46 



FAMILIAR LESSONS IX BOTANY. 



ringenf. When the throat spreads into an expanded tube, 

 we call it funnel-form, as Fig. Q^, morning glory and 

 Jamestown weed. 



Fig. 66. 



Fig. 67 



104. In polypetalous corollas each leaf or petal consists 

 of two parts, a liml) or lamina, and a daw or unguis. The 

 claw (b) is the narrow part, generally supported by the 

 calyx. The limb (a) is the spreading part, generally sup- 

 (^ ported by the claw. The unguis or claw cor- 

 responds to the petiole, while the limb agrees 

 with the lamina of the leaf. 



105. When there are several abruptly spread- 



P. \ ing petals with short claws as (Fig. TO), it is 



Fis. 69. rosaceous, rose. When the claws gradually 

 expand into lamina3 and the petals are upright and 



Fig. 70. Fig. 71. 



spreading, as Fig. 71, it is liliaceous, lily. Flowers like 



1 04. In pnlypotaloup corollas, each leaf consists of how many parts ? What is 

 the limb ? What is the claw ? 



105, Describe a rosaceous corolla. Liliaceous. Carj'ophyllous. Papilionaceous. 



