Vascular Plants of the Gila Wilderness

Presented in Association with the
Western New Mexico University Department of Natural Sciences

Persicaria maculosa Gray
(Lady's Thumb)

Family: Polygonaceae

Status: Exotic

Synonyms:
Persicaria persicaria (Linnaeus) Small
Persicaria vulgaris Webb & Moquin-Tandon
Polygonum persicaria Linnaeus

Persicaria maculosa is a streamside Smartweed with what appear to be red or purple fingerprints on the middle of the otherwise bright green leaf. It has red stems and can be found in moist areas along lower to middle elevation streambeds where it is much branched from the base. The stems are bright red with obvious ocrea. The flowering racemes are droopy and the flowers have pinkish sepals.
Please click on an image for a larger file.



Persicaria maculosa, photo Russ Kleinman, Burro Mtns., Pancho Canyon, May 23, 2007



Persicaria maculosa, growth habit, photo Russ Kleinman, Bill Norris, Kelly Kindscher, & Al Wheeler, Black Range, Meadow Creek, July 28, 2008



Persicaria maculosa, closeup inflorescence, photo Russ Kleinman, Bill Norris, Kelly Kindscher, & Al Wheeler, Black Range, Meadow Creek, July 28, 2008



Persicaria maculosa, flowering racemes, photo Russ Kleinman, Bill Norris, & Kelly Kindscher, Quemado Lake, Aug. 11, 2009


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