LEGUMINOS^ 



Leaves alternate, imparipinnate, 7-14 ins. long, leaflets 7-13, obovate- 

 oblong, acute or rounded, entire, pubescent when young, afterwards glabrous, 

 dark shining green above, pale below, revolute, 3-4 ins. long, H-2 ins. wide ; 

 petioles slender, red or green. Autumn tints scarlet and orange. 



A deciduous shrub, 12ft.; Brandies slender; Twigs glabrous, reddish- 

 brown to orange-brown and grey ; Bark thin, grey, smooth ; Buds acute, 

 scales purple, ciliate. 



Introduced from N. America, 1713. Syn. R. vernisc. Known as Poison 

 Dogwood. 



Class I Dicotyledons 



Division II Calycijioroe 



Natural Order . . . Leguminosce 



Trees, shrubs, or herbs with alternate, stipulate leaves, usually ternate or 

 pinnate, sometimes tendrilled ; Calyx inferior, 5-partite, often irregular, the 

 odd lobe anterior ; Petals usually 5, papilionaceous or irregular, inserted at 

 bottom of calyx-tube ; Stamens 10 or indefinite, inserted in calyx-tube or 

 rarely hypogynous, free, diadelphous, or rarely in 3 bundles ; Ovary superior, 

 usually monocarpellary ; Fruit a legume, or sometimes a lomentum, rarely 

 a drupe. 



All the British species have papilionaceous flowers, and the anterior position 

 of the odd lobe of the calyx distinguishes the Order from all others. 



SCOTCH LABURNUM, Laburnum alpinum. 



Gardens. Laburnums thrive in almost any soil or situation. They may 

 be propagated by seeds sown outdoors in March or April. June. 



Flowers yellow, smaller than L. vulgare, in a pendulous raceme, longer 

 than L. vulgare, pedicels downy ; Calyx downy ; Fruit a pod shorter than 

 L. vulgare, smooth, upper suture winged. 



Leaves trifoliate, petiolate, glabrous, leaflets ovate-lanceolate, rounded 



at base, green both surfaces, glabrous, or bordered with short spreading hairs. 



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