Pennels Birds-beak Monitoring Plan - Harrison Grade Ecological Reserve
Pennell’s bird’s-beak (Cordylanthus tenuis ssp. capillaris) is a California-listed rare, and federally-endangered plant that is endemic to Sonoma County California and has a narrow distribution. Pennell’s bird’s-beak is restricted to soils derived from serpentinite and is found in association with closed-cone …