“Pickling your Paperwhites,” Cornell University. This article is about controlling the length of the stems in pots of paperwhites.
Evolution & maintenance of stigma-height dimorphism in Narcissus. Paper II, funded by an operating grant from the Natural Sciences and Engineering Research Council of Canada (NSERC) to S.C.H.B. and a grant from CNRS to J.D.T. A.M.B. was supported by graduate scholarships from NSERC and the Ontario government, May 1999