376 FOUNDATIONS OF BOTANY 
bulblets. When mature the bulblets fall off readily, and if 
they find lodgment on unoccupied soil, they grow readily 
into new plants. Sometimes they are carried moderate 
distances by wind or water, and if the ground slopes, they 
may easily roll far enough to get started in new places. 
Fia. 265. — Fruit of Smoke-Tree (Rhus Cotinus). 
Only one pedicel bears a fruit, all the others are sterile, branched, and covered 
with plumy hairs. 
445. Dispersal of Seeds. — Seeds are not infrequently 
scattered by apparatus by which the plant throws them 
about. More commonly, however, they depend upon 
other agencies, such as wind, water, or animals, to carry 
them. Sometimes the transportation of seeds is due to 
