Geranium pratense f.albiflora, a new form of Geraniaceae from Ningxia of China New Data of Genus Oxytropis Plants in Xinjiang,China Oxytropis falcate f. albiflora,a New form of Leguminosae in Qinghai of China A New Form of the Genus Saxifraga from Xinjiang,China Advances in studies on gambogic acid A NEW FORM OF ZOYSIA CHINA TWO NEW FORMA OF CYNOGLOSSUM AMABILE FROM YUNNAN A NEW FORMA OF DELPHINIUM RARE AND ENDANGERED TREES NEWLY DISCOVERED IN SHANXI Two new forma of Dipsacaceae from Northeast China A New Form of the Genus Lancea from Qinghai,China New Taxa of Phacus from Shanxi Calanthe graciliflora f. jiangxiensis, A New Form of Calanthe (Orchidaceae) from Jiangxi Province Chusua nana f. alba Z. H. Wu & Q. H. Yang, a New Form of Chusua (Orchidaceae) from Shaanxi,China A NEW FORMA OF POPULUS LINN. FROM NORTHEAST CHINA Oxytropis aciphylla f.albiflora,a new form of Leguminosae from Ningxia of China Two New Forms of Rehmannia chingii Li from Zhejiang Advances in studies on gambogic acid Iris latistyla f. albiflora, a New Form of Iris (Iridaceae) in Xizang,China Cyananthus lobatus f.albiflorus,a New Form of Campanulaceae in Tibet of China A New Form of Hepatica henryi (Oliv.) Steward A new form of the genus Hedysarum from Qinghai Province, China New Materials of Arthromeris (Polypodiaceae) from China