I was surprised to see a solid mat of T. hirtum at the top of the nice retaining wall Caltrans built after taking over this large area for road construction. Too bad it wasn't relandscaped with native plants.
There were two patches of this species on my hike of 2.2 miles of the Old Control Road.
There were two patches of this species on my hike of 2.2 miles of the Old Control Road.
No filament spur; corolla throat twice as long as wide; calyx lobes widely acute.