Sentence:  The water-yielding Eucalyptus is one of the many species which pass under the name of Eucalyptus Dumosa, extending from the desert tributaries of the Murray, westward, as far as Swan River, constituting those almost impenetrable scrubs called <WSD>Malleè</WSD>. ... The existence of the Weir <WSD>Malleè</WSD> with its invaluable supply of water, is universally known by old bushmen, though I have met with some who never saw it to know it positively, not having taken the trouble to find out from the blacks which really is the tree. 
Meaning of the word marked with <WSD> tags:  Any of several low-growing eucalypts characteristic of such scrubland, especially (noshow=1), (noshow=1), and (noshow=1). (from 19th c.)