Retief, E., National Herbarium, National Botanical Institute, South Africa
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Vol 31, No 1 (2001) - Original Research
The genus Ehretia (Boraginaceae: Ehretioideae) in southern Africa
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Vol 25, No 2 (1995) - Original Research
The psocid Liposcelis bostrychophilus Badonnel (Psocoptera: Liposcelidae): an occasional herbarium pest
Abstract PDF