B. Collins

Biomass allocation of Erythronium americanum populations in different light intensities
Wein, G. R., Steward T. A. Pickett, and B. S. Collins. 1988. “Biomass Allocation Of Erythronium Americanum Populations In Different Light Intensities”. Ann. Bot. 61: 717-722.
Demographic responses of herb layer species to experimental canopy gaps in a Pennsylvania forest
Collins, B. S., and Steward T. A. Pickett. 1988. “Demographic Responses Of Herb Layer Species To Experimental Canopy Gaps In A Pennsylvania Forest”. J. Ecol. 76: 437-450.
Influence of canopy opening on the environment and herb layer in a northern hardwoods forest
Collins, B. S., and Steward T. A. Pickett. 1987. “Influence Of Canopy Opening On The Environment And Herb Layer In A Northern Hardwoods Forest”. Vegetatio 70: 3-10.