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Photographer: Steve C. Garske
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Family Asteraceae
Hieracium kalmii L.
Canada hawkweed, Kalm's hawkweed
Hieracium: classical name hierakion from ancient Greek hierax, "a hawk". The Roman naturalist Pliny believed that hawks fed on this plant to strengthen their eyesight and thus it became the Greek and Latin name for this and similar plants, called hawkweed.
kalmii: for Pehr Kalm (1715-1779)
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| Status: | Native |
| Plant: | erect, perennial, 1/2'-5' tall forb with milky juice; stems leafy, lower part usually with long hairs, upper only softly fuzzy; roots not forming mats |
| Flower: | head 5/8"- 1" wide with yellow rays; inflorescence of several, long-stalked heads in loose, branched clusters; blooms July-Oct. |
| Leaf: | alternate, lower ones deciduous, remaining ones mostly about the same size with a few sharp, irregularly spaced teeth or lobes, rounded bases sometimes slightly clasping the stem, usually with long hairs beneath but the edges never rough |
| Habitat: | dry; woods, forests, prairies, cliffs; in sandy soil |
| Notes: | very similar to H. umbellatum except for the leaf edges |
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