Urediniospores of 11 Milesina species. a Milesina blechni on Struthiopteris spicant (KR-M-0049039, SEM) b Milesina blechni on Struthiopteris spicant, cracked spore with released plasma, germ pores scattered (KR-M-0038523, LM phase contrast) c Milesina carpatica on Dryopteris filix-mas (KR-M-0043192, SEM) d Milesina exigua on Polystichum braunii, smooth surface (M, M-020547, SEM) e Milesina exigua on Polystichum braunii, smooth surface, plasma-free spore, germ pores bipolar (M, M-0205472, LM, phase contrast) f Milesina feurichii on Asplenium septentrionale with smooth areas on surface (KR-M-0043159, SEM) g Milesina feurichii on Asplenium septentrionale, cracked plasma-free spore, germ pores scattered (KR-M-0043159, LM, phase contrast) h Milesina kriegeriana on Dryopteris carthusiana (KR-M-0048085, SEM) i Milesina magnusiana on Asplenium adiantum-nigrum with smooth areas on surface (M, M-0205474, SEM) j Milesina magnusiana on Asplenium adiantum-nigrum, spore plasma-free, germ pores scattered (M, M-0205474, LM, phase contrast) k Milesina murariae on Asplenium ruta-muraria with smooth areas on surface (KR-M-0035461, SEM) l Milesina murariae on Asplenium ruta-muraria, cracked spore with released plasma, germ pores scattered (KR-M-0043154, LM, phase contrast) m Milesina polypodii on Polypodium vulgare with smooth areas on surface (KR-M-0043173, SEM) n Milesina scolopendrii on Asplenium scolopendrium with smooth areas on surface (KR-M-0049049, SEM) o Milesina vogesiaca on Polystichum aculeatum, surface with very flat warts at the tip of the spore (arrow) (KR-M-0043160, SEM) p Milesina vogesiaca on Polystichum aculeatum, surface smooth (no warts visible at the tip), germ pores bipolar (KR-M-0043175, LM, phase contrast) q Milesina whitei on Polystichum sp. (KR-M-0039378, SEM) r Milesina whitei on Polystichum setiferum, cracked spore with released plasma, germ pores scattered (KR-M-0049177, LM, phase contrast).