602 



BUXUS 



BYRSONIMA 



Hort.). Shrubby: Ivs. oblong-lanceolate. Var. myrtiffi- 

 lia, Loud. Usually low : Ivs. small, elliptic-oblong. Var. 

 rosmarinifolia, Baill. Low: Ivs. small, linear-oblong, 

 revolute at the margin. Var. suffruticosa, Linn. (var. 

 n&na, Hort.). Dwarf: Ivs. small, oval or sometimes 

 obovate; flowering clusters usually only terminal. 



BB. Lvs. usually obovate, broadest above the middle: 

 branchlets glabrous. 



jap6nica, Muell. Are. (B. obcordata, Hort. B. F6r- 

 tunei, Hort.). Shrub, 6ft., with spreading branches: Ivs. 

 cuneate, obovate or roundish obovate, obtuse or emar- 

 ginate at the apex, VT\ l /i in. long, light green with gla- 

 brous petioles: clusters axillary; staminate fls. sessile, 

 with a central gland as long as the calyx. China, 

 Japan. S.I.F. 2:38. Very distinct with its spreading 

 slender branches and light green, lustrous foliage. 



microphylla, Sieb. & Zucc. (B. japdnica var. micro- 

 phylla, Muell. Arg.). Dwarf, often prostrate shrub, 

 <juite glabrous: Ivs. obovate or obovate-lanceolate, J^-l 

 in. long: clusters mostly terminal; staminate fls. sessile, 

 with a central gland like the former. Japan. 



B. calif6rn\m, Lk =Simmomisia californica. B. Pirtunei, Carr. 

 =B. longifolia. B. Fdrtunei, Hort.=B. japonica. B. lldrlandii, 

 Hance. Branches pubescent: lys. narrow obovate, emarginate, 



AA. Width of Ivs. l&n. or more. 



balearica, Willd. Shrub, 6-15 ft.: Ivs. elliptic or 

 oblong, acute or obtuse at the apex, 1-2 in. long, light 

 green: clusters axillary; staminate fls. pedicelled. S. 

 Spain, Balear. Handsome shrub, but less hardy than 

 the former. 



nn. Baill. Branches pubescent: Ivs. linear-elliptic, 1-2J-3 in. 

 long. Himalaya,. ALpRED REHDER 



BYRSONIMA (name refers to use of some species in 

 tanning, in Brazil). Malpighiacese. Perhaps 100 Trop. 

 American trees and shrubs, frequently climbing, rarely 

 known in cult. Lvs. opposite, thick, simple, entire, the 

 stipules often connate: fls. white, yellow or pink, in 

 terminal simple or branched racemes; sepals and 

 petals 5, the former bearing a pair of glands, the latter 

 clawed and the blades concave; stamens 10, the fila- 

 ments united at base and bearded : fr. a 3-celled fleshy 

 drupe, with bony seeds, often edible. B. lucida, HBK., 

 occurs in Fla. and W. Indies, a much-branched ever- 

 green shrub, with fls. white turning yellowish or rose; 

 apparently not in the trade. B. crassifdlia, HBK. 

 Mex. and S., is offered in S. Calif. Shrub or small 

 tree: Ivs. ovate, tapering each way: fls. yellow in 

 pubescent erect racemes. Said to bear the ''nanche," 

 a popular fruit of the Mexicans. This has a sour 

 fermented taste; it is offered for sale in the markets 

 of the west coast Mexican towns, and is eaten raw 

 with salt, or in soups, or in stuffing for meats. 

 The astringent bark, rich in tannin, is used 

 medicinally. 



TOO. Buxus scmpervirens Tar. 

 arborescens. 



