Ticktrefoil

on roadside bank in coarse volcanic soil.

Foliage view, prostrate stems rising from somewhat woody crown on gravels and coarse weathered soils below steep hillside outcrops of volcanic welded tuff along upper canyon rim

canyon bottom along Rio San Ignacio, on sloping coarse volcanic tuff gravels accumulated at base of western wall of canyon.

grassy oak understory on volcanic soils & gravels. Loment moderately contorted

Lomentsview. Plants in grassy oak understory on slope of volcanic soils & gravels.

roadside slope of volcanic soil and gravels

mesic bottom of Canon Tararecua on volcanic tuff rubble near extensive thermal springs flowing into Rio San Ignacio,

roadside slope of volcanic soil and gravels

mesic bottom of Canon Tararecua on volcanic tuff rubble near extensive thermal springs flowing into Rio San Ignacio,

open roadside in mixed volcanic gravels

open roadside in mixed volcanic gravels