[M–H]−	Pseudomolecular Ion (deprotonated molecule)
2D	Two Dimensional (experiment in NMR)
A.	Androsace
APCI	Atmospheric-Pressure Chemical Ionization
COSY	1H-1H Correlated Spectroscopy (experiment in NMR)
ELSD	Evaporative Light Scattering Detector
ESI	Electrospray Ionization
EU	European Union
H.	Hottonia
HCOOH	Formic Acid
HMBC	Heteronuclear Multiple Bond Correlation (experiment in NMR)
HRMS	High-Resolution Mass Spectrometry
HSQC	Heteronuclear Single Quantum Correlation (experiment in NMR)
LOD	Limit of Detection
LOQ	Limit of Quantification
LC	Liquid Chromatography
LC-MS	Liquid Chromatography coupled with Mass Spectrometry Detector
LC-UV	Liquid Chromatography coupled with Ultraviolet Absorbance Detector
MeOH	Methanol
MS/MS	Tandem Mass Spectrometry
NMR	Nuclear Magnetic Resonance (Spectroscopy)
P.	Primula
PSI	Primulasaponin I
PSII	Primulasaponin II
qHNMR	Quantitative Proton Nuclear Magnetic Resonance (Spectroscopy)
r	Coefficient of Correlation
r2	Coefficient of Determination
RE	Relative Error
RSD	Relative Standard Deviation
sct.	Section
SD	Standard Deviation
sg.	Subgenus
SPE	Solid-Phase Extraction
ssct.	Subsection
ssp.	Subspecies
SSI	Sakurasosaponin
TLC	Thin-Layer Chromatography
UAE	Ultrasound-Assisted Extraction
UHPLC	Ultra-High-Performance Liquid Chromatography
var.	variety