Published in American Fern Journal, in 1989, in volume 79, pages 1-6

Published in American Fern Journal, in 1989, in volume 79, pages 7-13

Published in American Fern Journal, in 1989, in volume 79, pages 14-25

Published in American Fern Journal, in 1989, in volume 79, pages 26-27

Published in American Fern Journal, in 1989, in volume 79, pages 28-29

Published in American Fern Journal, in 1989, in volume 79, pages 29-30

Published in American Fern Journal, in 1989, in volume 79, pages 36-45

Published in American Fern Journal, in 1989, in volume 79, pages 46-54

Published in American Fern Journal, in 1989, in volume 79, pages 55-64

Published in American Fern Journal, in 1989, in volume 79, pages 65-77

Published in American Fern Journal, in 1989, in volume 79, pages 78-89

Published in American Fern Journal, in 1989, in volume 79, pages 90-93

Published in American Fern Journal, in 1989, in volume 79, pages 95-102

Published in American Fern Journal, in 1989, in volume 79, pages 103-118

Published in American Fern Journal, in 1989, in volume 79, pages 119-121

Published in American Fern Journal, in 1989, in volume 79, pages 122-124

Published in American Fern Journal, in 1989, in volume 79, pages 125-126

Published in American Fern Journal, in 1989, in volume 79, pages 127-135

Published in American Fern Journal, in 1989, in volume 79, pages 135

Published in American Fern Journal, in 1989, in volume 79, pages 136-142

Published in American Fern Journal, in 1989, in volume 79, pages 143-145

Published in American Fern Journal, in 1989, in volume 79, pages 146-150

Published in American Fern Journal, in 1989, in volume 79, pages 151-154

Published in American Fern Journal, in 1989, in volume 79, pages 155