Published in Acta Botánica Mexicana, in 1992, in volume 17, pages 7-12

Published in Acta Botánica Mexicana, in 1992, in volume 17, pages 13-17

Published in Acta Botánica Mexicana, in 1992, in volume 17, pages 19-21

Published in Acta Botánica Mexicana, in 1992, in volume 17, pages 35-37

Published in Acta Botánica Mexicana, in 1992, in volume 17, pages 39-44

Published in Acta Botánica Mexicana, in 1992, in volume 17, pages 45-51

Published in Acta Botánica Mexicana, in 1992, in volume 17, pages 53-60

Published in Acta Botánica Mexicana, in 1992, in volume 18, pages 1-10

Published in Acta Botánica Mexicana, in 1992, in volume 18, pages 11-15

Published in Acta Botánica Mexicana, in 1992, in volume 18, pages 17-20

Published in Acta Botánica Mexicana, in 1992, in volume 18, pages 25-29

Published in Acta Botánica Mexicana, in 1992, in volume 18, pages 55-69

Published in Acta Botánica Mexicana, in 1992, in volume 18, pages 71-79

Published in Acta Botánica Mexicana, in 1992, in volume 19, pages 37-61

Published in Acta Botánica Mexicana, in 1992, in volume 19, pages 63-72

Published in Acta Botánica Mexicana, in 1992, in volume 19, pages 73-75

Published in Acta Botánica Mexicana, in 1992, in volume 19, pages 77-84

Published in Acta Botánica Mexicana, in 1992, in volume 20, pages 1-3

Published in Acta Botánica Mexicana, in 1992, in volume 20, pages 5-8

Published in Acta Botánica Mexicana, in 1992, in volume 20, pages 9-12

Published in Acta Botánica Mexicana, in 1992, in volume 20, pages 13-28

Published in Acta Botánica Mexicana, in 1992, in volume 20, pages 29-37

Published in Acta Botánica Mexicana, in 1992, in volume 20, pages 39-44

Published in Acta Botánica Mexicana, in 1992, in volume 20, pages 45-51

Published in Acta Botánica Mexicana, in 1992, in volume 20, pages 53-57

Published in Acta Botánica Mexicana, in 1992, in volume 20, pages 77-99

Published in Acta Botánica Mexicana, in 1992, in volume 20, pages 101-117