In principle, the function is symmetrical with respect to the vernal points, the axes λ_H = 0° and λ_H = 180°.

What are to-day known as the Mission Indians are those Shoshonean and Yuman peoples who occupy the portion of southern California which lies between the principal mountain ranges and the sea.

It is a rather variable species, especially concerning the development of the thallus, the contiguosity of the apothecia and the ascospore size and shape.

• - - despite of what you say of my fine name, I think my head is so obstinate and inflexible that the name Catherine was well chosen. It suits my character. I was given the name by the late Empress Elisabeth, to whom I owe much; she gave it to me out of affection and out of respect for her mother