February 22,1936 s. facing slope, through eucalyptus Grove (above U.C. Poultry Station), Nord west to top of hill, west 500 yards, south to bottom of Canyon hitting road 150 yards east) U.C. Poultry Station, east 250 yards along road & creek, west down canyon past soutl side of swimming pool, around south end of Stadium and to H.S.B. by way of Student Union. A brief ecological sketch of this trip is of interest because, on the trip, I passed through many distinct types habitats and saw distinctly illustrations associations between, types vegetation, types of individual plants and