claim: Nawaz Sharif is the 20th Prime Minister of Pakistan.
evidence: Salvia digitaloides is a herbaceous perennial shrub native to the Chinese provinces of Guizhou , Sichuan , and Yunnan , first collected by Scot botanist George Forrest and named by Friedrich Ludwig Emil Diels in Germany in 1912 , from Forrest 's specimens .. Salvia. Salvia. Diels. Friedrich Ludwig Emil Diels. Guizhou. Guizhou. Sichuan. Sichuan. Yunnan. Yunnan. George Forrest. George Forrest ( botanist ). Friedrich Ludwig Emil Diels. Friedrich Ludwig Emil Diels. In its native habitat it grows between 7,000-11 ,000 ft elevation in dry shady pine forests , in east-facing scrub oak forests , and on grassy hillsides and valleys .. Uncommon in horticulture , seeds have been collected and plants displayed at Quarryhill Botanical Garden in Glen Ellyn , California .. The plant is used medicinally in Yunnan .. Yunnan. Yunnan. Salvia digitaloides forms a 1-2 ft high and wide clump , with thick velvety looking oblong leaves that are rounded at the top and base , with the edges rolled slightly under , and with white veining on the underside .. Salvia. Salvia. The soft yellow flowers are about 1 in long , on 6 in inflorescences , with 4-6 flowers in widely spaced whorls .. The upper lip is broadly triangular , while the lower lip is longer and dusted with purple spots .. The green calyx has purple veins , and every part of the plant is covered with long straight hairs .