1 “... conferences has grown steadily, and the number of professionals calling themselves ethnobotanists has...”

2 “... conferences has grown steadily, and the number of professionals calling themselves ethnobotanists has...”

3 “... conferences has grown steadily, and the number of professionalscalling themselves ethnobotanists has increased...”

4 “... conferences has grown steadily, and the number of professionalscalling themselves ethnobotanists has increased...”

5 “... at professional conferences has grown steadily, and the n umber of professionals calling themselves ethnobotanists...”

6 “... conferences has grown steadily, and the number of professionals calling themselves ethnobotanists has...”

7 “... conferences has grown steadily, and the number of professionals calling themselves ethnobotanists has...”

8 “... at professional conferences has grown steadily, and the number of professionals calling themselves ethnobotanists...”