: On the underside of mature fronds, you can find small, rusty-brown clusters called sori, which produce spores between June and December. Unique Hybrid Origins
: Research suggests that Bradley’s spleenwort has actually "formed" multiple times in different locations from independent hybridization events between its parent species. Habitat and Distribution bradley's spleenwort
: Its fronds are relatively small, typically ranging from 4 to 20 cm (about 1.5 to 8 inches) in length. : On the underside of mature fronds, you
: 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 : It prefers very acidic, thin soil (pH 3
Bradley's spleenwort is highly specialized and is often referred to as an "Appalachian spleenwort".