Antennaria umbrinella is a species of flowering plant in the daisy family known by the common names umber pussytoes and brown pussytoes. It is native to western North America from southwestern Canada to the Sierra Nevada and southern Rocky Mountains. This is a perennial herb growing erect stems to a maximum height around 16 centimeters from a woody base with spreading stolons. The base is covered in woolly leaves each one to two centimeters long and lance-shaped to spoon-shaped. Each flower cluster holds several flower heads with fuzzy phyllaries which are whitish to brown in color. The plant is dioecious, with males and females producing different flower types in the heads. The fruit is an achene with a hard body 2 millimeters long and a long pappus of hairs up to 5 millimeters long.