1. The wood anatomical range in Ilex (Aquifoliaceae) and its ecological and phylogenetic significance;Baas;Blumea,1973
2. The cambium and its derivative tissues: VIII, structure, distribution and diagnostic significance of vestured pits in dicotyledons;Bailey;J. Arnold. Arbor.,1933
3. Morphology and relationships of Crypteroniaceae s.l;Beusekom;Blumea,1975