Published in American Fern Journal, in 1987, in volume 77, pages 1-15
Published in American Fern Journal, in 1987, in volume 77, pages 16-27
Published in American Fern Journal, in 1987, in volume 77, pages 28-32
Published in American Fern Journal, in 1987, in volume 77, pages 33-35
Published in American Fern Journal, in 1987, in volume 77, pages 35-36
Published in American Fern Journal, in 1987, in volume 77, pages 37-41
Published in American Fern Journal, in 1987, in volume 77, pages 42-49
Published in American Fern Journal, in 1987, in volume 77, pages 50-57
Published in American Fern Journal, in 1987, in volume 77, pages 58-63
Published in American Fern Journal, in 1987, in volume 77, pages 64-65
Published in American Fern Journal, in 1987, in volume 77, pages 65
Published in American Fern Journal, in 1987, in volume 77, pages 66-68
Published in American Fern Journal, in 1987, in volume 77, pages 68-69
Published in American Fern Journal, in 1987, in volume 77, pages 69-71
Published in American Fern Journal, in 1987, in volume 77, pages 71-72
Published in American Fern Journal, in 1987, in volume 77, pages 73-89
Published in American Fern Journal, in 1987, in volume 77, pages 90-94
Published in American Fern Journal, in 1987, in volume 77, pages 95-99
Published in American Fern Journal, in 1987, in volume 77, pages 100
Published in American Fern Journal, in 1987, in volume 77, pages 101-102
Published in American Fern Journal, in 1987, in volume 77, pages 102-105
Published in American Fern Journal, in 1987, in volume 77, pages 106-107
Published in American Fern Journal, in 1987, in volume 77, pages 107-108
Published in American Fern Journal, in 1987, in volume 77, pages 108
Published in American Fern Journal, in 1987, in volume 77, pages 109-114
Published in American Fern Journal, in 1987, in volume 77, pages 124-130