Wikipedia:

Dodonaea viscosa | Hopseed | akeake | ʻaʻaliʻi | "hopbush"

Summary:

a species of flowering plant in the soapberry family, Sapindaceae, that has a cosmopolitan distribution in tropical, subtropical and warm temperate regions of Africa, the Americas, southern Asia and Australasia. Common names include Hopseed, akeake ...  (35 of 555 words, 7 images)

Link:

http://en.wikipedia.org/wiki/Dodonaea viscosa  [cite]

Random House:

aalii | akeake

Summary:

a bushy shrub, Dodonaea viscosa, of Australia, Hawaii, Africa, and tropical America, having sticky foliage.  (15 of 20 words, pronunciation)

Link:

http://dictionary.infoplease.com/aalii  [cite]

Wiktionary:

aalii | aaliis [plural]

Summary:

A bushy garden shrub, Dodonaea viscosa, of Hawaii, Australia, Africa, and tropical America, having sticky foliage.  (16 of 17 words)

Link:

http://en.wiktionary.org/wiki/aalii  [cite]

Encarta:

tree | trees [plural] | treed [past tense] | treeing [present participle] | tree diagram [information science, sense 4, noun] | treenware [household, noun] | treeless [adjective] | treelessness [noun] | be barking up the wrong tree | out of your tree | up a tree

Summary:

a woody perennial plant that grows to a height of several feet and typically has a single erect main stem with side branches | a large bush or ...  (27 of 325 words, 12 senses, 1 etymology, pronunciation)

Link:

http://encarta.msn.com/dictionary 1861721653/definition.html  [cite]

Columbia:

tree | deciduous plant

Summary:

perennial woody plant with a single main stem (the trunk, or bole) from which branches and twigs extend to form a characteristic crown of foliage. In ...  (26 of 298 words)

Link:

http://www.infoplease.com/ce6/sci/A0849338.html  [cite]

Merriam-Webster:

tree | treeless | treelike

Summary:

a woody perennial plant having a single usually elongate main stem generally with few or no branches on its lower part | a shrub or herb of ...  (26 of 167 words, 9 senses, 1 etymology, pronunciation)

Link:

http://www.merriam-webster.com/dictionary/tree  [cite]