This section is from the book "Commercial Gardening Vol2", by John Weathers (the Editor). Also available from Amazon: Commercial Gardening, A Practical & Scientific Treatise For Market Gardeners.
A Californian hardy or half-hardy annual 1-1½ ft. high, with narrow coarsely toothed leaves and golden-yellow Hypericum-like flowers with numerous long stamens. Another species, B. decapetala (or Mentzelia ornata), is about 2 ft. high, and has large white flowers.
 
Continue to: