Selected Plants of Navajo Rangelands
Chil bi la t’ahłigaí
(a.k.a. Hoary Cress, Cardaria draba)
Whitetop was introduced to North America from Europe and Asia, and is now a widespread invasive. It grows in a wide variety of habitats and can infiltrate grazing lands. Whitetop is a forb that can grow to be two feet tall. It has grayish-green leaves and clustered white flowers with four petals.
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