This is one reason that in some years a plant may leaf out, but have no flowers.
(This; is; one reason that in some years a plant may leaf out, but have no flowers) (a plant; may leaf out; T:in some years) (a plant; have; no flowers)
This a plant a plant
is may leaf out have
one reason that in some years a plant may leaf out, but have no flowers
T:in some years
no flowers