GARDEN FLOWERS. 6/ 



in June; Caucasus; 1820. B. rien^a/is (OnentaX) ; hardy per- 

 ennial ; I foot; flowers light-purple, in June ; Levant; 1737. 



This genus is now united to Stachys, which see. 



Betula. Betulacecz, [Birch,] Hardy trees and shrubs, 

 flourishing in common soil, and propagated by seed. The 

 following are the species : — 



B. alba (common white) ; 40 feet ; flowers in April ; Britain. 

 B. alba Dalecarlica (Dalecarlian) ; 40 feet ; flowers in May ; Eu- 

 rope. B. alba foliis-variegatis (variegated -leaved) ; flowers in 

 May. B. alba jnacrocarpa (large-fruited) ; 40 feet ; flowers in 

 June ; Europe. B. alba poidula (pendulous) ; flowers in April ; 

 Britain. B. alba Pontica (Pontic) ; 70 feet ; flowers in May ; 

 Turkey. B, alba iirticifolia (nettle-leaved) ; 40 feet ; flowers in 

 May. B. alba vernccosa (warty) ; 40 feet ; flowers in April ; 

 Britain. B. Bhojpattra (Bhojpattra) ; 50 feet ; flowers in May ; 

 Himalayas; 1840. B. carpiiiifolia (horn-beam-lea\^ed) ; half- 

 hardy; 50 feet; flowers in July; North America; 1759. 

 B. Daurica (Daurian) ; 30 feet ; flowers in July ; Siberia ; 

 1785. B. Daurica parvifolia (small-leaved); flowers in July; 

 Siberia. B. excelsa (tall) ; 60 feet ; flowers in July ; North 

 America ; 1 767. B. fniticosa (shrubby) ; 6 feet ; flowers in 

 June ; Siberia ; 1818. B. glandidosa (glanded) ; flowers in May; 

 North America; 18 16. B. grandis (great); North America; 

 1834. B. lanulosd {vfooWy) ; 70 feet; flowers in July ; North 

 America; 181 7. B. lenta (pHant) ; 50 feet; flowers in July; 

 North America; 1759. B. lutea (yellow); 20 feet; flowers in 

 May; North America. B. mollis (soft); East Indies; 1840. 

 B. nana (smooth-dwarf) ; 4 feet ; flowers in May ; North Amer- 

 ica. B. 7tana inacrophylla (large-leaved) ; 6 feet ; flowers in 

 May; Switzerland; 18 19. ^. j/r/<:/<^ (upright) ; flowers in May. 

 B. 7iigra (black) ; 60 feet ; flowers in July ; North America ; 

 1736. ^. t^-t/rt/f^ (ovate-leaved) ; 6 feet; flowers in May; Hun- 

 gary; 1820. B. pallescens (palish); 6 feet. B. papyracea {p^- 

 per) ; 50 feet; flowers in June; North America; 1750. B. 

 papyracea fiisca (blackish-brown) ; flowers in May ; Carolina. 

 B. papyracea platyphylla (broad-leaved) ; 50 feet ; flowers in 



