United States of America, Colorado, Boulder, Hall ranch park; On trailside on the Nighthawk trail about 1/4 mile from its junction with the Bitterbrush Trail.
40.221485 -105.308847 +-4271m. WGS84
Dry, grassy meadow.
An annual of medium height with small 4 petal, hello flowers; Locally scattered to common; Linda Senser, 304.
Para información adicional acerca de este espécimen, por favor contactar: Jennifer Ackerfield, Head Curator of Biodiversity Collections (jennifer.ackerfield@botanicgardens.org)