TAXONOMY 
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latex tubes which ramify through the cortex and mesophyll tissues. 
Leaves alternate, opposite or verticillate, simple, entire, deciduous 
or evergreen. Inflorescence cymose. Flowers regular, pentamer- 
ous, rarely tetramerous; sepals five, gamosepalous, green, rarely sub- 
petaloid to petaloid; petals five, slightly to deeply gamopetalous, in 
Fig. .225 .—Strophanthus hispidus —Branch and seed with comose awn. (Sayre.) 
shape varying from open tubular, stellate, to elongate tubular to 
elongate funnel-shaped, in color varying from greenish-yellow to 
white or from yellow to yellow-red to crimson to crimson-purple to 
nearly purple-blue; stamens five, epipetalous; pistil usually bicarpel- 
late; ovary two-celled with central placentation; style more or less 
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