In the basin of a basement sump pump 74 x 52 µm. (bright field and phase contrast)
In the basin of a basement sump pump.
Roots scoured my storm debris on 12/11/2014
Mass wasting event of 12/11/2014 storm. 5ft high walls.
On the bark of an oak tree. Leaves about 2 mm long, numerous julaceous branches, weak supplementary costae.
Growing on a very old piece of cinder block. I can't find anything exactly like it in Malcolm, Shevock & Norris. Leaves mostly 1.5 x 0.65 mm. Cells hexagonal in midleaf 70 x 21 µm, rectangular at base 90 x 15 µm. Border two rows of narrow cells.
On a boulder with partial sun exposure. Leaves mostly 2.0 x 0.6 mm (3 mm with awn) Adaxial costa width only two cells.
On the bark of a walnut tree.
2-1/2" wing span. Near a small lake.
2-3/4" wing span. Found near a small lake in N.W. Santa Rosa.
2" long found flying over pond.
On a large seasonally moist rock in the Russian River Bed. Leaves mostly 3 - 3.8 mm long.
1/2" long found running along the ground.
3/4" long found swimming in pond.
Virtually covering a mown path on sandy clay.
Found on a large seasonally submerged rock on the bank of the Russian River.