AN ENCYCLOPEDIA OF HORTICULTURE. 183 



Berg-era continued. 



B. Ktenlgl (Konig-s). JL whitish-yellow, small ; racemes many, 

 forming a corymb at the top of the, brunches. June. I., leaflets 

 serrated. A. 40ft. India, 1820. (L. B. C. 1019.) 



BERXHEYA (named after M. J. L. de Berkhey, a 

 Dutch botanist). ORD. Composites. A. genus of ornamental 

 greenhouse or hardy thistle-like herbs or shrubs. Flower- 

 heads surrounded by a spiny involucre, the scales of 



Berkheya continued. 



placed under a glass ; the herbaceous perennials usually 

 by divisions of the plant in spring. The species most 

 frequently seen in English gardens is B. purpurea. 

 B. grandlflora (large-flowered).' 0,-heads yellow ; scales of In- 

 volucre spiny toothed. July. toppositS, lanceolate, thr- 

 nerved, spiny toothed, downy beneath, h. 2ft. Cape of Good 

 Hope, 181&. Greenhouse evergreen. (B. M. 1844.) ' 

 B. pinnata (pinnate). ^.-headt yellow ; involucral scales spin*. 



FIG. 246. BKRBKRIS WALLICHIANA. 



which are united at the base only ; pappus of many flat, 

 obtuse or pointed scales. Tney are of easy cultivation in 

 a sandy loam soil. The shrubs are increased by cuttiiigs, 



pointed, entire or toothed. Autumn. J. oblong, woolly beneath, 

 deeply cut into lance-shaped segments. SYS. tofaa piimata. 

 (B. M. 1788.) 



B. parparca (purplish).* JL-head* numerous, pedunculate, corym- 

 bose, circular, 3in. across, surrounded by an involucre of spread- 

 ing or reflezed linear oblong bracts. I., lower ones 15in. to 18in. 

 long, 2in. to 2.Un. wide, dark green, viscid above, paler and 

 cottony beneath, h. 3ft South Africa. A very handsome, 

 hardy, herbaceous perennial. (G. C. 1872, p. 126L) SYS. Stokxa 

 purpur&i. 



B. nnlflora (one-flowered). JL-headt yellow ; scales of involucre 

 spiny toothed. June. I. alternate, lanceolate, three-nerved, 

 spiny toothed, downy beneath, h. 3ft. Cape of Good Hope, 1815. 

 Greenhouse evergreen. (B. M. 2094.) 



BERMUDA CEDAR. See Jnniperns bermu- 



BERRY. A fleshy fruit, containing seeds. 

 BERTHOLLETIA (in honour of Louis Claude Bei- 

 thollet, a celebrated French chemist). Brazil Nut Tree. 



