieldiana, Botany. 24(12): 440–454, 598–603
- ↑ Breedlove, D.E. 1986. Flora de Chiapas. Listados Florísticos de México 4: i–v, 1–246
- ↑ Flora of North America, Lactuca graminifolia Michaux, 1803.
External links
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