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Euphrasia oakesii
Euphrasia oakesii Wettst.
Oakes' Eyebright
Scrophulariaceae (Figwort Family)
Synonym(s): Euphrasia williamsii, Euphrasia williamsii var. vestita
USDA Symbol: EUOA
USDA Native Status: L48 (N), CAN (N)
It is hemiparasitic and attaches to host plants by specialized root connections.
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Plant Characteristics
Duration: AnnualHabit: Herb
Leaf Shape: Ovate
Fruit Type: Capsule
Size Notes: Up to about 4 inches tall.
Bloom Information
Bloom Color: White , Pink , Green , Blue , Purple , BrownBloom Time: Jun , Jul , Aug
Bloom Notes: Flower color varies from pinkish white to bluish purple to greenish brown.
Distribution
USA: ME , NHCanada: NB , NL , PE
Native Distribution: High peaks of Maine, New Hampshire, Labrador, Newfoundland; very rare.
Native Habitat: Sunny turfy or gravelly slopes, alpine regions.
Growing Conditions
Soil pH: Alkaline (pH>7.2)CaCO3 Tolerance: High
Web Reference
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Webref 34 - Go Botany (2019) Native Plant Trust
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resources
USDA: Find Euphrasia oakesii in USDA PlantsFNA: Find Euphrasia oakesii in the Flora of North America (if available)
Google: Search Google for Euphrasia oakesii
Metadata
Record Modified: 2023-02-10Research By: TWC Staff