Iris bulleyana

Iris bulleyana is a species in the genus Iris, also the subgenus of Limniris and in the Iris series Sibiricae. It is a rhizomatous herbaceous perennial, from South west China, including Myanmar (or Burma) and Tibet. It has long thin green leaves, Iris bulleyana is close in form to Iris chrysographes but differs in having paler flowers. It forms thick, creeping rhizomes, that create dense tufts of plants with stems and leaves of similar length. It has linear leaves that are glossy green above but grey-green beneath, measuring 15–45 cm (6–18 inches) long and 3–10 mm wide. It has hollow, flower stems that grow up to 10–70 cm (4–27 inches) long and 4–6 mm wide, which are unbranched and have 1–2 flowers (at the terminal ends) per stem. The stem has 2 or 3 leaves and 2 or 3 spathes, which are green (with a red-brown margin) and measure 5.5–12 cm (2–5 inches) long and 0.8–1.2 cm wide.It blooms between June and July. The flowers come in a range of shades of blue. From violet, to purple, to lilac, to blue. Although there are occasionally white forms. The flowers are 5.5 cm – 8 cm (2–3 inches) in diameter. It has a perianth tube of 1–1.2 cm long. It has 3 drooping falls, that have a violet tip and a wide blade with a white or yellow patch, that has purple or blue-violet markings, stripes or veins. It also has 3 smaller, narrower, paler, lanceolate, upright standards.