ஒத்த வளங்கள்: A new species of Grewia (Tiliaceae) from Peninsular Malaysia /
- Additional records for the flora of Ulu Kinchin, Pahang, Peninsular Malaysia /
- Towards a Pteridophyte flora of Malaysia : a provisional checklist of taxa /
- Taxonomic and floristic notes on some larger Malaysian fungai II /
- A study of the vegetation of the forests in the lower Kinabatangan region, Sabah, Malaysia /
- Lenggong archeology /
- Alphonsea boniana finet et Gagnep. (Annonaceqe), new to Peninsular Malaysia, and notes on other Alphonsea species in the Peninsular /