And though 18 state agriculture departments have drawn up invasive plant lists, compliance is voluntary.
So in 1984, she sent out a mimeographed plant list to about 25 friends.
A reconstruction of Clusius' original garden, based on a plant list dating from the end of the 16th century, was opened in 2009.
By 1835 its plant list included more than 600 types of trees.
In his text, Waugh also includes several plant lists of the regional foliage.
In a plant list of 178 species, some 22 kinds of orchid have been recorded.
Then I order a lesser known and sometimes less expensive cultivar from some little family company whose catalogue is nothing more than a plant list.
"I've got my name on four different plant lists."
Said he put his name on the plant list, but Cammy didn't know.
Click on a place name to get a complete protected plant list for that location.