Class information for:
Level 1: GNETALES//BENNETTITALES//CHEIROLEPIDIACEAE

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
9973 1039 50.8 30%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
741 11882 REVIEW OF PALAEOBOTANY AND PALYNOLOGY//AMERICAN FERN JOURNAL//FOSSIL WOOD

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 GNETALES Author keyword 53 70% 4% 44
2 BENNETTITALES Author keyword 42 69% 3% 36
3 CHEIROLEPIDIACEAE Author keyword 29 71% 2% 24
4 GINKGOALES Author keyword 29 71% 2% 24
5 PSEUDOFRENELOPSIS Author keyword 15 88% 1% 7
6 ERDTMANITHECALES Author keyword 14 100% 1% 7
7 PITYOSTROBUS Author keyword 14 100% 1% 7
8 SPHENOBAIERA Author keyword 12 86% 1% 6
9 CLASSOPOLLIS Author keyword 11 69% 1% 9
10 CZEKANOWSKIALES Author keyword 8 100% 0% 5

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class		 LCSH search Wikipedia search
1 GNETALES 53 70% 4% 44 Search GNETALES Search GNETALES
2 BENNETTITALES 42 69% 3% 36 Search BENNETTITALES Search BENNETTITALES
3 CHEIROLEPIDIACEAE 29 71% 2% 24 Search CHEIROLEPIDIACEAE Search CHEIROLEPIDIACEAE
4 GINKGOALES 29 71% 2% 24 Search GINKGOALES Search GINKGOALES
5 PSEUDOFRENELOPSIS 15 88% 1% 7 Search PSEUDOFRENELOPSIS Search PSEUDOFRENELOPSIS
6 ERDTMANITHECALES 14 100% 1% 7 Search ERDTMANITHECALES Search ERDTMANITHECALES
7 PITYOSTROBUS 14 100% 1% 7 Search PITYOSTROBUS Search PITYOSTROBUS
8 SPHENOBAIERA 12 86% 1% 6 Search SPHENOBAIERA Search SPHENOBAIERA
9 CLASSOPOLLIS 11 69% 1% 9 Search CLASSOPOLLIS Search CLASSOPOLLIS
10 CZEKANOWSKIALES 8 100% 0% 5 Search CZEKANOWSKIALES Search CZEKANOWSKIALES

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 GNETALES 55 60% 6% 60
2 EUCOMMIIDITES POLLEN 33 100% 1% 13
3 EXTANT GYMNOSPERMS 31 38% 6% 65
4 BENNETTITALES 24 63% 2% 24
5 SEED PLANT PHYLOGENY 24 32% 6% 61
6 NORTH AMERICAN CYCADEOIDS 23 86% 1% 12
7 TAXODIACEAE 22 54% 3% 29
8 CLASSOPOLLIS 17 100% 1% 8
9 OVULE ONTOGENY 15 73% 1% 11
10 FOSSIL PLANT CUTICLES 14 64% 1% 14

Journals


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 PALAEONTOGRAPHICA ABTEILUNG B-PALAOPHYTOLOGIE 1 12% 1% 12

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Evolution and biogeography of gymnosperms 2014 10 195 33%
IS THE ANTHOPHYTE HYPOTHESIS ALIVE AND WELL? NEW EVIDENCE FROM THE REPRODUCTIVE STRUCTURES OF BENNETTITALES 2009 29 48 58%
Seed ferns and the origin of angiosperms 2006 96 122 33%
Frenelopsis (Coniferales : Cheirolepidiaceae) and related male organ genera from the Lower Cretaceous of Spain 2002 45 22 73%
Taxonomical and palaeogeographic considerations on the seedfern genus Ptilozamites with some comments on Anomozamites, Dicroidium, Pseudoctenis and Ctenozamites 2007 8 1 100%
New species of Picea A. Dietrich (Pinaceae) from the middle Eocene of Axel Heiberg Island, Arctic Canada 2001 22 11 73%
Welwitschiaceae from the Lower Cretaceous of Northeastern Brazil 2005 34 25 64%
The evolution of double fertilization and endosperm: an "historical" perspective 1998 53 26 58%
Dating dispersal and radiation in the gymnosperm Gnetum (Gnetales) - Clock calibration when outgroup relationships are uncertain 2006 48 93 33%
Rheto-Jurassic flora of Iran and Afghanistan - 13. Cycadophyta III. Bennettitales 2003 24 2 50%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ.
in class
1 AA BORISSIAK PALAEONTOL 6 100% 0.4% 4
2 BIO ERS EVOLUT PLANTS 3 100% 0.3% 3
3 SEKT PALEOBOT 3 60% 0.3% 3
4 LEHRSTUHL SPEZIELLE BOT 3 35% 0.6% 6
5 EVOLUT LIFE ENVIRONM NORTHEAST ASIA 2 44% 0.4% 4
6 ABT MUSEUM MINERAL GEOL 2 67% 0.2% 2
7 BIO ERSITE EVOLUT VEGETAUX ACTUELS FOSSIL 2 67% 0.2% 2
8 BIO BOT 2 50% 0.3% 3
9 PALAEONTOL STRATIG 2 21% 0.7% 7
10 SAHNI PALAEOBOT 1 50% 0.2% 2

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000227248 PALAEOBIOL PALAEOECOL//CATHAYSIAN FLORA//REVIEW OF PALAEOBOTANY AND PALYNOLOGY
2 0.0000201372 FOULDEN MAAR//NOTHOFAGACEAE//CHIQUIMIL FORMATION
3 0.0000169289 FOSSIL WOOD//FOSSIL WOODS//XENOXYLON
4 0.0000161937 BASAL ANGIOSPERMS//NYMPHAEALES//PIPERALES
5 0.0000152524 ZAMIACEAE//CYCADS//BIOL EVOLUT CYCADALES
6 0.0000100429 LEAF MARGIN ANALYSIS//COEXISTENCE APPROACH//LEAF PHYSIOGNOMY
7 0.0000082113 TRIASSIC JURASSIC BOUNDARY//CENTRAL ATLANTIC MAGMATIC PROVINCE//END TRIASSIC MASS EXTINCTION
8 0.0000071659 STOMATAL DENSITY//STOMATAL INDEX//STOMATAL DEVELOPMENT
9 0.0000069399 SILVAE GENETICA//SEED ORCHARD//FERTILITY VARIATION
10 0.0000059536 RAJMAHAL FORMATION//RAJMAHAL BASIN//DASYCLADALES