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J. R.  Thomasson, ?Fossil Grasses: 1820-1986 and Beyond?, in Grass systematics and evolution, T. R.  Soderstrom, Ed. Washington DC.: Smithsonian Institution Press, 1987.

L.  G. Stebbins, ?Grass Systematics and Evolution: Past, present and future?, in Grass systematics and evolution, T. R.  Soderstrom and al, et, Eds. Washington DC.: Smithsonian Institution Press, 1987.

T. D.  Macfarlane, ?Poaceae Subfamily Pooideae?, in Grass systematics and evolution, T. R.  Soderstrom and al, et, Eds. Washington DC.: Smithsonian Institution Press, 1987, pp. 265-276.

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J. H.  Hunziker and G. Stebbins, L., ?Chromosomal evolution in the Gramineae?, in Grass systematics and evolution, T. R.  Soderstrom and al, et, Eds. Washington DC.: Smithsonian Institution Press, 1987.

P. W.  Hattersley, ?Variations in photosynthetic pathway?, in Grass Systematics and Evolution, T. R.  Soderstrom, Hilu, K. W., Campbell, C. S., and Barkworth, M. E., Eds. Washington DC: Smithsonian Instition Press, 1987, pp. 65-72.

G.  Davidse, ?Fruit dispersal in the Poaceae?, in Grass systematics and evolution, T. R.  Soderstrom and al, et, Eds. Washington DC.: Smithsonian Institution Press, 1987, pp. 143-158.

H. Eamonn Connor, ?Reproductive biology in the grasses?, in Grass systematics and evolution, T. R.  Soderstrom and al, et, Eds. Washington DC.: Smithsonian Institution Press, 1987, pp. 117-132.

T.  H. Clifford, ?Spikelet and floral morphology?, in Grass systematics and evolution, T. R.  Soderstrom and al, et, Eds. Washington DC: Smithsonian Institution Press, 1987, pp. 21-30.

D.  W. Clayton, ?Andropogoneae?, in Grass systematics and evolution, T. R.  Soderstrom and al, et, Eds. Washington DC.: Smithsonian Institution Press, 1987, pp. 307-309.

B. R.  Baum, ?Numerical taxonomy analyses of the Poaceae?, in Grass systematics and evolution, T. R.  Soderstrom and al, et, Eds. Washington DC.: Smithsonian Institution Press, 1987, pp. 334-342.

M. E.  Barkworth and Everett, J., ?Evolution in the Stipeae: Identification and relationships of its monophyletic taxa?, in Grass systematics and evolution, T. R.  Soderstrom and al, et, Eds. Washington DC.: Smithsonian Institution Press, 1987, pp. 251-264.