Laurence Joseph Dorr

Laurence Joseph Dorr's AcademicInfluence.com Rankings

Biology

#13777

World Rank

#17348

Historical Rank

#2718

USA Rank

Botany

#559

World Rank

#1548

Historical Rank

#135

USA Rank

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Biology

Laurence Joseph Dorr's Degrees

PhD Botany University of California, Berkeley
Masters Botany University of California, Berkeley
Bachelors Botany University of California, Berkeley

Why Is Laurence Joseph Dorr Influential?

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According to Wikipedia, Laurence "Larry" Joseph Dorr is an American botanist and plant collector. He specializes in the systematics of the order Malvales and the family Ericaceae. Biography In 1971 Dorr graduated from Roxbury Latin School and matriculated at Washington University in St. Louis. By his junior year, he took a break for a year, hiked the entire Appalachian Trail in five months, and then went plant collecting in British Columbia and Alaska. In 1976 he received a bachelor's degree in earth sciences and planetology from Washington University in St. Louis. In 1980 he received a master's degree in botany from the University of North Carolina at Chapel Hill. In 1983 he received a Ph.D. From University of Texas at Austin with dissertation "The Systematics and Evolution of the Genus Callirhoe ".

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Laurence Joseph Dorr's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

Taxonomic literature :: a selective guide to botanical publications and collections with dates, commentaries and types (1979) (456)
Malvaceae of Mexico. (1988) (123)
The Plants of Mount Oku and the Ijim Ridge, Cameroon: a conservation checklist (2000) (104)
Collections‐based systematics: Opportunities and outlook for 2050 (2015) (81)
Flowering plants of the Western Ghats, India (2015) (58)
Ornithological Gazetteer of Bolivia (1993) (51)
Heliconia an Identification Guide (1991) (48)
Applications of deep convolutional neural networks to digitized natural history collections (2017) (42)
Catalogue of the Vascular Plants of Guaramacal National Park, Portuguesa and Trujillo States, Venezuela. Contr. U.S. Natl. Herb. 40 (2000) (32)
The South American genera of Hemerocallidaceae (Eccremis and Pasithea): two introductions to the New World (2009) (19)
The Future of Botanical Monography: Report from an international workshop, 12-16 March 2012, Smolenice, Slovak Republic (2013) (17)
THE POLLINATION ECOLOGY OF ZENOBIA (ERICACEAE) (1981) (15)
The time has come for Natural History Collections to claim co-authorship of research articles (2017) (13)
Plantes utiles des hautes terres de Madagascar (2000) (13)
Affinities of the Madagascan endemic Geosiris, Iridaceae or Geosiridaceae (1987) (12)
A revision of the North American genus Callirhoe (Malvaceae) (1990) (11)
Typification of names of American species of vascular plants proposed by Linnaeus and based on Loefling's Iter Hispanicum (1758) (2010) (10)
Bonpland and Humboldt Specimens, Field Notes, and Herbaria; New Insights from a Study of the Monocotyledons Collected in Venezuela (2012) (9)
Does Pseudobombax have prickles? Assessing the enigmatic species Pseudobombax endecaphyllum (Malvaceae : Bombacoideae) (2013) (8)
Chromosome Number in Sarcolaenaceae (1986) (8)
Clave para los árboles de los llanos de Venezuela basada en características vegetativas@@@Clave para los arboles de los llanos de Venezuela basada en caracteristicas vegetativas (1999) (8)
A new combination in the endemic Malagasy genus Helmiopsis (Malvaceae-Dombeyoideae) (2001) (8)
Dombeya gautieri (Dombeyaceae), a remarkable new species from Madagascar (2010) (8)
A revision of Melochia section Physodium (Sterculiaceae) from Mexico (1989) (8)
Field Guide to the Ericas of the Cape Peninsula (2001) (7)
The vascular plant collections of R. S. Williams from Bolivia and Peru (1901–1902) (1991) (7)
Una nueva especie de Chusquea (Poaceae: Bambusoideae) de la Cordillera de Mérida, Venezuela (2006) (6)
Flora of Guaramacal (Venezuela): Monocotyledons (2014) (6)
William Stimpson's Journal from the North Pacific Exploring Expedition, 1853-1856 (2006) (6)
Names of American vascular plants published in Loefling's Iter Hispanicum (1758) and its German translation (1766) (2010) (6)
AETHIOCARPA REDUCED TO HARMSIA (MALVACEAE, DOMBEYOIDEAE) (1999) (6)
New taxa, names, and combinations in Erica (Ericaceae-Ericoideae) from Madagascar and the Comoro Islands (1999) (6)
A New Species of Mortoniodendron (Malvaceae sens. lat.) from the Rain Forests of the Isthmus of Tehuantepec, Mexico (2004) (6)
TYPIFICATION OF THE OAK (QUERCUS) TAXA DESCRIBED BY S. B. BUCKLEY (1809-1884) (1985) (5)
Ayenia saligna (Sterculiaceae), a new species from Colombia (1996) (5)
Pharmacopee de l'Alaotra@@@Pharmacopees de l'Ambongo et du Boina (1995) (5)
A new disjunct species of Eriolaena (Malvaceae, Dombeyoideae) from Continental Africa (2018) (4)
A synopsis of the neotropical genus Pentaplaris, with remarks on its systematic position within core Malvales (1999) (4)
A new, arborescent species of Byttneria (Sterculiaceae) from French Guiana (1990) (4)
Four new species of Andean Pilea (Urticaceae), with additional notes on the genus in Venezuela (2014) (4)
A previously unrecognized Isidrogalvia (Liliaceae) from Bolivia (1992) (4)
Jean-Baptiste Duerinck (1809-1857) and his collections from the middle western United States (1986) (4)
REV. RICHARD BARON'S COMPENDIUM DES PLANTES MALGACHES (1987) (4)
An expansion and revision of the Malagasy genus Humbertiella (Malvaceae) (1990) (4)
A new large-flowered species of Andeimalva (Malvaceae, Malvoideae) from Peru (2018) (3)
A new species and variety of Dombeya (Sterculiaceae) from Madagascar (1986) (3)
A NEW COMBINATION IN CROIZATIA (EUPHORBIACEAE) (1999) (3)
The identity and typification of Pimia Seem. (Sterculiaceae) (2011) (3)
Joseph Andorfer Ewan (1909‐1999) (2000) (3)
The identity of Riddelia Raf. and remarks on Corchorus L. (Tiliaceae) (1992) (3)
Chromosome numbers in callirhoe (Malvaceae) (1989) (3)
A new species of Hildegardia (Sterculiaceae) from Somalia (1990) (3)
Two new species of Dendrophthora (Viscaceae) from the Venezuelan Andes. (2020) (2)
Dictionnaire de biographie Mauricienne/Dictionary of Mauritian Biography 49 (1995) (2)
A synopsis of Harperocallis (Tofieldiaceae, Alismatales) with ten new combinations (2013) (2)
The problematic history of the nameCarex elataAll. (Cyperaceae) and its neotypification (2019) (2)
969) Proposal to Conserve the Spelling 1320 Ravenala (Strelitziaceae) (1990) (2)
A new species of Dioscorea (Dioscoreaceae) from the Andes of Venezuela (2003) (2)
The Vascular Plants of Texas. A List, Up-dating the Manual of the Vascular Plants of Texas. Second edition (1990) (2)
The transfer of types from the Escuela Agricola Panamericana to the U.S. National Herbarium in 1956 by Louis O. Williams (2009) (2)
Byttneria cristobaliana (Malvaceae: Byttnerioideae), a New Species from Bahia, Brazil (1999) (2)
The Journals of the Lewis & Clark Expedition. Vol. 12. Herbarium of the Lewis & Clark Expedition (2000) (2)
A New Name and a New Combination in East African Erica (Ericaceae: Ericoideae) (1994) (2)
Nesogordonia tricarpellata (Dombeyaceae), a new species from Madagascar that compels modification of the morphological circumscription of the genus (2011) (2)
2041) Proposal to conserve the name Hibiscus simplex (Firmiana simplex) (Malvaceae) with a conserved type (2011) (2)
(2644) Proposal to conserve the name Grewia tiliifolia against G. damine ( Malvaceae : Grewioideae ) (2018) (2)
New Combinations in Erica (Ericaceae: Ericoideae) from the High Mountains of East Africa (2006) (2)
A remarkable new species of Sterculia (Sterculioideae, Malvaceae) from Madagascar (2004) (2)
A new species of Eriotheca (Malvaceae, Bombacoideae) from coastal areas in northeastern Brazil. (2020) (2)
Bibliography of Joseph Andorfer Ewan (1909-1999). (2000) (2)
A new combination and taxonomic notes in Pseudobombax Dugand (Malvaceae) (2017) (2)
A nomenclatural conspectus of Waltheria (Malvaceae, Byttnerioideae) in Brazil (2022) (2)
Botanical libraries and herbaria in North America. 4. The Samuel Botsford Buckley – Rebecca Mann Dean mystery (1997) (2)
Rudgea tayloriae (Rubiaceae), an unusual new species from the eastern slopes of the Venezuelan Andes (1999) (2)
Apeiba trombetensis (Malvaceae: Grewioideae), a new species from northern Brazil (2012) (2)
Evaluating Geographic Patterns of Morphological Diversity in Ferns and Lycophytes Using Deep Neural Networks (2019) (2)
Notes on Brazilian Pachira (Malvaceae: Bombacoideae): A new combination and lectotypification of three basionyms (2020) (2)
Flore et végétation de Madagascar@@@Flore et vegetation de Madagascar (1998) (1)
Indo‐Asian Eriolaena expanded to include two Malagasy genera, and other generic realignments based on molecular phylogenetics of Dombeyoideae (Malvaceae) (2020) (1)
A nineteenth century botanical text-book in the Malagasy language (1988) (1)
A NEW SPECIES OF SCHEFFLERA (ARALIACEAE) FROM THE VENEZUELAN ANDES (2009) (1)
Mary and William Pool and their (mostly her) Malagasy lichen and plant collections (2019) (1)
Diospyros foliosa: the correct name for D. elliptica, and new combinations in Fijian and Samoan Diospyros (Ebenaceae) (2011) (1)
Validation of Nesogordonia holtzii (Malvaceae: Dombeyoideae) (2000) (1)
IDENTIFYING MALAGASY TREES (2003) (1)
Bibliographic notes on H. Stansbury's Exploration and survey of …/ Expedition to the valley of the Great Salt Lake (2003) (1)
Ada Nesta Dunn Ewan (1908–2000) (2000) (1)
A new species of Comarostaphylis (Ericaceae, Arbuteae) from Tamaulipas, Mexico (1985) (1)
Typification of the Linnaean names in Pyrola (Ericaceae, Pyroloideae) (1993) (1)
Trichospermum lessertianum comb. n., the correct name for the Cuban species of Trichospermum (Malvaceae, Grewioideae) also found in Mexico and Central America (2011) (1)
A NEW COMBINATION IN ERICA (ERICACEAE) FROM SAO TOME (1999) (1)
“That land of flowers, swamps and alligators”: S. B. Buckley’s 1843 trip up the St. Johns River, Florida (2008) (1)
The Identity of Westphalina A. Robyns & Bamps (Tiliaceae) (2001) (1)
The correct author citation of the combination Eriolaena quinquelocularis (Malvaceae: Dombeyoideae) and typification of its basionym (2014) (1)
(2643) Proposal to conserve the name Grewia asiatica ( Malvaceae : Grewioideae ) with a conserved type (2018) (1)
Albert Mocquerys in Venezuela (1893–1894): A Commercial Collector of Plants, Birds, and Insects (2017) (1)
Typification of two Buckley grass names revisited: Muhlenbergia texana and M. monticola (Poaceae) (1993) (1)
Towards a Revision of Pseudobombax Dugand (Malvaceae-Bombacoideae): Typification of Names Published by E. Hassler and R. Chodat in the Related Genus Bombax L. (2014) (1)
Two innovations in Mexican Malvaceae (2017) (1)
The vascular plant collections of R. S. Williams from Bolivia and Peru (1901–1902): Addenda et corrigenda (2008) (1)
The identity and neotypification of Endosteira Turcz. (Rhizophoraceae) (1994) (1)
Contribución del Dr. José María Vargas a las ciencias botánicas en Venezuela (2006) (1)
A NEW COMBINATION IN CHIMAPHILA (ERICACEAE) (1986) (1)
Histoire du Parc Botanique et Zoologique de Tsimbazaza à Antananarivo (Tananarive) -- Madagascar@@@Histoire du Parc Botanique et Zoologique de Tsimbazaza a Antananarivo (Tananarive) -- Madagascar (2001) (0)
On the identity of Sterculia laxiflora Rusby (Malvaceae: Sterculioideae) (2015) (0)
Typification of three Linnaean names in the Byttnerioideae (Malvaceae) (2023) (0)
Figure 2 from: Carvalho-Sobrinho J, Yoshikawa VN, Dorr LJ (2021) Notes on Brazilian Pachira (Malvaceae, Bombacoideae) II: Additional typifications and new synonymies. PhytoKeys 186: 53-72. https://doi.org/10.3897/phytokeys.186.71445 (2021) (0)
"You'll Hear the Music in the Bell" – Stanwyn Gerald Shetler (1933–2017) (2018) (0)
A NEW SPECIES OF ANTHURIUM SECT. CALOMYSTRIUM (ARACEAE) FROM THE VENEZUELAN ANDES (2015) (0)
(045-047) Proposals regarding epithets derived from acronyms (2009) (0)
Figure 3 from: Canelón D, Nino SM, Dorr LJ, Caraballo M (2020) Two new species of Dendrophthora (Viscaceae) from the Venezuelan Andes. PhytoKeys 140: 1-10. https://doi.org/10.3897/phytokeys.140.48865 (2020) (0)
Typification of two Linnaean names in Helicteres (Malvaceae: Helicteroideae) (2022) (0)
Weeds of Kentucky and Adjacent States. A field guide. By Patricia Dalton Haragan (2008) (0)
Pseudomasaris marginalis nesting in logs in Colorado (Hymenoptera: Masaridae) (1982) (0)
The identity of Nephropetalum (Sterculiaceae) (1986) (0)
Typification of Linnaean names in the Malvoideae (Malvaceae) (2022) (0)
Figure 2 from: Dorr LJ, Romero-Hernández C, Wurdack KJ (2018) A new large-flowered species of Andeimalva (Malvaceae, Malvoideae) from Peru. PhytoKeys 110: 91-99. https://doi.org/10.3897/phytokeys.110.29376 (2018) (0)
The identity and typification of Valliera triplinervis (Salicaceae) (2018) (0)
Chimaphila, Orthilia, and Pyrola (Ericaceae) (2009) (0)
Notes on Begonia (Begoniaceae) in the Venezuelan Andes (1999) (0)
Figure 2 from: Dorr LJ, Wurdack KJ (2018) A new disjunct species of Eriolaena (Malvaceae, Dombeyoideae) from Continental Africa. PhytoKeys 111: 11-16. https://doi.org/10.3897/phytokeys.111.29303 (2018) (0)
Book Reviews (2008) (0)
× Chiranthomontodendron: the correct nothogeneric name for the artificial hybrid Chiranthodendron × Fremontodendron (Malvaceae: Malvoideae). (2009) (0)
List of reviewers for volume 43 (2013) (0)
A striking, new species of Roupala (Proteaceae) from the Venezuelan Andes (1991) (0)
The Antananarivo annual and Madagascar magazine (1875-1900) (1992) (0)
Figure 1 from: Dorr LJ, Romero-Hernández C, Wurdack KJ (2018) A new large-flowered species of Andeimalva (Malvaceae, Malvoideae) from Peru. PhytoKeys 110: 91-99. https://doi.org/10.3897/phytokeys.110.29376 (2018) (0)
PLANTS IN PERIL, 16 BAUDOUINIA ROUXEVILLEI (1991) (0)
Lectotypification of Cacao guianensis Aublet (Sterculiaceae) (2008) (0)
A new species of Hildegardia (Sterculiaceae) from (2016) (0)
Figure 4 from: Canelón D, Nino SM, Dorr LJ, Caraballo M (2020) Two new species of Dendrophthora (Viscaceae) from the Venezuelan Andes. PhytoKeys 140: 1-10. https://doi.org/10.3897/phytokeys.140.48865 (2020) (0)
Annotated Bibliography of Mascarene Plant Life, including the Useful and Ornamental Plants of the Region, Covering the Period 1609-1990 (1992) (0)
Book Reviews (2008) (0)
Figure 2 from: Carvalho-Sobrinho J, da Mota AC, Dorr LJ (2020) A new species of Eriotheca (Malvaceae, Bombacoideae) from coastal areas in northeastern Brazil. PhytoKeys 167: 31-43. https://doi.org/10.3897/phytokeys.167.57840 (2020) (0)
PLANTS IN PERIL, 21 CALLIRHOE SCABRIUSCULA (1994) (0)
Heliconia. An identification guide. By Fred Berry and W. John Kress (1991) (0)
Catalogue of the Botanical Art Collection at the Hunt Institute. Part 4. Plant Portraits, Artists I-O. (1991) (0)
Figure 1 from: Carvalho-Sobrinho J, da Mota AC, Dorr LJ (2020) A new species of Eriotheca (Malvaceae, Bombacoideae) from coastal areas in northeastern Brazil. PhytoKeys 167: 31-43. https://doi.org/10.3897/phytokeys.167.57840 (2020) (0)
The contribution of Dr. José María Vargas to botanical sciences in Venezuela (2006) (0)
Figure 2 from: Canelón D, Nino SM, Dorr LJ, Caraballo M (2020) Two new species of Dendrophthora (Viscaceae) from the Venezuelan Andes. PhytoKeys 140: 1-10. https://doi.org/10.3897/phytokeys.140.48865 (2020) (0)
Inventaire floristique de la RéserveSpéciale de Manongarivo (Nord-ouest de Madagascar): Monocotyledonae [sic, Should Be -eae]@@@Inventaire floristique de la RéserveSpéciale de Manongarivo (Nord-ouest de Madagascar): Dicotyledonae [sic, Should Be -eae]@@@Inventaire floristique de la ReserveSpeciale d (2000) (0)
Two new species of Bomarea (Alstroemeriaceae) from the Venezuelan Andes (2003) (0)
The European Discovery of the Indian Flora. By Ray Desmond (1994) (0)
(Vol. 07, 2004-12) A New Species of Mortoniodendron (Malvaceae Sens. Lat.) from the Rain Forests of the Isthmus of Tehuantepec, Mexico (2004) (0)
A new species of Hibiscus (Malvaceae, Malvoideae) from Guyana (2022) (0)
Figure 1 from: Canelón D, Nino SM, Dorr LJ, Caraballo M (2020) Two new species of Dendrophthora (Viscaceae) from the Venezuelan Andes. PhytoKeys 140: 1-10. https://doi.org/10.3897/phytokeys.140.48865 (2020) (0)
Apeiba trombetensis (Malvaceae: Grewioideae), a new species from northern Brazil (2012) (0)
(2665) Proposal to conserve the name Apeiba tibourbou (Malvaceae: Grewioideae) with a conserved type (2018) (0)
Dendrophthora kuijtiana (Santalaceae: Visceae), una nueva especie y adiciones para el género en Venezuela (2022) (0)
Dos nuevas especies de Bomarea (Alstroemeriaceae) en los Andes Venezolanos (2003) (0)
John Wurdack Festschrift. (1998) (0)
John J. Wurdack Festschrift, BioLlania Edicion Especial no. 6 (1998) (0)
Naturalistas del Istmo de Panamá: Un siglo de historia natural sobre el puente biológico de las Americas@@@Naturalistas del Istmo de Panama: Un siglo de historia natural sobre el puente biologico de las Americas (2000) (0)
Dos Nuevas Especies de Piper (Piperaceae) de Los Andes de Venezuela (2018) (0)
New species and combinations published in M.J. Young’s Familiar Lessons in Botany with Flora of Texas (1873) (2022) (0)
Buckley - Rebecca Mann Dean mystery (1997) (0)
(55) Request for a binding decision on whether Briquetastrum Robyns & Lebrun ( Lamiaceae ) and Briquetiastrum Bovini ( Malvaceae ) are sufficiently alike to be confused (2017) (0)
"Muy poco se sabe de los resultados": Francis E. Bond's expedition to the Paria Peninsula and delta of the Orinoco, Venezuela (1911). (2010) (0)
Figure 1 from: Carvalho-Sobrinho J, Yoshikawa VN, Dorr LJ (2021) Notes on Brazilian Pachira (Malvaceae, Bombacoideae) II: Additional typifications and new synonymies. PhytoKeys 186: 53-72. https://doi.org/10.3897/phytokeys.186.71445 (2021) (0)
(2950) Proposal to conserve the name Cacao sylvestris ( Theobroma sylvestre ) ( Malvaceae : Byttnerioideae ) with a conserved type (2023) (0)
A NOTE CONCERNING THE TYPIFICATION OF TWO PLANTS DESCRIBED FROM TEXAS (1990) (0)
Validation of Pterygota amazonica (Sterculiaceae) (1992) (0)
Figure 1 from: Dorr LJ, Wurdack KJ (2018) A new disjunct species of Eriolaena (Malvaceae, Dombeyoideae) from Continental Africa. PhytoKeys 111: 11-16. https://doi.org/10.3897/phytokeys.111.29303 (2018) (0)
Plant collecting along the lower Orinoco, Venezuela: H. H. Rusby and R. W. Squires (1896) (2008) (0)
Notes on Brazilian Pachira (Malvaceae, Bombacoideae) II: Additional typifications and new synonymies (2021) (0)
Nueva especie de Anthurium Sect. Calomystrium (Araceae) de Los Andes Venezolanos (2004) (0)
Typification of Linnaean names in the Grewioideae (Malvaceae) (2022) (0)
The Quinquín Sedges: Taxonomy of the Carex phleoides Group (Cyperaceae)1 (2018) (0)

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