Houstonia caerulea
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Houstonia caerulea, commonly known as azure bluet, Quaker ladies, or bluets,[1] is a perennial species in the family Rubiaceae.[2] 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
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Houstonia caerulea is a perennial herb[1] that produces showy flowers approximately Script error: No such module "convert". across. These flowers are four-parted with pale blue petals and a yellow center. The foliage is a basal rosette with spatula-shaped leaves.[1] Stems are up to Script error: No such module "convert". 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
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- ↑ a b c Script error: No such module "citation/CS1".
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- ↑ Biota of North America Program
- ↑ a b Script error: No such module "citation/CS1".
- ↑ Scoggan, H. J. 1979. Dicotyledoneae (Loasaceae to Compositae). Part 4. 1117–1711 pp. In Flora of Canada. National Museums of Canada, Ottawa.
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Further reading
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External links
- Bluet Template:Webarchive gardening information
- Houstonia caerulea photo
- USDA PLANTS Profile
- Ladybird Johnson Wildflower Center
- Pages with script errors
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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
- Flora without expected TNC conservation status