This particular tall, round model is known as a 'Natsu me bachi', standing high off the pebbles, which are hiding the pump and water reservoir beneath the basin itself.
Relevant image keywords:
acer, acer palmatum, acer palmatum dissectum, bamboo, bamboo spout, basin, dissected, dissected maple, dissectum, garden, garden feature, granite, granite basin, granite water basin, green, green maple, japanese, japanese culture, japanese garden, japanese maple, japanese water basin, maple, natsu-me-bachi, nature, no people, oriental feature, outdoors, palmatum, spout, tree, trickle, trickle of water, water, water basin, weathered
