JEWEL-WEED FAMILY 187 
their structure will show how cross-pollination 
is brought about by either of these visitors. It 
is easy also to see how perfectly the nectar is pro- 
tected from unbidden guests by the pendant posi- 
tion of the blossom as well as by the tubular 
nectary in which it is secreted, 
There are two species of these Jewel-weeds— 
the Fulvous or Spotted Jewel-weed and the Pale 
Jewel-weed. The latter has the larger flowers and 
is the more northern form. 
OBSERVATIONS FOR NOTEBOOK 
JEWEL-WEEDS : 
(A) 1. Where have you seen Jewel-weeds growing? 
2. Are they the Pale Jewel-weed or the Fulvous 
Jewel-weed? 
3. Have you even seen both kinds growing to- 
gether? 
4. Have you noticed the little plants when they 
come up in the spring? 
5. What insects have you seen visiting the blos- 
soms? 
6. Have you ever seen bumble-bees biting holes 
in the flowers to steal the nectar? 
7. Do humming-birds visit the flowers? 
8. How far are the seeds thrown when you touch 
the pod? 
9. Do you think the seeds are scattered by wind 
or by water in addition to being thrown 
from the pods? 
