These trees (especially third from top, and first) could look natural and like the right kind of tree. Color is good.

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Tree illustrations vector | Free Stock Vector Art & Illustrations, EPS, AI, SVG, CDR, PSD

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Green Tree Watercolor Art 8 x 10 Print, Love Birds, Tree Illustration, Modern Wall Decor, Circles, Polka Dots (168) on Etsy, $15.00

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