Harrie J. M. Sipman publications per year

The chart shows the history of publications by Harrie J. M. Sipman between 1973 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Harrie J. M. Sipman published across 53 years, from 1973 to 2025, averaging 4.4 papers a year. Output peaked at 17 publications in 2014. 5 of the 235 publications appeared in the last two years.

No. of publications

5 10 15

1973 2025

235 publications in total across all disciplines

View publications per year as a table

Harrie J. M. Sipman: publications per year, 1973 to 2025
Year	Publications
1973	1
1974	0
1975	1
1976	1
1977	3
1978	3
1979	2
1980	1
1981	0
1982	2
1983	2
1984	1
1985	3
1986	3
1987	1
1988	1
1989	1
1990	2
1991	2
1992	3
1993	3
1994	4
1995	5
1996	6
1997	4
1998	1
1999	6
2000	5
2001	6
2002	7
2003	3
2004	9
2005	1
2006	8
2007	5
2008	6
2009	12
2010	9
2011	8
2012	6
2013	8
2014	17
2015	8
2016	3
2017	6
2018	8
2019	10
2020	9
2021	8
2022	1
2023	5
2024	2
2025	3
Total	235

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Harrie J. M. Sipman publication distribution in Plant Science and Agronomy in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Plant Science and Agronomy in 2026. The highlighted bar marks where Harrie J. M. Sipman sits on this spectrum.

No. of scientists

50 100 150 200 250

36–40 publications 467+

This scientist: 217 publications — 82nd percentile

82% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 467 publications or more.

View publications distribution as a table

Number of Plant Science and Agronomy scientists by publication count, Research.com 2026 ranking edition. Based on 6,494 ranked scientists.
Publications	Scientists	This scientist
36–40	2
41–45	7
46–50	40
51–55	58
56–60	60
61–65	107
66–70	130
71–75	153
76–80	191
81–85	199
86–90	206
91–95	218
96–100	226
101–105	227
106–110	247
111–115	255
116–120	253
121–125	233
126–130	219
131–135	201
136–140	194
141–145	176
146–150	157
151–155	147
156–160	151
161–165	159
166–170	137
171–175	128
176–180	126
181–185	98
186–190	114
191–195	100
196–200	90
201–205	71
206–210	98
211–215	70
216–220	86	217
221–225	61
226–230	58
231–235	53
236–240	64
241–245	39
246–250	46
251–255	51
256–260	36
261–265	44
266–270	35
271–275	30
276–280	33
281–285	35
286–290	36
291–295	26
296–300	26
301–305	31
306–310	30
311–315	21
316–320	29
321–325	14
326–330	15
331–335	15
336–340	17
341–345	15
346–350	12
351–355	17
356–360	18
361–365	12
366–370	11
371–375	6
376–380	6
381–385	11
386–390	9
391–395	10
396–400	8
401–405	4
406–410	9
411–415	11
416–420	4
421–425	7
426–430	4
431–435	3
436–440	5
441–445	8
446–450	6
451–455	7
456–460	5
461–465	6
466	2
467+	99

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Harrie J. M. Sipman D-index placement in Plant Science and Agronomy in 2026

The chart shows the D-index (discipline H-index) distribution of Plant Science and Agronomy scientists ranked by Research.com in 2026. The highlighted bar marks where Harrie J. M. Sipman sits on this spectrum.

No. of scientists

50 100 150 200 250

30 D-Index 109+

This scientist: 36 D-Index — 27th percentile

27% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 109 D-Index or more.

View D-Index distribution as a table

Number of Plant Science and Agronomy scientists by D-index, Research.com 2026 ranking edition. Based on 6,494 ranked scientists.
D-Index	Scientists	This scientist
30	200
31	236
32	253
33	283
34	288
35	240
36	246	36
37	243
38	247
39	229
40	232
41	230
42	228
43	219
44	193
45	164
46	158
47	143
48	131
49	127
50	122
51	122
52	110
53	102
54	98
55	79
56	85
57	88
58	91
59	62
60	61
61	59
62	54
63	61
64	59
65	58
66	41
67	49
68	39
69	32
70	40
71	47
72	38
73	28
74	29
75	28
76	22
77	21
78	25
79	26
80	19
81	16
82	12
83	16
84	14
85	11
86	17
87	13
88	10
89	12
90	18
91	16
92	16
93	17
94	12
95	8
96	9
97	9
98	11
99	12
100	5
101	8
102	4
103	11
104	5
105	9
106	7
107	4
108	8
109+	99

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Best Publications

Assembling the fungal tree of life: progress, classification, and evolution of subcellular traits

François Lutzoni;Frank Kauff;Cymon J. Cox;David McLaughlin

987
Citations
The Ascomycota Tree of Life: A Phylum-wide Phylogeny Clarifies the Origin and Evolution of Fundamental Reproductive and Ecological Traits

Conrad L. Schoch;Gi Ho Sung;Francesc López-Giráldez;Jeffrey P. Townsend

771
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A five-gene phylogeny of Pezizomycotina

Joseph W. Spatafora;Gi Ho Sung;Desiree Johnson;Cedar Hesse

433
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A multigene phylogenetic synthesis for the class Lecanoromycetes (Ascomycota): 1307 fungi representing 1139 infrageneric taxa, 317 genera and 66 families

Jolanta Miadlikowska;Frank Kauff;Filip Högnabba;Jeffrey C. Oliver

325
Citations
Lichens and lichenicolous fungi from New Guinea

A. Aptroot;P. Diederich;E. Sérusiaux;H.J.M. Sipman

297
Citations
Phylogenetic generic classification of parmelioid lichens (Parmeliaceae, Ascomycota) based on molecular, morphological and chemical evidence

Ana Crespo;Frank Kauff;Pradeep K. Divakar;Ruth del Prado

274
Citations
One hundred new species of lichenized fungi : a signature of undiscovered global diversity

H. Thorsten Lumbsch;Teuvo Ahti;Susanne Altermann;Guillermo Amo de Paz

264
Citations
Paramos: A Checklist of Plant Diversity, Geographical Distribution, and Botanical Literature (Memoirs of the New York Botanical Garden Volume 84)

Unknown

158
Citations
Disturbance effects on diversity of epiphytes and moths in a montane forest in Ecuador

Nicole M. Nöske;Nadine Hilt;Florian A. Werner;Gunnar Brehm

152
Citations
Do lichens domesticate photobionts like farmers domesticate crops? Evidence from a previously unrecognized lineage of filamentous cyanobacteria.

Robert Lücking;James D. Lawrey;Masoumeh Sikaroodi;Patrick M. Gillevet

150
Citations
Katalog der Flechten und flechtenbewohnenden Pilze Deutschlands

Unknown

147
Citations
Evolution of complex symbiotic relationships in a morphologically derived family of lichen-forming fungi

Pradeep K Divakar;Ana Crespo;Mats Wedin;Steven D Leavitt

143
Citations
A world-wide key to the thelotremoid Graphidaceae, excluding the Ocellularia-Myriotrema-Stegobolus clade

Eimy Rivas Plata;Robert Lücking;Harrie J. M. Sipman;Armin Mangold

139
Citations
A First Assessment of the Ticolichen Biodiversity Inventory in Costa Rica: The Genus Graphis, with Notes on the Genus Hemithecium (Ascomycota: Ostropales: Graphidaceae)

Robert Lücking;José Luis Chaves;Harrie J. M. Sipman;Loengrin Umaña

130
Citations
Pyrenocarpous lichens with bitunicate asci

André Aptroot;Robert Lücking;Harrie J.M. Sipman;Loengrin Umana

130
Citations
Implementing a cumulative supermatrix approach for a comprehensive phylogenetic study of the Teloschistales (Pezizomycotina, Ascomycota)

Ester Gaya;Filip Högnabba;Ángela Holguin;Katalin Molnar

124
Citations
A five-gene phylogeny of Pezizomycotina

Unknown

107
Citations
Where are the missing lichens

Harrie J.M. Sipman;Andre Aptroot

107
Citations
How to sample the epiphytic diversity of tropical rain forests

S.R. Gradstein;P. Hietz;R. Luecking;A. Luecking

106
Citations
High concentration of basidiolichens in a single family of agaricoid mushrooms (Basidiomycota: Agaricales: Hygrophoraceae).

James D. Lawrey;Robert Lücking;Harrie J.M. Sipman;José L. Chaves

104
Citations