SCIENTIFIC AND POPULAR, 73 



a. B. frondosa Koxb. India to Burma. Dhak tree, Pulas or 

 Palas tree, Bastard Teak. Inspissated sap, Bengal or Palas 

 Kino, Butea gum; astringent, resembling true kino. Seeds 

 source of Moodooga oil (anthelmintic). The tree yields also 

 lac. See Croton aromatica. 



332. BUTNERIA, Duham 1755. Calycanthaeeae. 



Syn. Calycanthus L. 1759, Buettneria, Byttneria. Ornamen- 

 tal shrubs. Three species, all of U. S. 



a. B. fertilis (Walt.) Kearney (C. fertilis Walt., C. lifivigatus 



Willd. , C. glaucus Willd. ). Pennsylvania to Georgia. 



Smooth Strawberry-shrub^, Bubby-bush, Sweet-scented shrub. 

 Spice-bush*. Roof, leaves and bark, antiperiodic. Fruit re- 

 puted poisonous to sheep. 



b. B. florida (L.) Kearney (C floridusL. ). Virginia to Missis- 



sippi. Carolina Allspice, Sweet-scented shrub, Hairy Straw- 

 berry-shrub^, Strawberry-bush, Spice-bush*, Sweet-Betsies, 

 Florida Allspicet. Bark aromatic. 



■c. B. occidentdlis (H. &. A.) Greene (C. occidentalis, H. & A.). 

 Pacific border of U. S. California Spice-bush. 



BUTYROSPERMUM. See BASSIA. 



333. BUXUS, L. - - Box. - . Buxaceae. 



The ancient (rreek name. Evergreen trec^ or shrubs. About 

 20 species, Europe, Asia, Africa and West Indies. 



^ B. sempervireiis L. Europe and Asia, also cult, in gardens. 

 Box tree, Bush-tree, Dudgeon. Leaves cathartic. Wo >d dia- 

 phoretic, alterative; also much used for engraving. 



334. BYRSONIMA, Kich. Locust-berry. Malpigrhiaceae. 



Shrubs or trees. About 80 species, tropical America; 1 in 

 U. S. 



a. B. spieata Rich. (B. coriacea DC). West Indies and S. 

 America. Locust-berry. Bark, called in Braxil Muruxi bark, 

 used in tanning. The bark of several other species is used for 

 the same purpose under the name of Alcornoque bark. 



335. CAB6mBA, Aubl. W^ater-shield. Nyiiiphaeaceae. 



Vernacular name, Guiana. Aquatic plants wiih doating 

 peltate leaves. About 5 species, tropical America; 1 in U. S. 



336. CACALI6pSIS, Gray. Cacaliopsis. Compositae. 



From Greek, "resembling Cacalia". Floccose-wooUy peren- 

 nial. One species. Pacific border of U. S. 



537. CACTUS, L. 1753. - Cactus. . Cactaceae. 



Greek name of some thorny plant. Syn. Mammillaria, Haw. 

 1812. Fleshy leafless plants, armed with spines. About 300 

 species, warm and tropical America; 23 in U. S. None known 

 to have active properties. See Cereus and Opuntia. 



