Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Helianthus bolanderi is a species of sunflower known by the common names serpentine sunflower and Bolander's sunflower. It is native to California and Oregon, where it grows mainly in mountainous areas, often in serpentine soils. This wild sunflower is an erect annual reaching heights over a meter. It has a hairy, rough stem with leaves lance- or oval-shaped, usually pointed, sometimes serrated along the edges, and 3 to 15 centimeters long.

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