Utilization of wild plant resource in the Miao nationality resident regions of Zongdi Village in Mashan area, Guizhou Province Asymbiotic Seed Germination and in vitro Seedling Rapid Development of Paphiopedilum spicerianum Discussion about range of nationalkey-protected wild medicinal materials Investigation of Paeonia sinjiangensis resources using remote sensing and expert knowledge Studies on Original Plant of Traditional Chinese Drug "Bai Zhi"(Radix Angelicae Dahuricae)and Its Closely Related Wild Plants Ⅱ.Karyological and Pollen Morphological Studies on "Bai Zhi" and Closely Related Wild Plants Studies on Original Plant of Traditional Chinese Drug "Bai Zhi"(Radix Angelicae Dahuricae ) and Its Closely Related Wild Plants Ⅰ. Morphological and Anatomical Studies on "Bai Zhi" and Closely Re lated Wild Plants Fiber Cell Morphology and Its Relationship with Economic Traits and Physical Properties of Ramie Wild Plant Study on Wild Plant Resources in Dahong Mountain, Hubei Province A Comparison of National Key Protected Wild Vascular Plants in SE Yunnan and NW Yunnan Studies on Original Plant of Traditional Chinese Drug "Bai Zhi" (Radix Angelicae Dahuricae)and Its Closely Related Wild Plants Ⅲ.Comparson of Coumarins of"Bai Zhi"with Those of Closely Related Wild Plants Resource and Floristic Characteristics of the Key Protection Wild Plants in Shanxi Evaluation Index System of Endangered Levels of the Wild Plants with Tiny Population in China Asymbiotic Seed Germination and in vitro Seedling Rapid Development of Paphiopedilum spicerianum Investigation of Habitat Characteristics of 14 Wild Rosa Species in Xinjiang Studies on Original Plant of Traditional Chinese Drug "Bai Zhi" (Radix Angelicae Dahuricae)and Its Closely Related Wild Plants Ⅳ.Discussion on Original Plant and Cultivation History of Traditional Chinese Drug "Bai Zhi" and Evolution Preliminary Studies on the Transformation of Wild Austroszechuanic Aristolochie (Aristolochia austroszechuanica) to its Cultivated Variety Effects of soil factors on arbuscular mycorrhizae (AM) fungi around roots of wild plants