[1] Naturalis Biodivers Ctr, POB 9517, NL-2300 RA Leiden, Netherlands
[2] Leiden Univ, POB 9517, NL-2300 RA Leiden, Netherlands
[3] Queen Sirikit Bot Garden, Garden Dept, POB 7, Chiang Mai 50180, Thailand
[4] Univ KwaZulu Natal, Sch Life Sci, P Bag X01, ZA-3209 Scottsville, South Africa
[5] Myanmar Floriculturist Assoc, Peoples Sq & Peoples Pk,Ahlone Rd,Dagon Township, Yangon, Myanmar
[6] Botan Garden Meise, Nieuwelaan 38, B-1860 Meise, Belgium