Norris H. Williams

4.7k total citations · 2 hit papers
72 papers, 3.5k citations indexed

About

Norris H. Williams is a scholar working on Ecology, Evolution, Behavior and Systematics, Molecular Biology and Plant Science. According to data from OpenAlex, Norris H. Williams has authored 72 papers receiving a total of 3.5k indexed citations (citations by other indexed papers that have themselves been cited), including 62 papers in Ecology, Evolution, Behavior and Systematics, 41 papers in Molecular Biology and 28 papers in Plant Science. Recurrent topics in Norris H. Williams's work include Plant and animal studies (52 papers), Plant and Fungal Species Descriptions (32 papers) and Plant Diversity and Evolution (30 papers). Norris H. Williams is often cited by papers focused on Plant and animal studies (52 papers), Plant and Fungal Species Descriptions (32 papers) and Plant Diversity and Evolution (30 papers). Norris H. Williams collaborates with scholars based in United States, Costa Rica and Brazil. Norris H. Williams's co-authors include W. Mark Whitten, Calaway H. Dodson, Kurt M. Neubig, Harold G. Hills, Robert L. Dressler, Lorena Endara, Andrew Ogram, Hector F. Castro, Mark W. Chase and Ralph M. Adams and has published in prestigious journals such as Science, PLoS ONE and Evolution.

In The Last Decade

Norris H. Williams

71 papers receiving 3.3k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Orchid phylogenomics and multiple drivers of their extraordinary diversification

2015 379 citations Lorena Endara, Kurt M. Neubig et al. profile →
Biologically Active Compounds in Orchid Fragrances

1969 336 citations Calaway H. Dodson, Robert L. Dressler et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Norris H. Williams United States	30	2.7k	1.6k	1.4k	501	372	72	3.5k
Leonard B. Thien United States	29	2.3k 0.8×	1.3k 0.8×	1.4k 1.0×	328 0.7×	381 1.0×	65	3.0k
Torsten Eriksson Sweden	27	1.7k 0.6×	1.3k 0.8×	1.6k 1.2×	137 0.3×	342 0.9×	58	3.2k
H. F. Linskens Netherlands	28	1.7k 0.6×	2.5k 1.5×	2.4k 1.8×	361 0.7×	272 0.7×	140	4.0k
Shoichi Kawano Japan	28	1.6k 0.6×	903 0.5×	1.3k 1.0×	127 0.3×	396 1.1×	132	2.6k
Trevor R. Hodkinson Ireland	34	2.0k 0.7×	1.4k 0.9×	2.3k 1.7×	110 0.2×	652 1.8×	144	4.3k
P. F. Yeo United Kingdom	18	2.4k 0.9×	1.2k 0.7×	1.7k 1.2×	170 0.3×	223 0.6×	49	3.0k
Salvatore Cozzolino Italy	42	4.3k 1.6×	1.9k 1.2×	2.9k 2.2×	387 0.8×	1.3k 3.5×	156	5.5k
A. R. Zangerl United States	28	1.4k 0.5×	618 0.4×	1.6k 1.2×	1.1k 2.3×	319 0.9×	39	2.9k
M. Herrero Spain	42	2.3k 0.9×	3.7k 2.2×	4.3k 3.1×	161 0.3×	215 0.6×	122	5.4k
John P. Bailey United Kingdom	27	1.1k 0.4×	524 0.3×	1.7k 1.2×	257 0.5×	303 0.8×	47	2.4k

Countries citing papers authored by Norris H. Williams

Since Specialization

Citations

This map shows the geographic impact of Norris H. Williams's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Norris H. Williams with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Norris H. Williams more than expected).

Fields of papers citing papers by Norris H. Williams

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Norris H. Williams. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Norris H. Williams. The network helps show where Norris H. Williams may publish in the future.

Co-authorship network of co-authors of Norris H. Williams

This figure shows the co-authorship network connecting the top 25 collaborators of Norris H. Williams. A scholar is included among the top collaborators of Norris H. Williams based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Norris H. Williams. Norris H. Williams is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Kim, Hyoung Tae, Jung Sung Kim, Jung Sung Kim, et al.. (2015). Seven New Complete Plastome Sequences Reveal Rampant Independent Loss of the ndh Gene Family across Orchids and Associated Instability of the Inverted Repeat/Small Single-Copy Region Boundaries. PLoS ONE. 10(11). e0142215–e0142215. 106 indexed citations

Zomlefer, Wendy B., W. Mark Whitten, Norris H. Williams, & Walter S. Judd. (2009). An Overview of Veratrum s.l. (Liliales: Melanthiaceae) and an Infrageneric Phylogeny Based on ITS Sequence Data. Systematic Botany. 28(2). 250–269. 28 indexed citations

Neubig, Kurt M., Norris H. Williams, W. Mark Whitten, & Franco Pupulin. (2009). Molecular phylogenetics and the evolution of fruit and leaf morphology of Dichaea (Orchidaceae: Zygopetalinae). Annals of Botany. 104(3). 457–467. 15 indexed citations

Chase, Mark W., Norris H. Williams, Aparecida Donisete de Faria, et al.. (2009). Floral convergence in Oncidiinae (Cymbidieae; Orchidaceae): an expanded concept of Gomesa and a new genus Nohawilliamsia. Annals of Botany. 104(3). 387–402. 76 indexed citations

Blanco, Mario A., Germán Carnevali, Rodrigo B. Singer, et al.. (2007). Generic realignments in Maxillariinae (Orchidaceae). Lankesteriana. 0(0). 30 indexed citations

Blanco, Mario A., Germán Carnevali, Rodrigo B. Singer, et al.. (2007). Generic realignments in Maxillariinae (Orchidaceae). Lankesteriana. 56 indexed citations

Blanco, Mario A., W. Mark Whitten, Darin S. Penneys, et al.. (2006). A SIMPLE AND SAFE METHOD FOR RAPID DRYING OF PLANT SPECIMENS USING FORCED-AIR SPACE HEATERS. 27(1). 83–87. 15 indexed citations

Carlsward, Barbara S., W. Mark Whitten, Norris H. Williams, & Benny Bytebier. (2006). Molecular phylogenetics of Vandeae (Orchidaceae) and the evolution of leaflessness. American Journal of Botany. 93(5). 770–786. 93 indexed citations

Dressler, Robert L., W. Mark Whitten, & Norris H. Williams. (2004). Phylogenetic relationships of Scaphyglottis and related genera (Laeliinae: Orchidaceae) based on nrDNA ITS sequence data. Brittonia. 56(1). 58–66. 14 indexed citations

10.

Whitten, W. Mark, et al.. (2001). Small Bones from Dried Mammal Museum Specimens as a Reliable Source of DNA. BioTechniques. 30(4). 733–736. 35 indexed citations

11.

Zomlefer, Wendy B., Norris H. Williams, W. Mark Whitten, & Walter S. Judd. (2001). Generic circumscription and relationships in the tribe Melanthieae (Liliales, Melanthiaceae), with emphasis on Zigadenus: evidence from ITS and trnL‐F sequence data. American Journal of Botany. 88(9). 1657–1669. 56 indexed citations

12.

Whitten, W. Mark, Norris H. Williams, & Mark W. Chase. (2000). Subtribal and generic relationships of Maxillarieae (Orchidaceae) with emphasis on Stanhopeinae: combined molecular evidence. American Journal of Botany. 87(12). 1842–1856. 167 indexed citations

13.

Anderson, Janet, James F. Preston, Dennis W. Dickson, et al.. (1999). Phylogenetic Analysis of Pasteuria penetrans by 16S rRNA Gene Cloning and Sequencing.. PubMed. 31(3). 319–25. 30 indexed citations

14.

Hills, Harold G. & Norris H. Williams. (1990). Fragrance cycle of Clowesia rosea. 12(1). 19–22. 6 indexed citations

15.

Whitten, W. Mark, Harold G. Hills, & Norris H. Williams. (1988). Occurrence of ipsdienol in floral fragrances. Phytochemistry. 27(9). 2759–2760. 29 indexed citations

16.

Lindquist, Niels, Merle A. Battiste, W. Mark Whitten, Norris H. Williams, & Lucjan Strękowski. (1985). Trans-carvone oxide, a monoterpene epoxide from the fragrance of Catasetum. Phytochemistry. 24(4). 863–865. 20 indexed citations

17.

Williams, Norris H., et al.. (1985). Orchids and Bee's Knees: Investigating the Euglossine Syndrome with Gas Chromatography/Fourier Transform Infrared GC/FT-IR. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 553. 355–355. 1 indexed citations

18.

Ackerman, James D. & Norris H. Williams. (1981). POLLEN MORPHOLOGY OF THE CHLORAEINAE (ORCHIDACEAE: DIURIDEAE) AND RELATED SUBTRIBES. American Journal of Botany. 68(10). 1392–1402. 16 indexed citations

19.

Williams, Norris H. & Calaway H. Dodson. (1972). SELECTIVE ATTRACTION OF MALE EUGLOSSINE BEES TO ORCHID FLORAL FRAGRANCES AND ITS IMPORTANCE IN LONG DISTANCE POLLEN FLOW. Evolution. 26(1). 84–95. 128 indexed citations

20.

Williams, Norris H.. (1970). Some observations on pollinaria in the Oncidiinae. I. II.. 39. 5 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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