World's Best Scientists 2026 revealed!

D-Index & Metrics

Plant Science and Agronomy

D-Index
30
Citations
6034
World Ranking
6316
National Ranking
1

Best Publications

  • The Orchids: Natural History and Classification

    Unknown

  • BIOLOGY OF THE ORCHID BEES (EUGLOSSINI)

    Unknown

  • Pollination by Euglossine Bees

    Unknown

  • Classification and Phylogeny in the Orchidacea

    Unknown

  • A phylogenetic analysis of Laeliinae (Orchidaceae) based on sequence data from internal transcribed spacers (ITS) of nuclear ribosomal DNA.

    C. van den Berg;W. E. Higgins;R. L. Dressler;W. M. Whitten

  • Field guide to the orchids of Costa Rica and Panama

    Unknown

  • A revision of the Mexican and Central American species of Vanilla Plumier ex Miller with a characterization of their ITS region of the nuclear ribosomal DNA

    Unknown

  • Two-year study of male orchid bee (hymenoptera: Apidae: Euglossini) attraction to chemical baits in lowland south-eastern Perú

    David L. Pearson;Robert L Dressler

  • A phylogenetic study of Laeliinae (Orchidaceae) based on combined nuclear and plastid DNA sequences.

    Cássio van den Berg;Wesley E. Higgins;Robert L. Dressler;W. Mark Whitten

  • Observations on Orchids and Euglossine Bees in Panama and Costa Rica

    Unknown

  • Pollination by Euglossine Bees

    Unknown

  • The Pre-Columbian Cultivated Plants of Mexico

    Robert L Dressler

  • An infrageneric classification of Euglossa , with notes on some features of special taxonomic importance (Hymnoptera; Apidae)

    Unknown

  • Comparative vegetative anatomy and systematics of Spiranthoideae (Orchidaceae)

    William Louis Stern;Michael Wayne Morris;Walter S. Judd;Alec M. Pridgeon

  • New species of Euglossa II. (Hymenoptera: Apidae)

    Unknown

  • Systematics and Pollination of the "Closed-Flowered" Species of Calathea (Marantaceae).

    Unknown

  • New species of Euglossa IV. The cordata and purpurea species groups (Hymenoptera: Apidae)

    Unknown

  • New species of Euglossa . III. The bursigera species group (Hymenoptera: Apidae)

    Unknown

  • Terrestrial Orchids: From Seed to Mycotrophic Plant.

    Unknown

  • The Orchids: Natural History and Classification.

    Unknown

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