Cleome [Peritoma] serrulata (Rocky Mountain Beeplant)

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner’s Sons, New York. Vol. 2: 197.

Where Commonly Found:  Meadows and fields, CT, MA, ME, NY
How to Identify:
(For unfamiliar words: Wikipedia Glossary of Botanical Terms).
Go Botany Key to Cleome (Peritoma) serrulata

Flower Color:  Purplish red, pink to sometimes white.
Flower Type:  Showy clusters of racemes (simple unbranched indeterminate flower having short floral stalks), continue to elongate during the season, 4 oblong to ovate petals, 6 conspicuous purple stamens.
Flower Time:  July – August.
Leaf Arrangement:  Alternate compound leaves.  
Annual with erect stem, sparsley-branched, glabrous stems, a distinct skunk-like odor.
Leaf Type:  Palmately compound leaves
, 3 leaflets, elliptic blade, 2-6 x .6-1.5 cm, margins entire, weakly sinuate surface having sparse long hairs when young.
Height:  3′-6′ 
Seed Head:   Slender seed capsule that may be present while upper portion is flowering.
Seed Collection:  Corn shaped brown rounded seeds, fall out of pod when mature.

Attracts:  Bees, Butterflies, Hummingbirds
Use:  Naturalizing
Light:  Full Sun to Part Sun
Hardiness Zone:  3 to 0   USDA Zone Map
Soils:  Dry, Sandy
Notes:  Rocky Mountain Beeplant is a showy native, reseeding annual, valuable in the naturalized pollinator garden.
Native to NY, ME, MA, Midwest and West US:   Biota of North America Program (BONAP) – North American Plant Atlas (NAPA).

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