The Sources of Nectar and Pollen 



379 



favorable conditions both species are heavy yielders, but they 

 are, nevertheless, not of primary importance. 



Clethracese ; see White Alder family. 



Clover ; see Sweet Clover, White Clover, Alsike Clover, Crimson 

 Clover, Bush Clovers and Alfileria. 



CocklebuT, Xanthium pennsylvanicum. Pollen in Autumn. 



Cocoanut palm, Cocos nucifera. Honey amber, of secondary im- 

 portance, West Indies. 



Coffee berry, Rhamnus californica. Honey amber, April-May. 

 Foothills of Sierra Nevada Mountains. 



Coffee berry ; see also Buck- 

 thorn. 



Compositae ; see Thistle family. 



Coral-berry ; see Indian Cur- 

 rant. 



Corculum ; see Antigonon 

 leptopus. 



Coreopsis ; see Spanish Needle. 



Corn, Zea mays. Pollen. Re- 

 ported as sometimes yield- 

 ing nectar from the tassels. 



Cornaceae ; see Dogwood 

 family. 



Cotton, Gossypium hirsutum 

 (Fig. 150). Cultivated, 

 southern States. June- 

 August. Increasing in 

 importance. Extra-floral 

 nectaries on leaves and 

 bracts. 



Cowpea, Vigna sinensis. 

 Honey light, of poor flavor, 

 nectaries. 



Creeping thyme. Thymus Serpyllum. Perennial herb, branched, 

 creeping, forming dense mats, flowers in clusters. Honey 

 ■ probably amber, flavor not as good as that of many other 

 honeys. In thickets and waste places south to Pennsylvania. 

 June-September. Native of Europe. From a plant of this 

 genus the celebrated honey of the ancient Greeks was pro- 

 duced, especially on Mount Hymettus. 



Crimson clover, TrifoKum incarnatum. Annual erect, 6-30 inches, 

 flowers crimson in long heads. Honey quite like "that of 

 white clover. Cultivated for hay and in waste places. Na- 

 tive of Europe. Blooms somewhat earlier than the other 

 clovers. 



Fig. 150. - 

 Bees get nectar from extra-floral 



