Prousos, 800m, 2017 (ED) . An impressive Apiaceae that has not yet found its way into gardens. Airy, grey-green fern-like foliage, gives way to branched inflorescenes covered in small clouds of white flowers. A cool season plant that goes semi dormant in summer here. Tolerant of light shade and seemingly indestructible. Older plants, likely to flower. Tall quart pots. Hardiness unknown, but has taken single digits Farenheit here.