Buttonwood(n.) The Platanus occidentalis, or American plane tree, a large tree, producing rough balls, from which it is named; -- called also buttonball tree, and, in some parts of the United States, sycamore. The California buttonwood is P. racemosa.
Thesaurus Entries
acacia, ailanthus, alder, alligator pear, allspice, almond, apple, apricot, ash, aspen, atramentous, avocado, balsa, balsam, banyan, bass, basswood, bay, bayberry, beamless, beech, beechwood, betel palm, birch, black, black as coal, black as ebony, black as ink, black as midnight, black as night, black race, blackness, buckeye, burl, butternut, buttonwood, cacao, caliginous, candleberry, cashew, cassia, catalpa, charcoal, cherry, chestnut, chinquapin, cinnamon, citron, clove, coal, coal-black, coaly, coconut, cork, cork oak, crow, cypress, dark, dark as night, dark as pitch, darkling, darkness, darksome, deep black, dogwood, ebon, eclipsed, elder, elm, eucalyptus, fig, fir, frankincense, grapefruit, guava, gum, gumwood, hawthorn, hazel, hemlock, henna, hickory, holly, hop tree, horse chestnut, ink, ink-black, inkiness, inky, ironwood, jet, jetty, juniper, kumquat, laburnum, lancewood, larch, laurel, lemon, lime, linden, litchi, litchi nut, locust, logwood, magnolia, mahogany, mango, mangrove, maple, medlar, melanism, midnight, mountain ash, mulberry, night, night-black, night-clad, night-cloaked, night-dark, night-enshrouded, night-filled, night-mantled, night-veiled, nigrescence, nigritude, nigrous, nutmeg, oak, obfuscated, obscure, obscured, occulted, olive, orange, palm, papaw, papaya, peach, pear, pecan, persimmon, pine, pistachio, pitch, pitch-black, pitch-dark, pitchy, plane, plum, pomegranate, poplar, quince, raffia palm, rain tree, raven, raven-black, rayless, redwood, sable, sandalwood, sassafras, senna, sequoia, sloe, sloe-black, sloe-colored, smoke, smut, soot, spruce, starless, sumac, sunless, sycamore, tangerine, tar, tar-black, tarry, teak, tenebrious, tenebrose, tenebrous, tulip tree, unilluminated, unlighted, unlit, walnut, willow, witch hazel, yew