: It prefers very acidic, thin soil (pH 3.5–5.0) in exposed, often sunny rock fissures. Because it thrives in such hostile conditions where other plants cannot grow, it faces little competition from more aggressive species. Conservation Status
: Its fronds are relatively small, typically ranging from 4 to 20 cm (about 1.5 to 8 inches) in length. bradley's spleenwort
: Major threats include habitat destruction from quarrying and mining, mechanical disturbance from rock climbing, and overshading caused by invasive vines or tree growth. : It prefers very acidic, thin soil (pH 3
Due to its very specific habitat requirements and rare occurrence, it is considered a species of special concern in many states. : It prefers very acidic