21.   The researchers said that grass pollen was the most significant allergic factor identified in the period before the thunderstorm.

22.   When they harvested their organically grown corn, genetically engineered kernels showed up, seed whose pollen was apparently carried to them by the wind or birds or insects.

23.   Yucca pollen is heavy and sticky.

24.   A Cornell University study released last year raised concerns about biotech corn after finding that the pollen was toxic to Monarchs in the laboratory.

25.   Corn pollen is a key part of prayer, sprinkled generously during ceremonies.

26.   Concerns were raised about the corn last spring when a Cornell University study said its pollen could be harmful to the monarch butterfly.

27.   They do not believe cross-pollination happened over long distances because corn pollen is heavy, does not travel far and is short-lived.

28.   Unfortunately, cypress pollen is also a potent allergen.

29.   When the pollen is heavy, forecasters frequently advise their audience to wear glasses and surgical masks and dust off their clothes when they get home.