Hieracium scouleri |
Hieracium piloselloides |
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Scouler's hawkweed, woolly weed |
glaucous king-devil |
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Habit | Plants 30–100 cm; taprooted. | |
Stems | simple or branched; surfaces glabrous to tomentulose, puberulent, or pilose-setose, sometimes glandular-setose distally. |
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Leaves | basal or basal and cauline, narrowly or broadly oblanceolate or elliptic, 2.5–30 cm, bases attenuate; margins entire, rarely denticulate; surfaces pilose-setose and stellate-pubescent, rarely glabrous; basal petioles often winged; cauline usually sessile. |
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Inflorescences | panicle- or raceme-like arrays, bracteate or not. |
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Involucres | campanulate in flower; ovoid in fruit, 5–12 mm. |
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Florets | 15–45+; ligules 8–20 mm, yellow. |
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Phyllaries | linear-lanceolate; surfaces pilose-setose with black hairs; inner 12–20+; outer gradually shorter. |
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Fruits | columnar, 2.5–3 mm, dark brown. |
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2n | =18. |
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Hieracium scouleri |
Hieracium piloselloides |
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Distribution | ||
Discussion | Forests, shrublands, grasslands, rocky ridges and slopes, roadsides. Flowering Jun–Sep. 0–2600 m. BR, BW, Casc, Col, ECas, Owy, Sisk, WV. CA, ID, NV, WA; north to British Columbia, northeast to Alberta, east to WY. Native. Hieracium scouleri is here given a broad circumscription to include such segregate taxa as H. albertinum and H. cynoglossoides, which are sometimes also recognized at varietal rank. |
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Source | Flora of Oregon, volume 2 draft Kenton Chambers |
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Sibling taxa | ||
Synonyms | Hieracium albertinum, Hieracium chapacanum, Hieracium cusickii, Hieracium cynoglossoides, Hieracium nudicaule, Hieracium scouleri var. albertinum, Hieracium scouleri var. scouleri | |
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