Notes on Syringa meyeri Schneid. and Its Confused Species Preliminary Report of RAPD Analysis in Paeonia suffruticosa Subsp. spontanea and Paeonia rockii STUDIES ON POPULATION STRUCTURE OF PAEONIA SUFFRUTICOSA ANDR,VAR.SPONTANEA REHD. Observations on Abnormal Meiosis of Pollen Mother Cells in Paeonia suffruticosa subsp. spontanea THE DISTRIBUTION PATTERNS OF PAEONIA SUFFRUTICOSA VAR. SPONTANEA AND THE QUANTITY ANALYSIS OF THE COMMUNITIES WHERE IT GROWS STUDIES ON THE MINERAL ELEMENTS DISTRIBUTION OF PAEONIA SUFFRUTICOSA VAR. SPONTANEA IN JISHAN, SHANXI, CHINA The endangered causes of Paeonia suffruticosa var. spontanea, an endemic to China STUDY ON THE CHINESE WILD WOODY PEONIES (Ⅱ) NEW TAXA OF PAEONIA L.SECT.MOUTAN DC. Development and Application of a Functional Marker for Wide Compatibility Gene S5-n of Rice A Study on Pollination Biology of Paeonia suffruticosa subsp. spontanea (Paeoniaceae)