140 DESCRIPTIONS OF THE SHRUBS 



KEY OF ACACIAS, BASED ON THE EOLIAGE 



f Leaves usually simple and alternate (in one species whorled). (A). 

 A. Flowers in globular and nearly solitary axillary heads. (B. ) 

 B. Leaves very slightly flattened and thus nearly cylindric, (C.) 

 C. Leaves less than 2 inches long and \ inch wide ; branches 



angular. Needle-leaved Acacia (170) — Acacia diffusa. 

 C. Leaves 3-4 inches long with short recurved or oblique point. 

 Broom AVattle (171) — Acacia calamifolia. 



C. Leaves 3-8 inches long, slender and 4-sided ; branches 

 angular or winged. Long-leaved Acacia (172) — Acacia 

 ext^nsa. 



B. Leaves decidedly flattened and 1- or few-veined, 4 inches or less 

 long. (D.) 



D. Stipules forming slender spines ; leaves 1 inch long. Kanga- 

 roo Thorn (173) — Acacia arm^ta. 



D. Stipules not forming spines, or no stipules. (E.) 

 E. Leaves i-l inch long. (F.) 



F. Branches round and hairy ; leaves linear with hooked 

 point. Small-leaved Acacia (174) — Acacia linekta. 

 F. Branches angular and free from hairs. (G.) 



G. Mower-stems about as long as the leaves. Blunt- 

 leaved Acacia (175) — Acacia acin^cea. 

 G. Flower-stem shorter than the leaves. Meissner's 

 Acacia (176) — Acacia Meissneri. 

 E. Leaves often an inch long (to 1| inches) and blunt. Acacia 



brachybotrya argyrophylla. 

 E. Leaves l|-4 inches long and blunt. Shining Acacia 

 (177) — Acacia dodonseifdlia. 

 A. Flowers usually in numerous globular heads in axillary clusters ; 

 leaves 2 inches or less long, l-few-veined. (H.) 

 H. Clusters of heads decidedly longer than the leaves ; leaves less 

 than 1 inch long. (I.) 

 I. Leaves obliquely lanceolate with minute point. Small-leaved 



AcACiA (174) — Acacia line^a. 

 I. Leaves triangular with thickened edges, ^-| inch long. 



Knife-leaved Acacia (178) — Acacia cultrif6rmis. 

 I. Leaves curved, obovate, less than ^ inch long. Trapezoid- 

 leaved Acacia (179) — Acacia pravissima. 

 H. Clusters of heads only about as long as the leaves. (J.) 



J. Leaves linear, straight and thin, 1-1 1 inches long. Narrow- 

 leaved Acacia (180) — Acacia linifblia. 



