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Small Yellow Lady's-slipper is a perennial with leafy stems 15-40 cm tall, which arise from short rhizomes. The elliptic leaves are 6-7 cm long and sheath the stem; foliage is lightly pubescent and usually glandular. The 1-2 yellow flowers are subtended by an erect leafy bract, which is often longer than the inflorescence. The narrow sepals reach up to 4 cm long, and are wavy-margined or sl...

Loesel's Twaydlade is a glabrous, herbaceous perennial with naked stems that are up to 15 cm high arising from a bulb-like base. The two nearly erect, narrowly elliptic basal leaves are 5-15 cm long and have a broad petiole and a thickened midrib. Several flowers are borne on short stalks at the tops of the stem. Each white to greenish flower has 3 narrowly lance-shaped sepals that are 5-7 ...