The Sources of Nectar and Pollen 



379 



favorable conditions both species are heavy yielders, but they 

 are, nevertheless, not of primary importance. 



Clethraceae ; see White Alder family. 



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

 Clover, Bush Clovers and Alfileria. 



Cocklebur, 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. 



Compositse ; 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. Bees get nectar from extra-floral 

 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, Trifolium 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. Cotton. 



