P. Wardle

4.4k total citations · 1 hit paper
82 papers, 3.7k citations indexed

About

P. Wardle is a scholar working on Plant Science, Nature and Landscape Conservation and Atmospheric Science. According to data from OpenAlex, P. Wardle has authored 82 papers receiving a total of 3.7k indexed citations (citations by other indexed papers that have themselves been cited), including 41 papers in Plant Science, 39 papers in Nature and Landscape Conservation and 29 papers in Atmospheric Science. Recurrent topics in P. Wardle's work include Ecology and Vegetation Dynamics Studies (29 papers), Botany, Ecology, and Taxonomy Studies (28 papers) and Tree-ring climate responses (18 papers). P. Wardle is often cited by papers focused on Ecology and Vegetation Dynamics Studies (29 papers), Botany, Ecology, and Taxonomy Studies (28 papers) and Tree-ring climate responses (18 papers). P. Wardle collaborates with scholars based in New Zealand, India and Argentina. P. Wardle's co-authors include Morgan Coleman, Akira Sakai, Judith Johnston, C. J. Burrows, B. P. J. Molloy, D. M. PATON, Steven J. Wagstaff, A. F. Mark, Cecilia Ezcurra and Rowan P. Buxton and has published in prestigious journals such as Ecology, Journal of Ecology and Annals of Botany.

In The Last Decade

P. Wardle

82 papers receiving 3.1k citations

Hit Papers

Vegetation of New Zealand 1991 2026 2002 2014 1991 100 200 300 400 500
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.

  1. Vegetation of New Zealand
    1991 567 citations P. Wardle profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
P. Wardle New Zealand 31 1.8k 1.3k 1.1k 1.1k 909 82 3.7k
A. F. Mark New Zealand 34 1.7k 0.9× 710 0.6× 1.1k 1.0× 1.1k 1.0× 1.3k 1.4× 127 3.5k
Hazel R. Delcourt United States 34 1.3k 0.7× 1.4k 1.1× 694 0.6× 638 0.6× 1.1k 1.2× 50 3.4k
Donald R. Whitehead United States 25 1.0k 0.6× 804 0.6× 550 0.5× 1.2k 1.1× 1.8k 2.0× 77 3.5k
Paul A. Delcourt United States 30 1.0k 0.6× 1.2k 0.9× 553 0.5× 483 0.4× 934 1.0× 47 2.8k
William A. Niering United States 32 1.7k 0.9× 502 0.4× 1.0k 0.9× 659 0.6× 2.4k 2.7× 71 3.9k
Carolina Villagrán Chile 28 600 0.3× 997 0.8× 468 0.4× 843 0.8× 717 0.8× 59 2.6k
Robert S. Hill Australia 43 1.8k 1.0× 1.5k 1.1× 1.3k 1.2× 3.4k 3.1× 654 0.7× 169 5.6k
Susan K. Wiser New Zealand 34 1.8k 1.0× 309 0.2× 713 0.6× 955 0.9× 1.2k 1.3× 95 3.2k
Jack Major United States 17 1.1k 0.6× 596 0.5× 953 0.9× 663 0.6× 1.1k 1.2× 59 2.7k
Heinrich Walter Germany 18 1.1k 0.6× 563 0.4× 765 0.7× 700 0.6× 607 0.7× 51 2.4k

Countries citing papers authored by P. Wardle

Since Specialization
Citations

This map shows the geographic impact of P. Wardle'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 P. Wardle with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites P. Wardle more than expected).

Fields of papers citing papers by P. Wardle

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by P. Wardle. 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 P. Wardle. The network helps show where P. Wardle may publish in the future.

Co-authorship network of co-authors of P. Wardle

This figure shows the co-authorship network connecting the top 25 collaborators of P. Wardle. A scholar is included among the top collaborators of P. Wardle 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 P. Wardle. P. Wardle is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Wardle, P. & William G. Lee. (1990). Environmental and floristic gradients in Westland, New Zealand, and the discontinuous distribution of Nothofagus. New Zealand Journal of Botany. 28(4). 479–481. 4 indexed citations
2.
Greer, Dennis H., P. Wardle, & Rowan P. Buxton. (1989). Seasonal frost hardiness of Nothofagus solandri seedlings from two altitudinally diverse sites in Canterbury, New Zealand. New Zealand Journal of Botany. 27(2). 299–304. 24 indexed citations
3.
Wardle, P.. (1986). Frequency of cloud cover on New Zealand mountains in relation to subalpine vegetation. New Zealand Journal of Botany. 24(4). 553–565. 15 indexed citations
4.
Wardle, P.. (1985). New Zealand timberlines.* 1. Growth and survival of native and introduced tree species in the Craigieburn Range, Canterbury. New Zealand Journal of Botany. 23(2). 219–234. 58 indexed citations
5.
Wardle, P.. (1985). New Zealand timberlines. 2. A study of forest limits in the Crow Valley near Arthur's Pass, Canterbury. New Zealand Journal of Botany. 23(2). 235–261. 24 indexed citations
6.
Wardle, P.. (1980). Primary succession in Westland National Park and its vicinity, New Zealand. New Zealand Journal of Botany. 18(2). 221–232. 93 indexed citations
7.
Wardle, P., et al.. (1979). Food of the opossum Trichosurus vulpecula (Kerr) in the Waiho Valley, South Westland. New Zealand Journal of Zoology. 6(2). 339–345. 29 indexed citations
8.
Wardle, P.. (1979). Variation in Phormium cookianum (Agavaceae). New Zealand Journal of Botany. 17(2). 189–196. 15 indexed citations
9.
Wardle, P.. (1978). Origin of the New Zealand mountain flora, with special reference to trans‐Tasman relationships. New Zealand Journal of Botany. 16(4). 535–550. 87 indexed citations
10.
Wardle, P.. (1975). Vascular Plants of Westland National Park (New Zealand) and Neighbouring Lowland and Coastal Areas. New Zealand Journal of Botany. 13(3). 497–545. 27 indexed citations
11.
Wardle, P., A. F. Mark, & G. T. S. Baylis. (1973). Vegetation and landscape of the West Cape District, Fiordland, New Zealand. New Zealand Journal of Botany. 11(4). 599–626. 24 indexed citations
12.
Wardle, P.. (1971). Biological flora of New Zealand 6. Metrosideros umbellata Cav. [Syn. M. lucida (Forst.f.) A. Rich.] (Myrtaceae) Southern rata. New Zealand Journal of Botany. 9(4). 645–671. 40 indexed citations
13.
Wardle, P., et al.. (1971). Biological flora of New Zealand 5. Olearia colensoi Hook.f. (Compositae) Leatherwood, Tupari. New Zealand Journal of Botany. 9(1). 186–214. 21 indexed citations
14.
Wardle, P.. (1968). The taxonomy and distribution of the stipulate species of Pseudopanax in New Zealand. New Zealand Journal of Botany. 6(2). 226–236. 12 indexed citations
15.
Wardle, P.. (1967). Biological flora of New Zealand. New Zealand Journal of Botany. 5(2). 276–302. 43 indexed citations
16.
Molloy, B. P. J., et al.. (1963). Distribution of subfossil forest remains, eastern South Island, New Zealand. New Zealand Journal of Botany. 1(1). 68–77. 179 indexed citations
17.
Baylis, G. T. S., P. Wardle, & A. F. Mark. (1963). Part 8: Vascular plants recorded from Secretary Island. New Zealand Journal of Botany. 1(2). 236–242. 5 indexed citations
18.
Wardle, P.. (1963). Growth habits of New Zealand subalpine shrubs and trees. New Zealand Journal of Botany. 1(1). 18–47. 64 indexed citations
19.
Wardle, P.. (1963). Evolution and distribution of the New Zealand flora, as affected by quaternary climates. New Zealand Journal of Botany. 1(1). 3–17. 209 indexed citations
20.
Wardle, P.. (1963). Part 2: The plant communities. New Zealand Journal of Botany. 1(2). 171–187. 21 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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