Floral Parameters, Breeding System and Pollinator Type in Trichostema (Labiatae)

This publication has 2 references indexed in Scilit:

• The Reproductive Biology of Agavaceae: I. Pollen and Nectar Production in Four Arizona Agaves
  The Southwestern Naturalist, 1977
• On the Relative Advantages of Cross-and Self-Fertilization
  Annals of the Missouri Botanical Garden, 1976