Question: Between Shibataea and Pediocactus, which is a genus of a Chinese bamboo in the grass family?
Context: Pediocactus (Greek: πεδίον (pedion) means "plain", "flat", "field") is a genus of cacti.  The genus comprises between 6 and 11 species, depending upon the authority.  Species of this genus are referred to as hedgehog cacti, though that name is also applied to plants from the genera "Echinocereus" and "Echinopsis".  Species may also be referred to as pincushion cacti, a common name which is also applied to other genera. Bamboo    is a group of woody perennial grasses in the true grass family Poaceae, which is a large family with over 10,000 species.  In the tribe "Bambuseae" also known as bamboo, there are 91 genera and over 1,000 species.  The size of bamboo varies from small annuals to giant timber bamboo.  Bamboo evolved only 30 to 40 million years ago, after the demise of the dinosaurs.  Bamboo is the fastest-growing woody plant in the world.  It can grow up to 91–122 centimetres/day (3.8-5.0 centimetres/hr). The Chinese bamboo partridge ("Bambusicola thoracicus") is a small Galliform bird.  It is one of two species in the genus "Bambusicola", along with the mountain bamboo partridge of the Himalayas.  Long believed to be a relative of Perdix, scientists established that bamboo partridge are close relatives of the long-billed partridge and junglefowl. The Taiwan bamboo partridge ("Bambusicola sonorivox") is a species of bird in the family Phasianidae.  It is endemic to Taiwan.  It was formerly considered a subspecies of the Chinese bamboo partridge. Shibataea is a genus of Chinese bamboo in the grass family. Ferrocalamus (iron bamboo) is a genus of Chinese bamboo in the grass family.  endemic to China.  The plant is known only from southern Yunnan, at elevations of 900 to 1,200 m above sea level. Fargesia is a genus of Asian bamboo in the grass family.  They are native primarily to China, with a few species in Vietnam and in the eastern Himalayas.  Some species are cultivated as ornamentals, with common names include umbrella bamboo and fountain bamboo. The Chinese bamboo rat ("Rhizomys sinensis") is a species of rodent in the family Spalacidae found in southern China, southern Myanmar, and northern Vietnam.  Its habitat is bamboo thickets usually at high elevations, pine forests, and plantations. Menma (メンマ "or" 麺麻 "or" 麺碼 ) is a Japanese condiment made from lactate-fermented bamboo shoots.  The bamboo shoots are dried in the sun or through other means before the process of fermentation.  Menma is a common topping for noodle soups, notably ramen.  Menma is primarily produced in China, with brands imported from southern China and Taiwan being popular.  Menma is also known as "shinachiku" (支那竹 ) , "Chinese bamboo". Guo Yue (; born 1958) is a virtuoso of the "dizi" (Chinese bamboo flute) and "bawu" (Chinese free reed pipe).  He was born in Beijing, China and as a young boy experienced the Cultural Revolution.  In 1982 Yue left China and, with the help of his third sister Yan who was living in England, he studied the silver flute at the Guildhall School of Music.  He plays many kinds of the bamboo flute and currently lives in London, recording for Peter Gabriel's Real World label.  His other great love is cooking, and he often combines cookery with flute playing at his concerts.
Answer: Shibataea