ABTIFICIAL KE1. 



Fls. crowded in involucres which 



resemble a perianth. Branches Euphorbia 

 usually stout and fleshy. Juice milky (p. 212) 



Tree with evergreen foliage. Juice Mangifera 



eatery (p. 258) 



Herbs. 



Herbs with flowers as in Euphorbia Euphorbia 



(above) and milky juice . (p. 212) 



Herbs with opposite leaves, and irregular 

 flowers with a distiDct gamopetalous 

 corolla. St. 1 perfect. Staminodes Canccora 

 present (p. 422) 



Monocotyledons. 



Herbs. Fls. crowded on a fleshy axis, 

 sometimes sheathed by a spathe. 

 Perianth .... . Araceae (p. 549) 



Herbs. Fls. with an irregalar, usually 



showy perianth. Stamen with a Zingiberacea 

 slender filament and 2 anther cells . (p. 537) 



Stamen petaloid bearing one anther cell Marantaceea 



(p. 544) 



Stamens 2. 

 Dicotyledons. 



I. Fls. 1 -sexual minute, without perianth or perianth green 



inconspicuous or simple. 

 A. Herbs. 

 a. L. alternate. 



Flowers in dense spikes with peltate Piperace» 

 bracts. St. 2-4 . . . (p. 383) 



Fls. in short slender racemes with 5-lobed 



perianth, St. 2-4. . . , ■ Sebastiania 



96 



