Every reference with a DOI in the deposited reference list resolved to a known
work in Crossref or DataCite at the dated check, and none carried a retraction,
withdrawal, or removal notice.
The 28 checked references that resolve
resolves10.1139/b06-101<i>Cephalanthera longifolia</i> (Neottieae, Orchidaceae) is mixotrophic: a comparative study between green and nonphotosynthetic individuals
resolves10.1111/j.1095-8339.2008.00856.xMorphometric and population genetic analyses elucidate the origin, evolutionary significance and conservation implications of<i>Orchis</i> × <i>angusticruris</i>(<i>O. purpurea</i> × <i>O. simia</i>), a hybrid orchid new to Britain
resolves10.1080/12538078.2006.10515534Phylogenetic relationships of Mediterranean Neottieae and Orchideae (Orchidaceae) inferred from nuclear ribosomal ITS sequences
resolves10.1007/BF00937204Evolution, pollination, and systematics of the tribeNeottieae (Orchidaceae)
resolves10.2307/1222975Silica gel: An ideal material for field preservation of leaf samples for DNA studies
resolves10.3732/ajb.91.1.52Spatial genetic structure in populations of the terrestrial orchid <i>Cephalanthera longibracteata</i> (Orchidaceae)
resolves10.1007/BF00984927Karyomorphological parameters and C-band distribution suggest phyletic relationships within the subtribeLimodorinae (Orchidaceae)
resolves10.1007/BF00982788The flower biology ofCephalanthera longifolia (Orchidaceae)?pollen imitation and facultative floral mimicry
resolves10.1093/aob/mcp039Genetic structure and systematic relationships within the Ophrys fuciflora aggregate (Orchidaceae: Orchidinae): high diversity in Kent and a wind-induced discontinuity bisecting the Adriatic
resolves10.1093/aob/mcn200Ecology and genetic diversity of the dense-flowered orchid, Neotinea maculata, at the centre and edge of its range
resolves10.2307/1224017Plastid<i>rbc</i>L sequence data indicate a close affinity between<i>Diegodendron</i>and<i>Bixa</i>
resolves10.1093/aob/mcp116Genetic diversity in Cypripedium calceolus (Orchidaceae) with a focus on north-western Europe, as revealed by plastid DNA length polymorphisms
resolves10.1093/aob/mci017The Effects of Nuclear DNA Content (C-value) on the Quality and Utility of AFLP Fingerprints
resolves10.3417/2006187Cephalanthera nanlingensis (Orchidaceae), a New Species from Guangdong, China
resolves10.1111/j.1469-8137.2005.01364.xMixotrophy in orchids: insights from a comparative study of green individuals and nonphotosynthetic individuals of <i>Cephalanthera damasonium</i>
resolves10.1038/305799a0Mimesis of bellflower (Campanula) by the red helleborine orchid Cephalanthera rubra
resolves10.1007/s10592-006-9160-7Genetic diversity and ecological differentiation in the endangered fen orchid (Liparis loeselii)
resolves10.1007/BF00937945Effect of the breeding system on the genetic structure in threeCephalanthera spp. (Orchidaceae)
resolves10.5586/asbp.2008.026Cephalanthera ericiflora Szlach. and Mytnik, sp. nov. (Orchidaceae, Neottioideae), a new species from Laos
resolves10.1111/j.1095-8312.2006.00550.xLittle genetic differentiation across Europe between early-flowering and late-flowering populations of the rapidly declining orchid Neotinea ustulata
The 28 references without a DOI — listed, not checked
no DOI — not checkedGenera orchidacearum. Volume 4. Epidendroideae (Part 1)
no DOI — not checkedLes orchidées de France, de Belgique et Luxembourg
no DOI — not checkedScarce plants of Britain
no DOI — not checkedCephalanthera calcarata, a new saprophytic orchid from China
no DOI — not checkedConnaissance des orchidées sauvages
no DOI — not checkedThe true identity of Cephalanthera yünnanensis Hand.-Mazz. (Orchidaceae)
no DOI — not checkedOn the various contrivances by which British and foreign orchids are fertilized by insects, and on the good effects of intercrossing
no DOI — not checkedSpecies action plans for plants. Sword-leaved helleborine
no DOI — not checkedGuide des orchidées d'Europe, d'Afrique du Nord et du Proche-Orient
no DOI — not checkedA rapid DNA isolation procedure for small quantities of fresh leaf tissue
no DOI — not checkedThe Neottieae in orchid classification
no DOI — not checkedPlastid microsatellites in Cypripedium calceolus (Orchidaceae): genetic fingerprints from herbarium specimens
no DOI — not checkedOrchid conservation
no DOI — not checkedHow does hybridization influence the decision making process in conservation? The genus Orchis (Orchidaceae) as a case history
no DOI — not checkedGenetic fingerprinting of British populations of Cephalanthera longifolia: a project for Plantlife
no DOI — not checkedIndex to plant chromosome numbers
no DOI — not checkedMabberley's plant-book: a portable dictionary of plants, their classification and uses
no DOI — not checkedMicheneau C 2002 Relations phylogénétiques des Neottieae (Orchidaceae) et étude de la variabilité génétique de Cephalanthera longifolia à l'aide de marqueurs moléculaires (séquençage et microsatellites chloroplastiques
no DOI — not checkedThe use of copper rings to reduce losses of red helleborine Cephalanthera rubra to slug and snail herbivory in the Chiltern Hills, Buckinghamshire, England
no DOI — not checkedHand pollination to increase seed-set of red helleborine Cephalanthera rubra in the Chiltern Hills, Buckinghamshire, England
no DOI — not checkedFlore de l'Iran
no DOI — not checkedBritish red data book: 1. Vascular plants
no DOI — not checkedNew atlas of the British and Irish flora
no DOI — not checkedNew flora of the British Isles
no DOI — not checkedWild orchids of Britain
no DOI — not checkedMenaces-conservation
no DOI — not checkedCytomorphological studies in Cephalanthera longifolia (L.) Fritsch
no DOI — not checkedWorld Checklist of Monocotyledons 2010 The Board of Trustees of the Royal Botanic Gardens, Kew http://www.kew.org/wcsp/
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