Leaves are feather-like Leaves are needle-like Leaves are scale-like or awl-like Leaves are compound, oppositely attached to twig Leaves are compound .Leaves. Examining the leaves is probably the most common way to identify trees, because leaves can be very distinctive from species to species. While investigating a leaf, determine if the leaf is simple or compound..Ordering by Common Name | Order by Latin Name. All A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Page: Next. acacia, sweet Also known as: .