Eblbotanical21_020_pc.jpg This is a dudleya brittonii (cq) from Baja California. Water-wise plants at the UC Botanical Garden on 10/13/05 in Berkeley, Calif. The Botanical Garden, which has 12,000 plants from around the world, is offering tours and a

eblbotanical21_020_pc.jpg This is a dudleya brittonii (cq) from Baja California. Water-wise plants at the UC Botanical Garden on 10/13/05 in Berkeley, Calif. The Botanical Garden, which has 12,000 plants from around the world, is offering tours and a day-long session on how to design and plant a water-wise garden with plants from Mexico, Africa and other parts of the world. PAUL CHINN/The Chronicle Ran on: 10-21-2005 Aloe polyphylla from South Africa. Ran on: 10-21-2005 Aloe polyphylla from South Africa. (Photo By Paul Chinn/The San Francisco Chronicle via Getty Images)