Common names include California barberry, wavyleaf barberry, and shinyleaf mahonia. Mahonia oiwakensis is a species of plant in the barberry family, Berberidaceae. They damage also the fruits of apricot, honeysuckle, barberry, bird cherry and snowberry. Some authors place "Mahonia" in the barberry genus, "Berberis". The city is known for its saffron, barberry, jujube, and handmade carpet exports. Few berries and seeds are consumed, but are most often from barberry, serviceberry, and magnolia. Scientists observed rust infection on various barberry species, and inoculated spores onto grass hosts. There is evidence of cultivation of seedless barberry in South Khorasan two hundred years ago. Pycnia appear on barberry plants in the spring, usually in the upper leaf surfaces. The repeating stage in this fungus occurs on wheat and not the alternate host, barberry. Later, infected wheat plants bearing teliospores were soaked in water and suspended over barberry species. The sporidia from the winter spores germinated, but only on barberry. It can be made of either walnut, barberry, ash wood, maple or other wood. It is hypothesized that spread of barberry is correlated with the spread of Lyme disease. Laws banning barberry were established in 1660 in Rouen, France.