Hoya Leaf Nervation 2019 by Dale Kloppenburg 5 pages .pdf document: CLICK HERE   

HOYA LEAVES Updated 2018 1)    A Compilation of Data on Hoya Leaves, by Dale Kloppenburg CLICK HERE    2)    A Compilation of Dat...

Hoya Frakeii, Kloppenburg 2019 Hoya Galenii, Kloppenburg 2019  .pdf document:  CLICK HERE  

2018 Passport Book UPDATE 26 files total page 1 to 199  CLICK HERE   page 119 to 198  CLICK HERE   page 199 to 322  CLICK H...

Hoya taywanisensi , Kloppenburg, Mendoza & Ferreras Hoya odorata subsp. miquilingensis , Kloppenburg Hoya miquilingensis , Kloppe...

Hoya Corona Plant Parts Six Files UPDATED:  November 2018 Part 1:   CLICK HERE Part 2:   CLICK HERE Part 3:   CLICK HERE P...

Calyx A Photographic Study Updated July 2018 NOTE: species heading in red unpublished because of no type sheet  Th...