Pappus (botany) Pappus (botany) The pappus is the modified calyx, the part of an individual floret, that surrounds the base of the corolla tube in flower heads of the plant family Asteraceae. The term is sometimes used in other plant families such as Asclepiadaceae (milkweeds), whose seeds have a similar structure attached, although it is not related to the calyx of the flower. The Asteraceae pappus may be composed of bristles (sometimes feathery), awns, scales, or may be absent. In some species, the pappus is too small to see without magnification. In species such as Dandelion or "Eupatorium", feathery bristles of the
Kunming Institute of Botany Kunming Institute of Botany Kunming Institute of Botany, or KIB (), founded in 1938, is a research institution in the field of Botany, which is located in Kunming, the capital of Yunnan Province, China. The Institute is one of the major herbariums in China and maintains a collection of over 1,000,000 specimens of plant. There are also over 200,000 specimens of fungi, lichens, and mosses, many of which were donated by mycologist Mu Zang. The Institute also has a botanical garden. Currently there are around 5,000 species of vascular plants in the botanical garden. There are several sections, with specific