2026 Loretta Gratani: Plant Science and Agronomy Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Plant Science and Agronomy	36	4903	4593	178	173	145	4682
Ecology and Evolution	37	6929	6694	142	139	141	4808

Loretta Gratani 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 Loretta Gratani sits on this spectrum.

36 publications 467+

This scientist: 145 publications — 55th percentile

55% of scientists in this discipline score the same or lower.

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

Loretta Gratani 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 Loretta Gratani sits on this spectrum.

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.

Overview

Loretta Gratani is affiliated with Sapienza University of Rome in Italy. Their research activity spans fields that include Agricultural and Biological Sciences as well as Environmental Science, with a particular focus on Plant Science and Nature and Landscape Conservation. Their work also intersects domains such as Ecology, Evolution, Behavior and Systematics, Global and Planetary Change, and Economics and Econometrics.

Gratani has contributed to the study of topics including:

Ecology and Vegetation Dynamics Studies
Plant Parasitism and Resistance
Seed Germination and Physiology
Plant Taxonomy and Phylogenetics
Mediterranean and Iberian flora and fauna
Plant Ecology and Taxonomy Studies
Plant and animal studies

The scientist has collaborated notably with coauthors such as Laura Varone, Maria Pepe, Giuseppe Fabrini, Maria Fiore Crescente, and Olena Vasheka.

Their publications have appeared in venues including:

American Journal of Plant Sciences
Plant Species Biology
Plant Biosystems - An International Journal Dealing with all Aspects of Plant Biology
Frontiers in Plant Science
Zenodo (CERN European Organization for Nuclear Research)

Recent significant papers include:

IDPlanT: the Italian database of plant translocation, 2021, Plant Biosystems - An International Journal Dealing with all Aspects of Plant Biology
Seed germination traits of Ailanthus altissima, Phytolacca americana and Robinia pseudoacacia in response to different thermal and light requirements, 2020, Plant Species Biology
Daily Temperature Effect on Seedling Growth Dynamic of Three Invasive Alien Species, 2022, Frontiers in Plant Science
Understanding the Benefits from Green Areas in Rome: The Role of Evergreen and Deciduous Species in Carbon Dioxide Sequestration Capability, 2020, American Journal of Plant Sciences
Phenotypic plasticity of Platanus acerifolia (Platanaceae): morphological and anatomical trait variations in response to different pollution levels in Rome, 2020, Zenodo (CERN European Organization for Nuclear Research)

Best Publications

Plant Phenotypic Plasticity in Response to Environmental Factors

Loretta Gratani

697
Citations
Leaf plasticity in response to light of three evergreen species of the Mediterranean maquis

L. Gratani;F. Covone;W. Larcher

244
Citations
Structural and functional plasticity of Quercus ilex seedlings of different provenances in Italy

L. Gratani;M. Meneghini;P. Pesoli;M. F. Crescente

184
Citations
Growth pattern and photosynthetic activity of different bamboo species growing in the Botanical Garden of Rome

Loretta Gratani;Maria Fiore Crescente;Laura Varone;Giuseppe Fabrini

168
Citations
Stomatal and non-stomatal limitations to photosynthesis in seedlings and saplings of Mediterranean species pre-conditioned and aged in nurseries: Different response to water stress

Laura Varone;Miquel Ribas-Carbo;Carles Cardona;Alexander Gallé

150
Citations
Daily and seasonal variation of CO2 in the city of Rome in relationship with the traffic volume

Loretta Gratani;Laura Varone

135
Citations
Relationship between leaf life-span and photosynthetic activity of Quercus ilex in polluted urban areas (Rome).

L Gratani;M.F Crescente;M Petruzzi

126
Citations
Adaptive photosynthetic strategies of the Mediterranean maquis species according to their origin

L. Gratani;L. Varone

123
Citations
Carbon sequestration of four urban parks in Rome

Loretta Gratani;Laura Varone;Andrea Bonito

112
Citations
Long-term monitoring of metal pollution by urban trees

Loretta Gratani;Maria Fiore Crescente;Laura Varone

108
Citations
Correlation between leaf age and other leaf traits in three Mediterranean maquis shrub species: Quercus ilex, Phillyrea latifolia and Cistus incanus

Loretta Gratani;Antonio Bombelli

102
Citations
Photosynthesis as a temperature indicator in Quercus ilex L.

L. Gratani;P. Pesoli;M.F. Crescente;K. Aichner

92
Citations
CANOPY STRUCTURE, VERTICAL RADIATION PROFILE AND PHOTOSYNTHETIC FUNCTION IN A QUERCUS ILEX EVERGREEN FOREST

L. Gratani

83
Citations
Leaf key traits of Erica arborea L., Erica multiflora L. and Rosmarinus officinalis L. co-occurring in the Mediterranean maquis

Loretta Gratani;Laura Varone

83
Citations
Leaf and shoot growth dynamics of Quercus ilex L.

L. Gratani

76
Citations
Plant–environment interactions through a functional traits perspective: a review of Italian studies

Stefano Chelli;Michela Marignani;Elena Barni;Alessandro Petraglia

75
Citations
Carbon sequestration by Quercus ilex L. and Quercus pubescens Willd. and their contribution to decreasing air temperature in Rome

Loretta Gratani;Laura Varone

74
Citations
Structural and ecophysiological plasticity of some evergreen species of the mediterranean maquis in response to climate

L. Gratani

73
Citations
Leaf Anatomy, Inclination, and Gas Exchange Relationships in Evergreen Sclerophqldous and Drought Semideciduous Shrub Species

L. Gratani;A. Bombelli

73
Citations
A non-destructive method to determine chlorophyll content of leaves

L. Gratani

72
Citations
Changes in morphological and physiological traits during leaf expansion of Arbutus unedo

Loretta Gratani;Emanuela Ghia

70
Citations