1. A taxonomic investigation of Leptotheca (Rhizogoniaceae)

   • Steven P. Churchill
   • William R. Buck

   OriginalPaper Pages: 1 - 11

2. Harold D. Harrington (1903–1981)

   • Dieter H. Wilken

   In Memoriam Pages: 11 - 11

3. A new phyllodial-leaved Sagittaria (Alismaceae) from Alabama

   • Robert Kral

   OriginalPaper Pages: 12 - 17

4. NATO Advanced Study Institute on Numerical Taxonomy

   Announcement Pages: 17 - 17

5. A new red-bracted species of Calathea (Marantaceae) from Peru

   • Helen Kennedy

   OriginalPaper Pages: 18 - 21

6. Postdoctoral museum internship at the New York Botanical Garden 1982–1983

   Announcement Pages: 21 - 21

7. The identity and taxonomic affinity of Calathea rotundifolia and C. fasciata (Marantaceae)

   • Helen Kennedy

   OriginalPaper Pages: 22 - 24

8. Meeting

   Announcement Pages: 24 - 24

9. Cryptochloa dressleri (Poaceae), a new bambusoid grass from Panama

   • Thomas R. Soderstrom

   OriginalPaper Pages: 25 - 29

10. Tropical Botany Course

    Announcement Pages: 29 - 29

11. Chromosome studies on the Bambusoideae (Gramineae)

    • Juan H. Hunziker
    • Arturo F. Wulff
    • Thomas R. Soderstrom

    OriginalPaper Pages: 30 - 35

12. Three new species of Pourouma (Cecropiaceae) of the Guiana region

    • C. C. Berg
    • F. Kooy

    OriginalPaper Pages: 36 - 41

13. Recent botanical books

    Announcement Pages: 41 - 41

14. A re-evaluation of Phrygilanthus nudus (Loranthaceae)

    • Job Kuijt
    • Sylvia Feuer

    OriginalPaper Pages: 42 - 47

15. Mammillaria—A collector's guide. John Pilbeam

    • James L. Luteyn

    Book Review Pages: 47 - 47

16. Revision of Sedum section Gormania (Crassulaceae)

    • Melinda F. Denton

    OriginalPaper Pages: 48 - 77

17. Dragma Hippomanicum VIII. A new species of Astragalus section Strigulosi (Leguminosae) from Oaxaca

    • Rupert C. Barneby

    OriginalPaper Pages: 78 - 80

18. Plant taxonomy and biosystematics. Clive A. Stace

    • Mark Allen Wetter

    Book Review Pages: 80 - 80

19. Infrageneric nomenclature in Acer (Aceraceae)

    • Thomas J. Delendick

    OriginalPaper Pages: 81 - 84

20. A new species of Solanum subgenus Leptostemonum (Solanaceae) from northeastern Mexico

    • Michael Nee

    OriginalPaper Pages: 85 - 88

21. Chromosome numbers of Orthocarpus and related monotypic genera (Scrophulariaceae: Subtribe castillejinae)

    • Tsan Jang Chuang
    • Lawrence R. Heckard

    OriginalPaper Pages: 89 - 101

22. Edible mushrooms. Second Edition, Revised. Clyde M. Christensen

    • Clark T. Rogerson

    Book Review Pages: 101 - 101

23. A revision of Vernonia series Buddleiifoliae (Compositae: Vernonieae)

    • Samuel B. Jones

    OriginalPaper Pages: 102 - 117

24. Symposium

    Announcement Pages: 117 - 117

25. A bibliography of botanical cladistics: 1. 1981

    • Vicki A. Funk
    • Warren H. Wagner

    OriginalPaper Pages: 118 - 124

26. Meeting

    Announcement Pages: 124 - 124

27. Book reviews

    • Clark T. Rogerson

    BookReview Pages: 125 - 125