Leaf, tufted 56 



twice-paired . . 71 



twisted 55 



two-edgtd 62 



two-lobed .... 60 



two-ranked 56 



umbellate .... 70 



uncinate 62 



undulated 65 



unequal 64 



unilateral .... 55 



variegated 68 



vertebrated ... 71 



verticillated . . 56 



vesicular 66 



viscid 67 



warty 66 



waved 66 



wedge-shaped.. 59 



whorled 56 



withering 57 



woolly 67 



wrinkled 66 



yoked 70 



Nectary 83 



Panicle 98 



Pappus 88 



Peduncle 102 



Pellicle 87 



Perianth . . 73 



PAGE 



Petals 78 



Petiole 100 



Pilus 107 



Pistil 82 



Pollen 81 



Pome 86 



Prickle 105 



Pubescence 107 



Racemus 95 



Receptacle 89 



Rostrum 88 



Seed 87 



Seed-down 88 



Seed-vessel 84 



Seta 108 



Sheath 76 



Silicic 85 



Silique 85 



Spathe 76 



Spike 95 



Spine 104 



Stamen 81 



Striga 109 



Strobile 87 



Strophioluni 87 



Tail 88 



Tendril 105 



Thorn 104 



Thyrsus 98 



Tuft 96 



