Paper by Beryl E. Clotfelter, Professor Emeritus of Physics, on the history of Grinnell College's no-requirements curriculum and the establishment of the first-year tutorial.
Hydrophyllaceae is a characteristically herbaceous family; only Eriodictyon Benth., Wigandia H.B.K., and the monotypic Turricula Macbr. can be considered woody (stems attaining a diameter of more than 1 em). Are plants such as these relicts from a woody ancestry, or is the family secondarily woody?