RIGID GOLDENROD
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File Size: 122 KB |
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Solidago rigida L.
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Konza Prairie, Riley County, Kansas |
Perennial |
Height: 1-5 feet |
Family: Asteraceae - Sunflower Family |
Flowering Period: August, September,October |
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Also Called: | | Stiff goldenrod. | Stems: | | Erect, stout, clustered, usually unbranched, leafy, rough-hairy. | Leaves: | | Alternate, simple, long-stalked below, sessile above, broadly ovate to lanceolate, 2 to 10 inches long, 1 to 4 inches wide, thick, rigid, rough on both surfaces or somewhat glabrous beneath; margins mostly entire; tips pointed; upper leaves reduced. | Inflorescences: | | Corymb-like, flat-topped to rounded, densely flowered, terminal; heads about 3/8 inch wide; bracts firm, rounded. | Flowers: | | Ray florets 7-14, about 1/4 inch long, yellow; disk florets 19-31, yellow. | Fruits: | | Achenes, ribbed, glabrous, tipped with whitish bristles, enclosing small seed. | Habitat: | | Dry open prairies, pastures, and hillsides, on rocky or sandy sites. | Distribution: | | East 4/5 of Kansas. | Comments: | | Rigid goldenrod has deep roots that allow it to compete well with native grasses. It increases in overgrazed pastures. |
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Rigid goldenrod | ![](thumbnails/rigidgoldenrod7.jpg) | 122 KB | Konza Prairie, Riley County, Kansas |
| Rigid goldenrod | ![](thumbnails/rigidgoldenrod8.jpg) | 150 KB | Konza Prairie, Riley County, Kansas |
| Rigid goldenrod | ![](thumbnails/rigidgoldenrod9.jpg) | 152 KB | Konza Prairie, Riley County, Kansas |
| Rigid goldenrod | ![](thumbnails/rigidgoldenrod10.jpg) | 160 KB | Konza Prairie, Riley County, Kansas |
| Rigid goldenrod leaves | ![](thumbnails/rigidgoldleaves5.jpg) | 94 KB | Marshall County, Kansas |
| Rigid goldenrod basal leaf | ![](thumbnails/rigidgoldbasal2.jpg) | 152 KB | Riley County, Kansas |
| Rigid goldenrod inflorescence | ![](thumbnails/rigidgold15.jpg) | 102 KB | Marshall County, Kansas |
| Rigid goldenrod | ![](thumbnails/rigidgold12.jpg) | 131 KB | Riley County, Kansas |
| Rigid goldenrod | ![](thumbnails/rigidgoldenrod20.jpg) | 111 KB | Saline County, Kansas |
| Rigid goldenrod | ![](thumbnails/rigidgoldenrod22.jpg) | 88 KB | Saline County, Kansas |
| Rigid goldenrod habit | ![](thumbnails/Solidago_rigida4.jpg) | 171 KB | Konza Prairie, Riley County, Kansas |
| Rigid goldenrod inflorescence | ![](thumbnails/Solidago_rigida5.jpg) | 157 KB | Konza Prairie, Riley County, Kansas |
| Rigid goldenrod in winter | ![](thumbnails/Solidago_rigida_winter2.jpg) | 175 KB | Konza Prairie, Riley County, Kansas |
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