Northern Prairie Wildlife Research Center
Southern Wetland Flora
Field Office Guide to Plant Species
Solidago fistulosa Mill.
- Family: Aster (Asteraceae)
- Flowering: August-October
- Field Marks: This species has conspicuously hairy stems. It differs from the similar Solidago
rugosa by its sparsely toothed or toothless, non-wrinkled leaves.
- Habitat: Cypress-gum pond borders, shrub bogs, flatwoods, swamps, wet woods, savannas,
swales, ditches, wet prairies, pocosins.
- Habit: Perennial herb with a thickened rootstock.
- Stems: Upright, densely hairy, branched or unbranched, up to 7 feet tall.
- Leaves: Alternate, simple, ovate-oblong to lanceolate, rounded or pointed at the tip, tapering
to the base, hairy, with or without a few teeth; lowermost leaves up to 4 inches long, up to
1 1/2 inches wide, with a winged leaf stalk; uppermost leaves smaller, sessile or nearly clasping
- Flowers: Crowded together into heads up to 1/4 inch high, with many heads forming a panicle;
heads borne on one side of arching branches; flowers yellow, of 2 kinds: some flat and ray-like,
others tubular and forming a disk.
- Sepals: 0.
- Petals: Yellow, 7-10 of them ray-like, notched at the tip; those in the center forming a disk,
- Stamens: 5.
- Pistils: Ovary inferior.
- Fruits: Achenes up to 1/12 inch long, hairy, bearing soft bristles at the tip.
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