Potentilla basaltica was created in 1984.
Potentilla recta was created in 1753.
Potentilla cottamii was created in 1987.
Potentilla cristae was created in 1990.
Potentilla angelliae was created in 1987.
Potentilla hickmanii was created in 1900.
The best time to trim a potentilla, and any other summer-flowering shrub, is in the spring before the potentilla buds out.
No, leaves can lose water.
Yes, they do lose their leaves in the winter.
Deciduous trees lose all their leaves in the Autumn.
Deciduous trees lose their leaves in autumn and and winter, then regrow them in spring. Evergreen trees never lose their leaves.
Trees lose their leaves all the time, but rainforests do not shed their leaves all at once.