386 Beekeeping 



Menthacese ; see Mint family. 



Mesquite, Prosopis glandulosa. Shrub and tree, flowers in dense 

 spikes, seed in constricted pods. April and June-July. 

 Honey light amber, of good flavor. Fifteen species in tropical 

 regions. P. glandulosa is of value as a honey-plant in the semi- 

 arid regions of Texas, New Mexico and Arizona, extending 

 into Mexico. P. juliflora, introduced from Mexico, is the 

 chief floral nectar source in Hawaii (called algaroba, keawe), 

 honey white, granulates quickly. This species is also found in 

 Peru and has recently been introduced to Porto Rico. P- 

 velutina and P. pubescens, April-July reported from Arizona. 



Milkweed, Asclepias spp. Various species of value, especially 

 those in swamps. Pollen masses adhere to bees, sometimes 

 making them incapable of flight. Butterfly weed, pleurisy- 

 root, A. tuberosa, especially valuable. 



Milkweed family. Asclepiadacese ; see Milkweed. 



Mimosa spp. Tropical and subtropical. Probably of value. 



Mimosa family, Mimosace» ; see Acacia, Mesquite, Guava, Saman 

 and Mimosa spp. 



Mimosaceae ; see Mimosa family. 



Mint, Mentha spp. Honey amber, of value locally. 



Mint family, Menthacese ; see Blue-curls, Horehound, Catnip, 

 Sages, Horsemint, Pennyroyal, Bee Balm, Creeping Thyme 

 and Mint. An important family. 



Mistletoe, Phoradendron spp. Parasitic, December-January, 

 Texas, California, earliest source of nectar in Texas. 



Mistletoe family, Loranthaceae ; see Mistletoe. 



Moca, cabbage tree, Geoffrcea jamaicensis. Of marked value. West 

 Indies, tropical America. 



Moracese ; see Mulberry family. 



Morong, red-root, Gyrotkeca capitata. Pine barrens. 



Mountain laurel, Kalmia spp. Valuable locally, Allegheny Moun- 

 tains. 



Miilberry, Morus spp. Pollen. 



Mulberry family, Moracese ; see Mulberry, Hop and Hemp. 



Mullen, Verbascum spp. Pollen, nectar in some species. 



MusacesB ; see Banana family. 



Mustard ; see Rape. 



Mustard family, Cruciferse ; see Rape and Radish. Numerous 

 species of this family are valuable but are not of primary 

 importance. 



Myricaceae ; see Bayberry family. 



Myrtaceae ; see Eucalyptus family. 



Oak, Quercus spp. Pollen, some nectar. 



