Pelargonium griseum Knuth

SE Rhodes, Eastern Cape, RSA. Credit: ©Brendan Cole, reproduced with permission of the author.

Habit
Woody, perennial, much-branched, evergreen subshrub, up to 0.4 m high and 0.3 m in diameter. Stems initially smooth, pilose and with glandular hairs interspersed, older stems covered with remains of leaf bases and eventually with greyish-brown to almost black peeling bark. 

Leaves
Irregularly pinnate, pilose, especially on margins of segments, densely covered with glandular hairs, greyish green. Lamina cordate to narrowly cordate in outline, (15-)20-30(-50) mm long and (10-)15-20(-35) mm wide. Pinnae irregularly pinnatifid to pinnatisect with narrow segments, lower pinnae on conspicuous petioles, upper pinnae sessile. Petiole (20-)40-60)(-80) mm, persistent for some time, stipules narrowly triangular, 2-3 mm long and 1.5-2 mm wide. SE Rhodes, Eastern Cape, RSA. 

Distribution

​SOURCE:  http://www.pelargonium.si/jenkinsonia/griseum.htm