Platycerium willinckii 'Nano' sporeling available for pre-order. 
Price: $260
The plants have leaves of around 5-8 cm in length. 
'Nano' is one of the 6 well known dwarf varieties of willinckii. It is highly sought after for the short silvery fronds with tiny fingers at the edges. The leaf span of mature plants is around 30-40 cm.