Heuchera brevistaminea is a rare species of flowering plant in the saxifrage family[2] known by the common name Laguna Mountains alumroot.

It is endemic to the Laguna Mountains of San Diego County, California.

[3] It grows in rock crevices and steep cliffsides in chaparral and yellow pine forest habitats.

[4] This is a rhizomatous perennial herb producing an inflorescence up to 25 centimeters tall.

[5] Ira L. Wiggins reported this species from the adjacent Sierra Juarez in Baja California,[6] but there are no specimens to verify this claim.