retiform

noun

ret·​i·​form ˈret-ə-ˌfȯrm 

ˈrēt-

: having the appearance of a net in form or structure : reticular

… tumors with a retiform pattern pose difficult diagnostic problems, with the majority being misinterpreted …

—Vibha Kawatra et al., Journal of Obstetrics and Gynaecology Research

Our patient presented with retiform purpura as a cutaneous manifestation of COVID-19 coagulopathy.

—X. Bosch-Amate et al., Journal of the European Academy of Dermatology and Venereology