Maybe the correct one is
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a shrub up to 2 m in height, with sharp branches, leaves with toothed edge, and white flowers(proustia cuneifolia)
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a shrub up to 2 m high, with spiny branches, lanceolate leaves and small white flowers (maytenus spinosa)
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a shrub up to 2 m in height, with alternate leaves, violet flowers and a red globose berry (vassobia brevifolia)
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a shrub up to 5 m high, with lanceolate leaveswhite and pale pink flowers (vernonia tortuosa)
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a tree up to 15 m tall, with little thick branches, leaves and ovate fruit, and white flowers (ziziphus rhodoxylon)
