Houstonia caerulea
| Houstonia caerulea | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Gentianales |
| Family: | Rubiaceae |
| Genus: | Houstonia |
| Species: | H. caerulea
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| Binomial name | |
| Houstonia caerulea | |
| Synonyms | |
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Houstonia caerulea, commonly known as azure bluet, Quaker ladies, or bluets,[2] is a perennial species in the family Rubiaceae.[1] It is native to eastern Canada (Ontario to Newfoundland) and the eastern United States (Maine to Wisconsin, south to Florida and Louisiana, with scattered populations in Oklahoma).[3] It is found in a variety of habitats such as cliffs, alpine zones, forests, meadows and shores of rivers or lakes.[4]
Description[]
Houstonia caerulea is a perennial herb[2] that produces showy flowers approximately 1 cm across. These flowers are four-parted with pale blue petals and a yellow center. The foliage is a basal rosette with spatula-shaped leaves.[2] Stems are up to 20 cm tall with one flower per stalk. Leaves are simple and opposite in arrangement with two leaves per node along the stem.[4] It thrives in moist acidic soils in shady areas, growing especially well among grasses.[5]
Gallery[]
References[]
- ^ a b Justice, William S.; Bell, C. Ritchie; Lindsey, Anne H. (2005). Wild Flowers of North Carolina (2. printing. ed.). Chapel Hill, NC: Univ. of North Carolina Press. p. 236. ISBN 0807855979.
- ^ a b c "Lady Bird Johnson Wildflower Center - The University of Texas at Austin". www.wildflower.org. Retrieved 2021-10-13.
- ^ Biota of North America Program
- ^ a b "Houstonia caerulea (little bluet): Go Botany". gobotany.nativeplanttrust.org. Retrieved 2021-11-04.
- ^ Scoggan, H. J. 1979. Dicotyledoneae (Loasaceae to Compositae). Part 4. 1117–1711 pp. In Flora of Canada. National Museums of Canada, Ottawa.
Further reading[]
- Pink, A. (2004). Gardening for the Million. Project Gutenberg Literary Archive Foundation.
- Blanchan, Neltje (2005). Wild Flowers Worth Knowing. Project Gutenberg Literary Archive Foundation.
External links[]
- Bluet gardening information
- Houstonia caerulea photo
- USDA PLANTS Profile
- Ladybird Johnson Wildflower Center
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- Houstonia (plant)
- Ephemeral plants
- Flora of Eastern Canada
- Flora of the Northeastern United States
- Flora of the North-Central United States
- Flora of the Southeastern United States
- Plants described in 1753
- Taxa named by Carl Linnaeus
- Rubiaceae stubs