4CL1	lignin-associated 4-coumarate:CoA ligase 1
ABE	Adenine Base Editor
AvrLM7	avirulence gene 7 in Leptosphaeria maculans
BBM	BABY BOOM
BE	Base Editor
BEMGE	Base-Editing Mediated Gene Evolution
Cas	CRISPR-associated protein
CBE	Cytosine Base Editor
CCR2	cinnamoyl CoA reductase 2
CRISPR	Clustered Regularly Interspaced Short Palindromic Repeats
CSE1/2	caffeoyl shikimate esterase 1 or 2
DD45	gene 45 expressed in egg cells and early embryos
DOF	DNA binding with one finger transcription factor
DSB	Double-Strand Break
EC	egg cell-secreted protein
FT2	Flowering locus T2
GIF	GRF-interacting factor
GRF	growth-regulating factor
gRNA	guide RNA
HDR	Homology-Directed Repair
HEGs	homing endonuclease genes
HY5a	Elongated hypocotyl 5
IATs	isothermal amplification technologies
InDels	insertions or deletions
JA	jasmonic acid
LAC14	laccase gene 14
LAMP	loop-mediated isothermal amplification
Lat52	Pollen-specific gene 52
LEAFY	transcription factor promoting floral cell fate
NF-YB21	NF-Y gene B21
NGS	Next-Generation Sequencing
NHEJ	Non-homologous End Joining
NPR	Nonexpressor of Pathogenesis-Related gene
OSIC1	Osmotic stress induced C2H2 gene 1
PAM	Protospacer Adjacent Motif
PcBRC1/2	BRANCHED gene 1 or 2 from Populus × canescens
PdGNC	GATA, nitrate-inducible, carbon-metabolism involved protein from Populus deltoides
PE	Prime Editing
pegRNA	Prime Editing guide RNA
PHBMT1	p-hydroxybenzoyl-CoA monolignol transferase 1
PHYB	phytochrome B
PIF	phytochrome interacting factor
PtoERF15	Ethylene response factor 15 from Populus tomentosa
PtoMYB142	R2R3 MYB transcription factor 142 from Populus tomentosa
QTLs	quantitative trait loci
RAA	recombinase-aided amplification
RCA	rolling circle amplification
REF1	regeneration factor 1
RNPs	ribonucleoproteins
RPA	recombinase polymerase amplification
RPA	Replication Protein A
SA	salicylic acid
sgRNA	single guide RNA
STEME	Saturated Targeted Endogenous Mutagenesis Editor
TAC1	Tiller Angle Control 1
WOX5	WUSCHEL-related HOMEOBOX 5
WRKY77	transcription factor gene 77 containing WRKY domain
WUS	WUSCHEL
yao	a conserved WD-repeat containing nucleolar protein found in Arabidopsis yaozhe mutant