Marigold

Marigold

A strongly aromatic annual herb, growing to about 4′; stems with longitudinal channels or grooves, branching in large plants, pale brownish to reddish; leaves grow to a length of 8″, are opposite on the main stem but often alternate on the branches of the inflorescence, deeply pinnafid with 9 to 17 finely serrated lobes; lobes lanceolate to narrowly elliptic, sunken oil glands scattered especially along edges of leaves and on either side of the central vein of each lobe; inflorescence composed of terminal, cylindrical, narrow, shortly stalked flower heads, up .5″ long with yellow and cream color. The distinguishing characteristics of this weed are the grooved stems, its strong aromatic scent, deeply divided leaves and the variable length of hairs on the seeds.

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