This Central Asian species is refreshingly and usefully unrefined for naturalistic plantings, with deeply incised foliage reminiscent a Cirsium sp. and though a typical globe inflorescence, the flowers are a silvery, greenish -white. From seed painfully collected and cleaned from the garden here, but we presume “true”. Guessing Z5 (grows in Denver) and needing full sun and good drainage, quart pot