Kirengeshoma is a genus containing two species of plants in the hydrangea family.
 Both are clump-forming perennials native to Eastern Asia, with sycamore-like palmate leaves and nodding, waxy yellow flowers on slender stalks, growing in shady environments.
 They are grown as garden plants in temperate regions of the world.
Olsynium filifolium (pale maiden), or "Bermudiana filifolia", is the only species of the iris family native to the Falkland Islands.
 It is much better known by its former name Sisyrinchium filifolium.
 Although it is no longer as common as it once was, it is widely distributed on the islands, and favours temperate dwarf shrub heath.
 It (or a closely related species) is also found in Patagonia.
Kirengeshoma koreana, the Korean kirengeshoma, is a plant in the family Hydrangeaceae.
Olsynium junceum is a species of the iris family, native to South America (Bolivia, Peru, Argentina, Chile).
Olsynium douglasii (syn.
 "Sisyrinchium douglasii", "Sisyrinchium grandiflorum") is a flowering plant, commonly known as Douglas' olsynium, Douglas' grasswidow, grasswidow, blue-eyed grass, purple-eyed-grass, or satin flower,
Olsynium (huilmo in Chile; formerly part of "Sisyrinchium") is a genus of summer-dormant rhizomatous perennials in the iris family, native to sunny hillsides in South America and western North America.
Kirengeshoma palmata, the yellow wax bells, is a species of flowering plant in the family Hydrangaceae, native to Japan and eastern China (Huangshan and Tianmushan).
 It is a clump-forming herbaceous perennial growing to 60 - tall by 75 cm broad, with sycamore-like palmate leaves, and fleshy, pale yellow flowers borne on slender maroon stems in late summer.
 It is a calcifuge, suitable for cultivation in a shady, moist location in acid soil.

Question: What are both Kirengeshoma and Olsynium?
Answer: plants