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Problematic Groups in the Fern Allies and the Treatment of Subspecific Categories.

• Authors : Hauke, Richard L.¹

Subjects: *Plant species diversity; *Genotype-environment interaction; Botanical researchNorth America

• Source: BioScience. Aug1969, Vol. 19 Issue 8, p705-707. 3p.

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Species diversity and dispersal of benthic foraminifera: analysis of extant organisms and fossils of waters around North America.

• Authors : Buzas, Martin A.; Culver, Stephen J.

• Source: BioScience. July-August, 1991, Vol. v41 Issue n7, p483, p7 p.

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North Temperate Floristics and The Flora North America Project.

• Authors : Thorne, Robert F.

Subjects: *Plant diversity; *Plants; Botany -- CongressesNorth America; Europe

• Source: BioScience. 6/1/1971, Vol. 21 Issue 11, p511-512. 2p.

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Articles.

Subjects: *Plant diversity; Information resourcesEurope; North America

• Source: BioScience. 6/1/1971, Vol. 21 Issue 11, p509-509. 1p.

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Who's where in North America? Patterns of species richness and the utility of indicator taxa for conservation.

• Authors : Ricketts, Taylor H.; Dinerstein, Eric; Olson, David M.

• Source: BioScience. May, 1999, Vol. 49 Issue 5, p369, 1 p.

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