140 DESCRIPTIONS OF THE SHRUBS 



KEY OF ACACIAS, BASED ON THE EOLIAGE 



* 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 J inch wide ; branches 



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

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

 Bkoom Wattle (171) — Acacia calamif61ia. 



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. (B.) 

 E. Leaves ^1 inch long. (F.) 

 F. Branches round and hairy ; leaves linear with hooked 

 point. Small-leaved Acacia (174) — Acacia line^ta. 

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

 G. Flower-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 Melssneri. 

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



brachybbtrya argyrophylla. 

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

 (177) — Acacia dodonseifblia. 

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

 leaves 2 inches or less long, 1-few- veined. (H.) 

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

 than 1 inch long. (I.) 

 I. Leavesobliquely lanceolate with minute point. Small-leaved 



Acacia (174) — Acacia lineJita. 

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



Knife-leaved Acacia (178) — Acacia cultrif6rmis. 

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

 LEAVED Acacia (179) — Acacia pravfesima. 

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

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

 LEAVED Acacia (180) — Acacia linif61ia. 



