59. 
60. 
SHRUBS. 
. Leaves with terminal leaflet. Robinia. 
Leaves without terminal leaflet. 45. 
. Leaflets blunt or notched. Caragana. 
Leaflets acute. Halimodendron. 
. Leaves appearing simple, often clustered on short spurs 
above a I- or 3-pronged spine. Berberis. 
Leaves distinctly compound, with pungent axis. 47. 
. Leaflets acute or bristle-tipped. Halimodendron. 
Leaflets blunt or notched. Caragana. 
. Scurfy with silvery or brown scales. 49. 
Not scurfy. 50. 
. Leaves narrow, nearly linear. Hippophae. 
Leaves lanceolate or elliptical. Elaeagnus. 
Veap miley. si: ? 
Sap not milky. 52. th 
. Leaves narrow (under 25 mm.): fruit small. Bumelia. 
Leaves broader: fruit like a gigantic mulberry. Maclura. 
. With nectar-glands on petiole or leaf-base. Prunus. 
Without nectar-glands. 53. 
Twigs distinctly angled. 54. 
Twigs rounded: fruit a pome. 56. 
. Leaves as well as twigs pungent. Ulex. 
Leaves not pungent. 55. 
. Leaves minute (under I cm.): twigs green. Cytisus. 
Leaves larger: twigs whitish. Lycium. 
. Core of fruit papery: fruit large: bud-scales thin. 57. 
Core bony: fruit small: buds with fleshy scales. Crataegus. 
. Glabrous. Chaenomeles. 
More or less woolly. Pyrus. 
Leaves opposite. 
Scurfy with silvery or brown scales. Shepherdia. 
Not scurfy. 509. , ’ 
Spines short, between the uppermost buds. Rhamnus. 
Spines spur-like. 60. d : 
Leaves rounded at base. Viburnum. 
Leaves acute at both ends. Forestiera. 
