†(a) alder buckthorn, Frangula alnus (family Rhamnaceae) (obsolete); (b) any of several North American shrubs of the genus Viburnum (family Adoxaceae…

Chiefly North American. Any of a group of North American pines producing softwood with a pale colour and uniform texture, spec. Pinus strobus…

Usually in form wickup. More fully wickup tree. The American basswood, Tilia americana, which has fibrous inner bark used to make rope, bags, etc.

(more fully American olive tree) the devil-wood, Osmanthus americanus (family Oleaceae).

a variety of the white pine, Pinus strobus; (also) the wood of this tree.

(a) the sweet birch, Betula lenta (cf. mountain birch n.); (b) any of various shrubs of the genus Cercocarpus (family Rosaceae), noted for their…

Any of various trees with reddish wood; (in later use) esp. (more fully California redwood, coast redwood) the very large, long-lived conifer Sequo…

= ponderosa, n.

a conifer, Tsuga heterophylla, native to the western coast of North America; (also) the light brown timber of this tree.

a large columnar conifer, Thuja plicata, native to western North America; (also) the reddish-brown timber of this tree.

the Nootka cypress, Callitropis nootkatensis; the wood of this tree.

More fully ponderosa pine. A tall slender pine, Pinus ponderosa, native to western North America and widely cultivated elsewhere for its timber and…

Chiefly U.S. In full walking stick cholla. A cholla cactus, Opuntia imbricata, of arid regions of North America, the dead stems of which are…