Spring was originally conceived by Field Marshal Bernard Montgomery as a "holding attack", designed to tie down German forces while Cobra was under way.
We are indebted to Jörg Ganzhorn who conceived of the field study and supervised it and who provided helpful comments on the manuscript.
MC participated in conceiving the study, field collections, chromosomal processing and analysis.
AFH conceived the study, performed the field work, microsatellite analysis, and statistical analyses and was the lead writer.
GN conceived the study, conducted the field work, participated in transcription, analysis and writing of the manuscript.
ML conceived the study, did the field observations and obtained all the specimens from Florencia used in this study.
WPS and CW conceived the study, conducted the field work and drafted the manuscript, AB and VC contributed to developing the qualitative research components, and contributed to writing the manuscript.
SS conceived the study, participated to the field and molecular work and drafted the manuscript; CSimona, BM, CN, CSara performed field and molecular work and participated to statistical analyses; SMC supervised field experiment design and performed statistical analysis; TR participated in conceiving the study, coordinating the field and molecular work and in drafting the manuscript.
In Color Field painting, "figure and ground are one, and the space of the picture, conceived as a field, seems to spread out beyond the edges of the canvas".
RD organized the field work, conceived of the study, helped analyze the data and drafted the manuscript.
