@article {19407,
	title = {The evolution of flowers with deep corolla tubes},
	journal = {Nature. London},
	volume = {334},
	year = {1988},
	month = {07/1988},
	pages = {147-149},
	chapter = {147},
	keywords = {DEILEPHILA, ORCHIDACEAE, PLATANTHERA, POLLINATION, SPHINGIDAE},
	url = {https://www.nature.com/articles/334147a0},
	author = {Nilsson, L.A.}
}
