by J. Proctor
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Nature's use of colour in plants and the...
Spellbound
Natural history of Seram
Nature and dynamics of forest-savanna bo...
Mineral nutrients in tropical forest and...
Color in plants and flowers
California serpentines
Serpentine and its vegetation
Serpentine
Traces on the Appalachians
The vegetation of ultramafic (serpentine...
Vegetation--soil chemistry correlation i...