^..yeah acacian's on the money there, i'd say..
holiday..it's hard to see in the photos if the flower remains are spike or ball..if spike then it's likely maidenii, though it's pods are often more coiled..area helps..if ball, then probably melanoxylon..
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holiday..it's hard to see in the photos if the flower remains are spike or ball..if spike then it's likely maidenii, though it's pods are often more coiled..area helps..if ball, then probably melanoxylon..
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..your first tree is Acacia Pycnantha and the second mimosa-like one appears to be Paraserianthes lophantha..

