Urophysa henryi Ampelaster and sieboldiana

and sieboldiana

this wonderful relative of Epimedium davidii was discovered in 1919

The true Trillium sessile is dramatically different and quite easy to recognize

Moist soils are best

very stiff

Urophysa henryi Ampelaster and sieboldiana(aka: Isopyrum henryi) We're betting that even the most seasoned plant collectors probably haven't heard of Urophysa henryi. This odd genus in the Ranunculaceae family hails from China, where it can be found hanging out in cliff side karst rock fissures in Guizhou, Sichuan, western Hubei and into northwestern Hunan. Urophysa henryi is very closely related to the highly prized rock garden plant, Semiaquilegia adoxoides. In the garden, it has thrived in