Hypericum ascyron subsp. ascyron  

Plant 0.5-1.3m tall.  Leaves 40-120 ´ (5-)7-40 mm, ovate-lanceolate or rarely narrowly elliptic to linear-lanceolate or narrowly oblong, base usually cordate-amplexicaul.  Flowers 45-80 mm in diam.  Sepals 6-10 mm wide, ovate or oblong to elliptic or lanceolate or obovate,  rounded to obtuse or rarely apiculate to acute.  Stamens sometimes red. Styles 4-15 mm, almost free to up to 0.8 united.  Capsule ovoid to ovoid-pyramidal or ovoid-cylindric.