Toward a new synthesis: Major evolutionary trends in the angiosperm fossil record | PNAS

Online Impact

Article Information

vol. 97 no. 13 7030-7036

DOI:

https://doi.org/10.1073/pnas.97.13.7030

PubMed:

Published By:

National Academy of Sciences

Print ISSN:

Online ISSN:

History:

Published June 20, 2000.

Copyright & Usage:

Copyright © 2000, The National Academy of Sciences

Author Information

David Dilcher*

Florida Museum of Natural History, University of Florida, Gainesville, FL 32611-7800

Cited By...

Article usage

Article usage: June 2000 to March 2021

	Abstract	Full	Pdf
Jun 2000	72	27	140
Jul 2000	25	39	96
Aug 2000	11	16	51
Sep 2000	7	11	37
Oct 2000	10	11	36
Nov 2000	13	29	48
Dec 2000	10	14	30
Total 2000	148	147	438
Jan 2001	5	13	34
Feb 2001	7	11	24
Mar 2001	7	10	24
Apr 2001	24	21	42
May 2001	4	14	24
Jun 2001	10	48	31
Jul 2001	4	32	38
Aug 2001	4	17	22
Sep 2001	11	15	26
Oct 2001	24	27	56
Nov 2001	11	40	44
Dec 2001	2	20	15
Total 2001	113	268	380
Jan 2002	4	31	34
Feb 2002	9	33	22
Mar 2002	11	52	47
Apr 2002	7	32	32
May 2002	13	49	45
Jun 2002	6	25	31
Jul 2002	10	27	37
Aug 2002	4	14	32
Sep 2002	4	21	32
Oct 2002	7	24	34
Nov 2002	8	28	44
Dec 2002	11	18	26
Total 2002	94	354	416
Jan 2003	5	24	47
Feb 2003	5	26	24
Mar 2003	3	16	17
Apr 2003	8	30	58
May 2003	5	17	22
Jun 2003	4	23	19
Jul 2003	11	38	35
Aug 2003	5	17	29
Sep 2003	6	25	67
Oct 2003	9	50	113
Nov 2003	18	65	96
Dec 2003	20	74	83
Total 2003	99	405	610
Jan 2004	17	76	75
Feb 2004	16	155	105
Mar 2004	15	146	104
Apr 2004	20	140	122
May 2004	23	106	59
Jun 2004	17	82	32
Jul 2004	15	85	18
Aug 2004	36	91	32
Sep 2004	24	109	39
Oct 2004	18	87	44
Nov 2004	45	116	51
Dec 2004	18	97	51
Total 2004	264	1290	732
Jan 2005	24	79	47
Feb 2005	19	141	54
Mar 2005	13	116	37
Apr 2005	15	159	30
May 2005	10	136	31
Jun 2005	15	102	38
Jul 2005	9	53	21
Aug 2005	5	66	14
Sep 2005	13	110	38
Oct 2005	21	198	50
Nov 2005	19	177	51
Dec 2005	17	169	51
Total 2005	180	1506	462
Jan 2006	23	139	29
Feb 2006	32	153	23
Mar 2006	24	157	35
Apr 2006	21	133	36
May 2006	35	114	24
Jun 2006	18	93	22
Jul 2006	15	78	19
Aug 2006	15	89	17
Sep 2006	30	85	67
Oct 2006	52	107	72
Nov 2006	53	105	66
Dec 2006	36	83	52
Total 2006	354	1336	462
Jan 2007	36	84	47
Feb 2007	44	75	47
Mar 2007	60	83	78
Apr 2007	66	105	67
May 2007	41	96	65
Jun 2007	30	61	34
Jul 2007	34	20	28
Aug 2007	25	51	36
Sep 2007	40	29	26
Oct 2007	47	60	64
Nov 2007	70	70	47
Dec 2007	48	53	40
Total 2007	541	787	579
Jan 2008	42	26	50
Feb 2008	63	55	56
Mar 2008	63	68	37
Apr 2008	82	68	43
May 2008	29	54	77
Jun 2008	69	59	41
Jul 2008	39	28	33
Aug 2008	56	55	37
Sep 2008	82	40	29
Oct 2008	89	60	43
Nov 2008	87	40	39
Dec 2008	54	48	43
Total 2008	755	601	528
Jan 2009	45	35	39
Feb 2009	64	54	45
Mar 2009	54	55	57
Apr 2009	57	77	30
May 2009	54	52	16
Jun 2009	50	50	16
Jul 2009	37	37	12
Aug 2009	23	32	17
Sep 2009	58	38	25
Oct 2009	75	70	24
Nov 2009	62	57	17
Dec 2009	56	47	10
Total 2009	635	604	308
Jan 2010	63	44	27
Feb 2010	48	44	28
Mar 2010	78	84	20
Apr 2010	67	86	32
May 2010	35	109	22
Jun 2010	49	53	23
Jul 2010	35	58	10
Aug 2010	51	50	25
Sep 2010	33	74	24
Oct 2010	46	55	27
Nov 2010	55	51	25
Dec 2010	33	60	20
Total 2010	593	768	283
Jan 2011	50	39	19
Feb 2011	35	63	13
Mar 2011	50	69	26
Apr 2011	31	66	27
May 2011	46	90	37
Jun 2011	43	36	31
Jul 2011	69	42	26
Aug 2011	38	50	21
Sep 2011	45	52	31
Oct 2011	59	80	28
Nov 2011	45	61	26
Dec 2011	50	71	30
Total 2011	561	719	315
Jan 2012	39	46	9
Feb 2012	58	39	40
Mar 2012	75	83	28
Apr 2012	42	81	26
May 2012	78	62	41
Jun 2012	51	46	26
Jul 2012	53	42	26
Aug 2012	29	17	22
Sep 2012	38	37	16
Oct 2012	46	36	22
Nov 2012	28	25	42
Dec 2012	57	27	31
Total 2012	594	541	329
Jan 2013	37	22	24
Feb 2013	53	41	34
Mar 2013	95	60	58
Apr 2013	55	79	25
May 2013	68	48	26
Jun 2013	37	27	20
Jul 2013	21	19	12
Aug 2013	39	30	18
Sep 2013	41	43	17
Oct 2013	46	40	27
Nov 2013	40	33	37
Dec 2013	39	28	48
Total 2013	571	470	346
Jan 2014	39	20	62
Feb 2014	56	23	69
Mar 2014	55	39	85
Apr 2014	54	33	67
May 2014	34	33	65
Jun 2014	33	14	25
Jul 2014	24	20	38
Aug 2014	29	41	34
Sep 2014	26	45	34
Oct 2014	65	32	40
Nov 2014	42	53	23
Dec 2014	38	27	25
Total 2014	495	380	567
Jan 2015	30	34	20
Feb 2015	43	70	41
Mar 2015	57	73	43
Apr 2015	57	75	34
May 2015	54	69	31
Jun 2015	31	20	23
Jul 2015	24	18	24
Aug 2015	95	30	43
Sep 2015	43	77	47
Oct 2015	41	73	46
Nov 2015	76	100	61
Dec 2015	150	63	37
Total 2015	701	702	450
Jan 2016	39	27	35
Feb 2016	39	53	92
Mar 2016	52	154	118
Apr 2016	50	93	77
May 2016	31	61	36
Jun 2016	41	39	33
Jul 2016	30	35	25
Aug 2016	53	57	26
Sep 2016	43	53	47
Oct 2016	49	71	59
Nov 2016	34	49	63
Dec 2016	42	54	47
Total 2016	503	746	658
Jan 2017	54	43	38
Feb 2017	34	78	26
Mar 2017	44	79	31
Apr 2017	30	62	21
May 2017	42	51	23
Jun 2017	38	53	29
Jul 2017	34	36	38
Aug 2017	35	34	18
Sep 2017	42	64	73
Oct 2017	35	116	37
Nov 2017	56	106	44
Dec 2017	33	59	6
Total 2017	477	781	384
Jan 2018	26	56	5
Feb 2018	60	72	12
Mar 2018	132	131	10
Apr 2018	93	111	11
May 2018	110	132	14
Jun 2018	74	86	11
Jul 2018	59	75	15
Aug 2018	70	62	5
Sep 2018	68	84	12
Oct 2018	12	104	10
Nov 2018	9	99	21
Dec 2018	12	94	9
Total 2018	725	1106	135
Jan 2019	2	97	18
Feb 2019	12	90	19
Mar 2019	5	107	26
Apr 2019	12	108	14
May 2019	21	137	15
Jun 2019	9	69	11
Jul 2019	5	74	17
Aug 2019	11	42	14
Sep 2019	6	99	8
Oct 2019	5	128	28
Nov 2019	2	157	22
Dec 2019	8	168	27
Total 2019	98	1276	219
Jan 2020	3	125	12
Feb 2020	0	302	15
Mar 2020	12	238	22
Apr 2020	28	271	24
May 2020	14	208	20
Jun 2020	6	174	15
Jul 2020	10	114	20
Aug 2020	7	121	19
Sep 2020	11	190	20
Oct 2020	15	196	40
Nov 2020	11	169	21
Dec 2020	36	166	12
Total 2020	153	2274	240
Jan 2021	11	187	18
Feb 2021	7	151	22
Mar 2021	0	15	4
Total 2021	18	353	44
Total	8672	17414	8885

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