There are also traces of casts of Spirifers, one of which is near to S. Pisum of the Wenlock rocks.
"Journal of an Overland Expedition in Australia" by Ludwig Leichhardt
Pisum sativum L. Pulse family.
"Texas Honey Plants" by C. E. Sanborn
Multiple forms of carboxylesterases in the green bean (Phaseolus vulgaris L.) and pea (Pisum sativum L.).
A Developmental Network Theory of Gynandromorphs, Sexual Dimorphism and Species Formation