11 



6. Seeds winged, with no albumen. Flowers showy. 'Mostly climb- 



ing plants. BIGNONIACEJE. p. 226. 

 Seeds not winged. 



Scaly, parasitic plants without green loaves. 



OROBANCHACE.E. p. 228. 

 Plants with green leaves. 



Stamens five, or occasionally four. Seeds numerous. Cotyledons 

 minute. Radicle long. Herbs or shrubs. GESNERACE^E. p. 228. 



Stamens four, two longer than the other two. Cotyledons large and 

 fleshy. Radicle short. 



Herbs. Fruit a drupe, capsule, or nut. Seeds few. 



PBDALIACE^:. p. 226. 

 Trees or shrubs. Fruit a berry. 



7. Scaly plants without green leaves. Cells of the ovary ten or more 

 with one ovule in each. Parasitic on the roots of other plants. 



LENNOACE.*:. 

 Plants with green leaves. 



Flower buds arranged in coiled cymes, which unroll from the base 



as the flowers open in succession. 9 

 Flower buds not arranged in coiled cymes. 



Ovary having three lobes or more. NOLANACE^:. p. 266. 

 Ovary not lobed. 



Carpels many, distinct. Tropical trees or shrubs. 



ANONACEJE. p. 43. 

 Carpels more than one, united. 8 

 Carpel single. Parts of the flower in fours, or single. 



Fruit one celled, one seeded. Ovule anatropous. Flowers perfect 



and complete. SALVADORACE.E. 

 Fruit spuriously two celled. Flowers sometimes perfect, sometimes 



staminate, sometimes pistillate. Ovules amphitropous. 



PLANTAGINACEJE. p. 221. 



