Dating the origin of the Orchidaceae from a fossil orchid with its pollinator SR Ramírez, B Gravendeel, RB Singer, CR Marshall, NE Pierce Nature 448 (7157), 1042-1045, 2007 | 373 | 2007 |
The Pollination Mechanism in Trigonidium obtusum Lindl (Orchidaceae: Maxillariinae): Sexual Mimicry and Trap‐flowers RB Singer Annals of Botany 89 (2), 157-163, 2002 | 136 | 2002 |
Molecular phylogenetics of Maxillaria and related genera (Orchidaceae: Cymbidieae) based on combined molecular data sets WM Whitten, MA Blanco, NH Williams, S Koehler, G Carnevali, RB Singer, ... American Journal of Botany 94 (11), 1860-1889, 2007 | 129 | 2007 |
Pollination mechanisms in four sympatric southern Brazilian Epidendroideae orchids SB Rodrigo, A Cocucci Lindleyana 14 (1), 47-56, 1999 | 127 | 1999 |
Generic realignments in Maxillariinae (Orchidaceae) MA Blanco, G Carnevali, WM Witten, RB Singer, S Koehler, NH Williams, ... Lankesteriana International Journal on Orchidology 7 (3), 514-537, 2007 | 110 | 2007 |
Sexual Mimicry in Mormolyca ringens (Lindl.) Schltr. (Orchidaceae: Maxillariinae) RB Singer, A Flach, S Koehler, AJ Marsaioli, MDCE Amaral Annals of Botany 93 (6), 755-762, 2004 | 95 | 2004 |
The pollination mechanism in the ‘Pelexia alliance’ (Orchidaceae: Spiranthinae) RB SINGER, M SAZIMA Botanical Journal of the Linnean Society 131 (3), 249-262, 1999 | 82 | 1999 |
The chemistry of pollination in selected Brazilian Maxillariinae orchids: floral rewards and fragrance A Flach, RC Dondon, RB Singer, S Koehler, MCE Amaral, AJ Marsaioli Journal of Chemical Ecology 30, 1045-1056, 2004 | 76 | 2004 |
Pollination biology of four sympatric species of Habenaria (Orchidaceae: Orchidinae) from southern Brazil M Pedron, CR Buzatto, RB Singer, JAN Batista, A Moser Botanical Journal of the Linnean Society 170 (2), 141-156, 2012 | 75 | 2012 |
Pollinarium morphology and floral rewards in Brazilian Maxillariinae (Orchidaceae) RB Singer, S Koehler Annals of Botany 93 (1), 39-51, 2004 | 75 | 2004 |
Pollination mechanism in southern Brazilian orchids which are exclusively or mainly pollinated by halictid bees RB Singer, AA Cocucci Plant Systematics and Evolution 217, 101-117, 1999 | 70 | 1999 |
Flower morphology and pollination mechanism in three sympatric Goodyerinae orchids from southeastern Brazil RB Singer, M Sazima Annals of Botany 88 (6), 989-997, 2001 | 66 | 2001 |
Pollination biology of Habenaria parviflora (Orchidaceae: Habenariinae) in Southeastern Brazil RB Singer Darwiniana, 201-207, 2001 | 64 | 2001 |
The pollination ofStenorrhynchos lanceolatus (Aublet) L. C. Rich. (Orchidaceae: Spiranthinae) by hummingbirds in southeastern Brazil RB Singer, M Sazima Plant Systematics and Evolution 223, 221-227, 2000 | 63 | 2000 |
Eye Attached Hemipollinaria in the Hawkmoth and Settling Moth Pollination of Habenaria (Orchidaceae): A Study on Functional Morphology in 5 Species from … R Singer, AA Cocucci Botanica Acta 110 (4), 328-337, 1997 | 61 | 1997 |
Orchid pollination: recent developments from Brazil RB Singer Lankesteriana 7 (11), 111-114, 2003 | 58 | 2003 |
Invasive bees promote high reproductive success in Andean orchids A Sanguinetti, RB Singer Biological Conservation 175, 10-20, 2014 | 54 | 2014 |
The use of orchid pollinia or pollinaria for taxonomic identification RB Singer, B Gravendeel, H Cross, SR Ramirez Selbyana, 6-19, 2008 | 53 | 2008 |
The ecology and chemistry of pollination in Brazilian orchids: recent advances RB Singer, AJ Marsaioli, A Flach, MG Reis, J Teixeira da Silva Floriculture, ornamental and plant biotechnology 4, 569-582, 2006 | 53 | 2006 |
Pollination by Sexual Mimicry in Mormolyca ringens: A Floral Chemistry that Remarkably Matches the Pheromones of Virgin Queens of Scaptotrigona sp. A Flach, AJ Marsaioli, RB Singer, MDCE Amaral, C Menezes, WE Kerr, ... Journal of Chemical Ecology 32, 59-70, 2006 | 47 | 2006 |