Monk’s tonsure-like gaps in the tussock grass Spartina argentinensis (Gramineae)

by Lewis, J P, Stofella, S L, Feldman, S R
Published 2001

Effect of ant-hills on the floristic richness of plant communities of a large depression in the Great Chaco

by Lewis, Juan P, Franceschi, A, Stofella, Susana L
Published 1991