by Stevens, P.F
Published in Journal of the Arnold Arboretum (01.10.1985)

by Stevens, P.F
Published in Australian journal of botany (1974)

by Stevens, P.F. (Harvard University Herbaria, Cambridge, MA), Cullen, S.P
Published in Journal of the Arnold Arboretum (01.04.1990)

by Stevens, P.F
Published in Botanical journal of the Linnean Society (1971)

by Stevens, P.F
Published in Australian journal of botany (1974)

by K. HEMPENIUS, J.C. VAN MOURIK, P.F. STEVENS
Year of Publication 22.03.1979

by Stevens, P F
Published in Annual review of ecology and systematics (01.01.1980)

by Stevens, P.F
Published in Journal of the Arnold Arboretum (01.01.1978)

by Stevens, P.F
Published in Journal of the Arnold Arboretum (01.04.1976)

by Stevens, P.F. (Arnold Arboretum of Harvard Univ., Cambridge, Mass. (USA))
Published in Botanical Journal of the Linnean Society (UK) (1976)

by Bohm, B.A, Brim, S.W, Hebda, R.J, Stevens, P.F
Published in Journal of the Arnold Arboretum (01.01.1978)