curly-cup gumweed |
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Grindelia squarrosa var. serrulata |
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| Taxonomy | Family: |
Asteraceae (aster) |
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Subfamily: |
Asteroideae |
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Supertribe: |
Asterodae |
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Tribe: |
Astereae (aster) |
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No Rank: |
North American clade |
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| Nativity | Native to the Great Plains states, including North Dakota and South Dakota. Introduced and naturalized in Minnesota. |
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| Status |
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| Habitat | Dry. Disturbed areas. Full sun. |
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| Flowering | Late July to September |
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| Flower Color | Yellow |
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| Height | |
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| Identification | The upper and middle leaves are narrow. They are linear-oblong to oblanceolate and are 5 to 8 times as long as wide. They are closely and evenly toothed. They are dotted with resinous glands. |
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| Similar Species |
Curly-cup gumweed (Grindelia squarrosa var. quasiperennis) has leaves that are untoothed, are remotely sharply small-toothed, or have lower leaves that are irregularly lobed, or pinnatifid. Curly-cup gumweed (Grindelia squarrosa var. squarrosa) has wider upper and middle leaves. They are egg-shaped or oblong and are 2 to 4 times as long as wide. |
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| Range | No information available |
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| Synonyms | Grindelia serrulata |
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| Common Names |
curly-cup gumweed curlycup gumweed curlytop gumweed gum-plant gumweed rosinweed tarweed |
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