BY J. J. FLETCHER AND C. T. MUSSON. 233 



Plate xi. 

 (Left-right), 1-4, E. corymhosa', 5-8, E. eximia; (a, cotyledonaiy, axillary 

 nodules; .r, unpaired nodule: /•.??,. root-nodule); nat. size. 



Plate xii. 

 (Left-right), three root-nodules, /-.??. {E, hemiphloia); 2, two tumour-shoots 

 with axillary nodules (E. jjiperita); three examples of failure, on 

 the part of the nodules, a', to capture the buds, ax. .■^h., {E. 

 eugenioides). 



Plates xiii.-xvii. 

 E. .^ideroxi/lon-sevies, continued from the lower figure of Plate v. (See 

 pp.216-219). 



Plate xviii. 

 E. eugenioides: belated, axillary stem -nodules at nine levels, in addition 

 to the concrescence (a); ( x |), 



Plate xix. 

 E. eugenioides: a belated stem-nodule (A2) and its main shoot, getting 

 their chance on the death of the seedling-stem (s.st.). 



Plate XX. 

 E. tereticornis: encircling insect-gall on large tumour-shoot (after the 

 seedling-stem perished); nat. size. 



Plate xxi. 

 Fig. 1. — E, Behriana (sometimes a tree). 

 Fig. 2. — 'Non-MaWee {E. tereticoi-nis); last stage. 

 Fig. 3. —A Mallee (E. viridis). 



Plate xxii. 

 Mallees: la, lb, E. stricta; 2, E. Moorei; 3, E. fruticetorum. 



Plate xxiii. 

 Tumour of E. Behriana-, ( x |). 



Plate xxiv. 

 A small ••Mallee-Koof from Wyalong, N.S.W. {E. sp.). 



Plate XXV. 

 Fig. 1. — Seedling of E. tereticornis, with nodule-shoots, and precocious 



branching. 

 Fig.2. — A Mallee {E. oleosa^); photo taken 50 miles north of Adelaide, 



Plate xxvi. 

 Fig. 1. — A nearer view of the basal portion of the Mallee shown in Plate 



xxv., fig.2; the soil has been scraped away from the base. 

 Fig.2. — Basal portion of a Mallee {E. sp.) at Wyalong; the soil has been 



scraped away. White background furnished by handkerchiefs, 



