PRAIRIE PARSLEY
File Size: 107 KB
 
Polytaenia nuttallii  DC.
Tallgrass Prairie National Preserve, Chase County, Kansas
Perennial
Height: 1-3 feet
Family: Apiaceae - Parsley Family
Flowering Period:   May, June
Stems: Erect, stout, solitary, branched above, minutely pubescent.
Leaves: Alternate, on stalks 1.5 to 6 inches long, triangular in outline, 2-3 times pinnately compound; leaflets ovate to oblong, 2.5 to 7 inches long, 2.5 to 6 inches wide; margins toothed to entire; upper leaves reduced.
Inflorescences: Umbels, compound, loose, somewhat rounded, 2 to 5 inches wide, 6- to 12-rayed, terminal.
Flowers: Many; calyx teeth ovate; tips pointed; corollas tiny, 5-parted, yellow to greenish yellow.
Fruits: Elliptic to round, 1/4 to 1/2 inch long, flattened, corky-winged, glabrous, splitting into a pair of 1-seeded segments; seeds flat.
Habitat: Dry, rocky soils of prairies and open woods.
Distribution: Principally east 1/3 of Kansas.

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