The plant (leaf) has everything it needs for photosynthesis - at least for a day or two.
(The plant; has; everything it needs for photosynthesis - at least for a day or two) (everything; needs; for photosynthesis - at least for a day or two)
The plant everything
has needs
everything it needs for photosynthesis - at least for a day or two
for photosynthesis - at least for a day or two