Marcella Corcoran

Marcella Corcoran
Royal Botanic Gardens, Kew

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30
Publications
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Introduction
Marcella Corcoran currently works at Royal Botanic Gardens, Kew. Marcella does research in horticulture conservation botany and Ecology. Their current project is 'Varronia rupicola (Boraginaceae) - Conserving a Puerto Rican Bank endemic plant'.

Publications

Publications (30)
Article
Full-text available
This review summarizes current knowledge of the status and threats to the plants and fungi of Great Britain and the UK Overseas Territories (UKOTs). Although the body of knowledge is considerable, the distribution of information varies substantially, and we highlight knowledge gaps. The UK vascular flora is the most well studied and we have a relat...
Book
Full-text available
Kew’s State of the World’s Plants and Fungi project provides assessments of our current knowledge of the diversity of plants and fungi on Earth, the global threats that they face, and the policies to safeguard them. Produced in conjunction with an international scientific symposium, Kew’s State of the World’s Plants and Fungi sets an important inte...
Article
Full-text available
Vachellia anegadensis (Britton) Seigler & Ebinger, a spiny tree endemic to the British Virgin Islands (BVI), a Caribbean UK Overseas Territory, is described and illustrated. It is one of the four known endemic plant species to occur in the BVI, an archipelago of only 153 km2. It has been assessed as Endangered (EN) based on the IUCN categories and...
Article
Invasive scale insects are reported for the first time feeding on the threatened endemic Kiaerskov's lidflower Calyptranthes kiaerskovii and Thomas' lidflower Calyptranthes thomasiana (Myrtaceae) in the British Virgin Islands (BVI). Ceroplastes floridensis Comstock, Ceroplastes rubens Maskell, Paratachardina pseudolobata Kondo & Gullan and an undet...
Article
Full-text available
The severe and rapid attack on the Caicos pine Pinus caribaea var. bahamensis (Pinaceae) by the non-native invasive pine tortoise scale, Toumeyella parvicornis, has resulted in the death of most of the trees in the Turks and Caicos Islands (TCI) in just over a decade. Local and international conservation efforts have enabled the necessary multi-dis...
Technical Report
Full-text available
The project, Building systems and capacity to monitor and conserve BVI’s flora, was funded by the UK Government’s Darwin Initiative through the Overseas Territories Environment and Climate Fund, project reference DPLUS030. The continued support of this important funding stream is critical to address the many and varied conservation and habitat mana...
Technical Report
Full-text available
This report is an account of the UK Overseas Territories (UKOTs) Programme of the Royal Botanic Gardens, Kew (Kew) expedition to the Puerto Rican Bank (Puerto Rico (PR) and the British Virgin Islands (BVI), collectively PRVI) undertaken from 02 February to 18 March 2017. The PRVI visit was undertaken to 1 collect vouchers and baseline, phenotypic,...
Technical Report
Full-text available
This report is an account of a training visit made by Natasha Harrigan of the National Parks Trust of the Virgin Islands (NPTVI) to the Royal Botanic Gardens, Kew (Kew) undertaken from 09 to 28 January 2017. The visit was part of on-going collaborations between NPTVI and Kew and specifically as part of the Darwin Plus funded project [DPLUS030] “Bui...
Article
Full-text available
The Caribbean region is home to a highly diverse flora with around 11,000 native species of which nearly 72% are endemic (Acevedo-Rodríguez & Strong 2008), and is classified as a biodiversity hotspot experiencing significant threats to its biodiversity (Myers et al 2000). Despite this recognition as a global priority, there has been limited conserv...
Technical Report
Full-text available
This report is an account of the UK Overseas Territories (UKOTs) Programme of the Royal Botanic Gardens, Kew (Kew) expedition to the Puerto Rican Bank (Puerto Rico (PR) and the British Virgin Islands (BVI), collectively PRVI) undertaken from 01 June to 17 July 2016. The PRVI visit was undertaken to 1 collect vouchers and baseline, phenotypic, and m...
Conference Paper
Full-text available
Pine forests in the Turks and Caicos Islands (TCI) have been under extreme threat of disappearing since the non-native, invasive and pine-specific pine tortoise scale insect (Toumeyella parvicornis) was accidentally introduced to the islands over a decade ago. This invasive species has killed the vast majority of the Vulnerable and endemic Caicos p...
Technical Report
Full-text available
The National Tree of TCI, Pinus caribaea var. bahamensis (Griseb.) W.H.Barrett & Golfari is at risk of extirpation due to the invasive pine tortoise scale insect, Toumeyella parvicornis Cockerell (Hamilton, 2007; Malumphy et al., 2012). As such, the variety has been assessed and listed as Vulnerable on the IUCN Red List (Sanchez et al., 2013). To a...
Technical Report
Full-text available
This report is an account of a training visit made by Natasha Harrigan of the National Parks Trust of the Virgin Islands (NPTVI) to the Royal Botanic Gardens, Kew (Kew) undertaken from 19 September to 10 October 2015. The visit was part of on-going collaborations between NPTVI and Kew and specifically as part of the Darwin Plus funded project [DPLU...
Conference Paper
Full-text available
The Caicos pine Pinus caribaea var. bahamensis is endemic to the Turks and Caicos Islands (TCI) and the Bahamas, where it is the dominant species in the pine forest ecosystem. Pine forests in TCI cover only 13km2 and have been under severe threat of extinction in the past decade. A severe infestation by the non-native and pine-specific pine tortois...
Conference Paper
Full-text available
Varronia rupicola is a Critically Endangered shrub in the Boraginaceae family endemic to the Puerto Rican Bank in the Caribbean. The species has a very restricted range of distribution as it is only found in isolated areas of western Puerto Rico (PR), southern Vieques and the low-lying island of Anegada in the British Virgin Islands. Very little is...
Article
Varronia rupicola (Urb.) Britton (Boraginaceae) a Critically Endangered shrub, restricted to three Caribbean islands – Puerto Rico, Vieques and Anegada—is described and illustrated. Its conservation status and distribution are reviewed.
Article
Climate change, unseasonal fire and urbanization are contributing to the decline of Pinus caribaea var. bahamensis populations in the Turks and Caicos Islands (TCI). Infestation of pines with the invasive pine tortoise scale (PTS, Toumeyella parvicornis) is accelerating this decline. Pine trees in the Bahamas are larger and healthier and are not in...
Article
Full-text available
The UK Overseas Territories (UKOTs) Programme based at the Royal Botanic Garden, Kew (RBG, Kew) has an active training and seed collection programme with local partners in most of the UK’s 16 Overseas Territories. Seeds are banked at the Millennium Seed Bank (MSB) for long-term storage, with a particular focus on endemic and threatened species, con...
Article
Full-text available
Last seen in 1958, the Ascension Island endemic fern, Anogramma ascensionis, was listed as extinct on the 2003 IUCN Red List. However, a 2009 survey rediscovered four plants on Green Mountain. Spores were collected and cultured in vitro at the Royal Botanic Gardens, Kew, where a living collection of thousands of gametophytes and hundreds of sporoph...
Article
Full-text available
The name Leptonychia kamerunensis Engl. & K. Krause is resurrected for an understorey tree of submontane forest in the Cameroon Highlands. L. subtomentosa K. Schum. is resurrected for a tree of the hilly semi-deciduous forests around Yaoundé in Central Province, Cameroon. L. moyesiae Cheek, a shrub of lowland coastal evergreen forest of SE Nigeria,...
Article
Full-text available
Since it was first formally recorded there in 2005, the Nearctic pine tortoise scale Toumeyella parvicornis (Cockerell) (Hemiptera: Coccidae) has caused severe decline of the Caribbean pine, Pinus caribaea var. bahamensis (Grisebach) W. H. Barrett & Golfari, in the pine forests on the Turks and Caicos Islands (TCI). The scale infestations reduce ho...
Article
Full-text available
The Global Strategy for Plant Conservation (GSPC) was adopted by the Parties to the Convention on Biological Diversity (CBD) in 2002. Staff at the Royal Botanic Gardens Kew were closely involved in the development of the GSPC and contributed to the development of several of the targets and the plan of work which resulted from its adoption. The GSPC...
Conference Paper
Full-text available
The Global Strategy for Plant Conservation (GSPC) was adopted by the Parties to the Convention on Biological Diversity (CBD) in 2002. Staff at the Royal Botanic Gardens Kew were closely involved in the development of the GSPC and contributed to the development of several of the targets and the plan of work which resulted from its adoption. The GSPC...
Conference Paper
Full-text available
The national tree of the Turks and Caicos Islands (TCI), the Caicos Pine, Pinus caribaea var. bahamensis, is an endemic variety of the more widely dispersed Pinus caribaea. The Caicos Pine is found on the islands of Pine Cay, North Caicos, and Middle Caicos are critically endangered due to the infestation of an introduced scale insect, Toumeyella p...
Technical Report
Full-text available
Background information on C. rupicola will be provided, including the status of C. rupicola, details on the wild population, ex-situ collections and conservation efforts, before detailing methods and results of the germination and cultivation trials. Recommendations, drawn from these trials are provided at the end of this report.
Article
Rondeletia buxifolia Vahl (Rubiaceae) a critically endangered shrub, restricted to the Caribbean Island of Montserrat, is described and illustrated. Its distribution and conservation status are reviewed.
Article
Four new Psychotria species with conspicuous bacterial nodules in their leaf-blades, P. njumei Cheek, P. ngollengollei Cheek, P. darwiniana Cheek and P. babatwoensis Cheek are described, mapped and illustrated from the submontane forests of the Cameroon Highlands. Their taxonomic and conservation status are assessed.

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