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Photographer: Emmet J. Judziewicz
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Family Asteraceae
Lapsana communis L.
common nipplewort, nipplewort
Lapsana: Dioscorides used this name for "wild mustard"
communis: in Latin "common, general" and means growing in communities
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| Status: | Introduced - naturalized; potentially invasive |
| Plant: | erect, annual, 1/2'- 5' tall forb with milky juice; slightly reddish stems with white glandular hairs |
| Flower: | head with 18-20 pale yellow rays with blunt, 5-toothed tips; inflorescence of several to many heads in loose clusters on bare stalks; blooms June-Sept. |
| Fruit: | smooth, curved dry seed with no fluffy pappus |
| Leaf: | alternate, lower leaves with a large end-lobe; set apart, 2 shallow lobes near the slightly winged, hairy stalk; upper leaves smaller, unlobed |
| Habitat: | shade; moist; woods, fields, disturbed sites |
| (Glossary) |
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