GUMS, RESINS, AND OTHER VEGETABLE EXUDATIONS. 17£ 



Acacia harpophylla, F.v.M. 



An astringent gum of this species is described by Lauterer (33). 



Acacia leiophylla, Benth. 



For an analysis of a sample collected by Mr. R. Helms of the 

 Elder Exploring Expedition, see Maiden (61a). 



Acacia Maideni, F.v.M., "Broad-leaved Sally." 

 See Maiden and Smith (63a). 



Acacia Oswaldi, F.v M., "Miljee." 



This wattle yields a fair gum arabic. See Maiden and Smith 

 (63a). 



Acacia penninervis, Sieb. 



Lauterer (33) gives an analysis. 



Acacia retinoides, Schlecht. 



See Maiden and Smith (63a). 

 Acacia salicina, Lindl. 



"We found a curious willow-like Acacia with the leaves slightly 

 covered with bloom, and sprinkled on the underside with numerous 

 reddish minute drops of resin." (Mitchell, Three Expeditions, ii.,. 

 20.) This species also exudes a soluble gum from the bark. The 

 genus Acacia therefore produces both a gum and a resin. 



Acacia verniciflua, A. Cunn. 



The original description of this species in Barron Field's New- 

 South Wales notes, " ramis junioribus viscidis." The species was 

 also described under the name of A. exudans, Lindl., " the leaves 

 being covered with a clammy exudation resembling honeydew."" 

 (Lindley in Mitchell's Three Expeditions, etc., 214.) 



Adenanthera pavonina, Linn. 



This tree yields in Ceylon a gum called " Madatia." It is also 

 a native of North Queensland. 



Albizzia procera, Benth., "Tee-coma of the aborigines of the- 

 Northern Territory." 

 This tree exudes gum copiously. It is in dull, horny-looking, 

 roundish lumps, usually about the size of a marble. It requires 



