. An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian. leaves entire or very nearly so ; pubescence, if any, of crisp hairs. 17. 5. discoideus. 18. 6. obovatus. 19. 5. Crawfordii. 20. S. pauperculus. 21. S. Smallii. 22. S. densus. 23. 6. integerrimus. I. Senecio vulgaris L. Common Ground-sel. Fig. 4610. Senecio vulgaris L. Sp. PI. 867. 1753. Annual, puberulent or glabrate; stem hollow,usually much branched, 6-i5 high. Le
. An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian. leaves entire or very nearly so ; pubescence, if any, of crisp hairs. 17. 5. discoideus. 18. 6. obovatus. 19. 5. Crawfordii. 20. S. pauperculus. 21. S. Smallii. 22. S. densus. 23. 6. integerrimus. I. Senecio vulgaris L. Common Ground-sel. Fig. 4610. Senecio vulgaris L. Sp. PI. 867. 1753. Annual, puberulent or glabrate; stem hollow,usually much branched, 6-i5 high. Leaves pin-natifid, 2-6 long, the lower spatulate m outline,petioled, obtuse, the upper sessile or clasping atthe base, more deeply lobed or incised, their seg-ments oblong, dentate; heads several or numer-ous in the corymbs, nearly 3 broad, 4-6 high;bracts of the involucre linear, with few or sev-eral subulate black-tipped outer ones; rays none;achenes slightly canescent; pappus white. In cultivated ground and waste places, Newfound-land to Hudson Bay, North Carolina, Minnesota,Michigan, and west to the Pacific Coast. from Europe. Other names are grinsel,simson, birdseed, chickenweed.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
