Lincoln Constance Mildred E. Mathias books & textbook
New North American Umbelliferae-III
Mildred E. Mathias and Lincoln Constance
Torrey Botanical Society / Paperback
The Andean Genus Niphogeton (Umbelliferae) Revisited
Lincoln Constance Mildred E. Mathias
Springer / Paperback
Two New Eryngia (Umbelliferae) from Santa Catarina, South Brazil
Mildred E. Mathias and Lincoln Constance
Torrey Botanical Society / Paperback
