Class information for:
Level 1: CERATOPTERIS//PLATYCERIUM BIFURCATUM//AMERICAN FERN JOURNAL

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
13585 762 32.0 35%


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 CERATOPTERIS Author keyword 9 52% 2% 12
2 PLATYCERIUM BIFURCATUM Author keyword 8 70% 1% 7
3 AMERICAN FERN JOURNAL Journal 7 10% 9% 67
4 ANTHERIDIOGEN Author keyword 7 44% 2% 12
5 FERN GAMETOPHYTE Author keyword 6 48% 1% 10
6 GAMETOPHYTE SPOROPHYTE JUNCTION Author keyword 6 80% 1% 4
7 BLECHNUM SPICANT Author keyword 6 71% 1% 5
8 STAGHORN FERN Author keyword 6 71% 1% 5
9 FERN SPORE GERMINATION Author keyword 6 100% 1% 4
10 CERATOPTERIS RICHARDII Author keyword 5 44% 1% 8

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 CERATOPTERIS 9 52% 2% 12 Search CERATOPTERIS Search CERATOPTERIS
2 PLATYCERIUM BIFURCATUM 8 70% 1% 7 Search PLATYCERIUM+BIFURCATUM Search PLATYCERIUM+BIFURCATUM
3 ANTHERIDIOGEN 7 44% 2% 12 Search ANTHERIDIOGEN Search ANTHERIDIOGEN
4 FERN GAMETOPHYTE 6 48% 1% 10 Search FERN+GAMETOPHYTE Search FERN+GAMETOPHYTE
5 GAMETOPHYTE SPOROPHYTE JUNCTION 6 80% 1% 4 Search GAMETOPHYTE+SPOROPHYTE+JUNCTION Search GAMETOPHYTE+SPOROPHYTE+JUNCTION
6 BLECHNUM SPICANT 6 71% 1% 5 Search BLECHNUM+SPICANT Search BLECHNUM+SPICANT
7 STAGHORN FERN 6 71% 1% 5 Search STAGHORN+FERN Search STAGHORN+FERN
8 FERN SPORE GERMINATION 6 100% 1% 4 Search FERN+SPORE+GERMINATION Search FERN+SPORE+GERMINATION
9 CERATOPTERIS RICHARDII 5 44% 1% 8 Search CERATOPTERIS+RICHARDII Search CERATOPTERIS+RICHARDII
10 GAMETOPHYTE 4 12% 5% 35 Search GAMETOPHYTE Search GAMETOPHYTE

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 COMPARATIVE SPERMATOGENESIS 17 100% 1% 8
2 PLATYCERIUM BIFURCATUM 15 88% 1% 7
3 RICHARDII 13 80% 1% 8
4 BLEPHAROPLAST 12 63% 2% 12
5 FERN CERATOPTERIS 10 50% 2% 14
6 ASPLENIUM NIDUS L 9 83% 1% 5
7 COLEOCHAETE PULVINATA CHAROPHYCEAE 9 83% 1% 5
8 ENDANGERED TREE FERN 8 70% 1% 7
9 ONOCLEA SENSIBILIS 8 45% 2% 13
10 PTERIDIUM GAMETOPHYTES 6 80% 1% 4

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 AMERICAN FERN JOURNAL 7 10% 9% 67

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
In vitro culture of ornamental ferns 2003 25 24 79%
Conservation in vitro of rare and threatened ferns-case studies of biodiversity hotspot and island species 2011 7 25 40%
Gametophyte development in ferns 1999 75 60 48%
Motile gametes of land plants: Diversity, development, and evolution 2001 41 119 59%
The evolution of land plant cilia 2012 13 121 20%
Sex determination in the fern Ceratopteris 1997 23 14 57%
Developmental gametophyte morphology of seven species of Thelypteris subg. Cyclosorus (Thelypteridaceae) 2008 4 7 71%
THE GAMETOPHYTE-SPOROPHYTE JUNCTION IN LAND PLANTS 1993 50 66 47%
Ultrastructure of mature spermatozoids in the fern Asplenium onopteris L. 2005 1 5 100%
Evaluating the diversity of pteridophyte embryology in the light of recent phylogenetic analyses leads to new inferences on character evolution 2009 5 52 33%

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 BANCO GERMOPLASMA 4 67% 0.5% 4
2 ESTUDIOS ANAT VEGETAL EVOLUT SISTEMAT 2 67% 0.3% 2
3 GRP ECOL ERSIDAD VEGETAL 2 67% 0.3% 2
4 AREA BOT ESTRUCTURAL SISTEMAT VEGETAL 1 100% 0.3% 2
5 GREEN PLANT MORPHOL GRP 1 100% 0.3% 2
6 MICROSCOPIA ELECT BARRIDO 1 30% 0.4% 3
7 DPT BOS 1 33% 0.3% 2
8 GRP ESTUDIOS BOT DOCENTE 1 50% 0.1% 1
9 JAMES H QUILLEN MED BIOCHEM 1 50% 0.1% 1
10 JARDI BOT ICBIBE 1 50% 0.1% 1

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000189468 AMERICAN FERN JOURNAL//FERNS//DRYOPTERIDACEAE
2 0.0000126820 PARAQUAT RESISTANCE//HUNGARIAN SCI BOT GRP//CONYZA CANADENSIS L CRONQ
3 0.0000118098 PHYSCOMITRELLA PATENS//PHYTOGENET CELLULAIRE//PROTONEMA
4 0.0000091228 CRYPTOSPORES//EARLY LAND PLANTS//CLADOXYLOPSIDA
5 0.0000077693 PHRAGMOPLAST//PREPROPHASE BAND//CORTICAL MICROTUBULES
6 0.0000076493 ARONIA ARBUTIFOLIA//BRYUM CAPILLARE//GRASS BALD
7 0.0000065079 LEJEUNEACEAE//JUNGERMANNIOPSIDA//LEJEUNEA
8 0.0000058167 INVITRO PROTEIN SYNTHESIS//INVIVO PROTEIN SYNTHESIS//AGROSTEMMA GITHAGO L
9 0.0000057774 PHIALOCEPHALA FORTINII//ERICOID MYCORRHIZA//ERICOID MYCORRHIZAL FUNGI
10 0.0000057102 ISOETACEAE//ISOETES//MEGASPORES