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entireleaf yellow false foxglove
Scientific Name: Aureolaria laevigata
Family: Scrophulariaceae
Category: Dicot
Growth: Forb/herb
Duration: Perennial
Other Names:
Yellow False Foxglove: An Overview
This page provides information about various species and common names associated with Yellow False Foxgloves, primarily focusing on their biology, natural history, and distribution.
Considerations for Pets
- Some species have glandular hairs.
Considerations for Children
- Some species have glandular hairs.
Scientific Name and Common Names
- Scientific Name: Several species of Aureolaria are discussed.
- Common Names:
- Entire Leaf Yellow False Foxglove
- Fernleaf Yellow False Foxglove
- Smooth False Foxglove
- Downy Yellow False Foxglove
- Midwestern False Foxglove
- Appalachian Oak Leach
- Spreading False Foxglove
Taxonomy and Nomenclature
- Family: Orobanchaceae (Broomrape family), Scrophulariaceae.
- Synonyms/Alternative Names:
- Gerardia laevigata (for Entireleaf yellow false foxglove)
- Aureolaria laevigata (Raf.) Raf. (Flora of Virginia Name/Status for Entire-leaf Yellow False Foxglove)
Distribution and Habitat
- Several species are found in Minnesota.
- Aureolaria laevigata (Entireleaf yellow false foxglove) is found in Virginia.
- Smooth yellow false foxglove (Aureolaria flava) is found throughout much of eastern North America.
Ecological Role
- Yellow False Foxgloves, particularly Aureolaria species, are semi-parasitic, sometimes specifically on oak trees.
Morphological Characteristics
- Leaves:
- Vary significantly between species, ranging from entire (untoothed) to deeply lobed or dissected.
- Some species have elliptic to lance-like basal leaves.
- Leaf shapes can be ovate to lanceolate, 6 to 15 cm long and 1.5 to 4.5 cm wide.
- Color ranges from yellow-green to purple-brown.
- Some species have leaves converted to small, non-photosynthetic bracts.
- Flowers:
- Flower petal color is typically yellow.
- Flowers are tubular and become 5-lobed near the apex.
- Flowers can be 1 to 1.5 inches long and about 1 inch across.
- Some flowers have yellow stripes and red spots inside.
- Fruits: Capsule.
- Some species have glandular hairs, especially combleaf yellow false foxglove.
Quirky Facts
- One source mentions that an entire oak tree, upon which a Yellow False Foxglove is semi-parasitic, can change from green to gold in a day or two in mid-October.
Interactions with Other Organisms
- These plants can be semi-parasitic on grasses and trees.
Further Information
- http://bioimages.vanderbilt.edu/tsn/33489