1. Laboratory of Plant Systematics, Dept of Biology, Kyung Hee Univ. 1 Hoegi‐Dong, Dongdaemun‐Gu Seoul 02447 Korea
2. Laboratory of Plant Systematics, Dept of Biology, Kyung Hee Univ. 26, Kyungheedae‐ro Dongdaemun‐Gu KR‐02447 Seoul Korea
3. Dept of Biological Sciences, College of Bioscience and Biotechnology, Chungnam National Univ. 99 Daehak‐gu KR‐34134 Daejeon Korea