PRAIRIE WILD ROSE
File Size: 71 KB
 
Rosa arkansana  Porter
Konza Prairie, Riley County, Kansas
Shrub
Height: 1-3 feet
Family: Rosaceae - Rose Family
Flowering Period:   May, June, July
Also Called: Arkansas rose.
Stems: Erect, 1 to several, branched, reddish, bearing slender, unequal prickles.
Leaves: Alternate, stalked, odd-pinnately compound; leaflets 7-11, egg-shaped to elliptic, .5 to 2.5 inches long, .5 to 1.25 inches wide, dark green and nearly glabrous above, paler and pubescent below; margins toothed on upper 2/3; tips blunt or pointed; stipules conspicuous, pubescent or glabrous.
Inflorescences: Corymb-like, generally 3- or more flowered, occasionally solitary, terminal.
Flowers: Sepals 5, .5 to 1.25 inches long, persistent, erect or spreading in fruit; corollas 1.5 to 2.5 inches wide, pink to deep rose; petals 5, .5 to 1.25 inches long; tips broadly notched; stamens numerous, yellow.
Fruits: Achenes, 15-30, egg-shaped, hairy on 1 side, enclosed in fleshy, globe-shaped, red structure about 1/2 inch in diameter called a rose hip.
Habitat: Prairies, open woodlands, bluffs, roadsides, and thickets.
Distribution: Throughout Kansas.
Uses: Rose hips contain high levels of vitamin C and can be eaten raw, stewed, candied, or made into jelly. Many Plains Indian tribes used the hips as an emergency food source.
Comments: Prairie wild rose is resistant to drought due to roots that can go down more than 20 feet.

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