THE AMER/CAX XA TURAL1ST. [Vol. XXXVI I . 



white, or purple-dotted, and for the most part are in terminal 

 clusters. The species, like the mints, are strongly aromatic- 

 scented. In many purple-flowered species of the Labiate family 



Mentha and Origanum. The entire plant of the summer savory 

 {Satureia Iiortcusis) turns purple in autumn, while on the other 

 hand the white-flowered water horehound (Lycopus) has pale 



A great number of the larger labiate flowers are chiefly, or 

 almost exclusively, fertilized by bees. A number of species, 

 however, have scarlet flowers and are adapted to humming-birds. 

 The species of Stachys are white, yellow, red, or purple, and the 

 lower lip is frequently spotted or variegated. The flowers are 

 rather large and bees are the most important pollinators. The 

 flower of S. recta is yellowish-white with the border of the upper 

 lip marked with two purple stripes, and the lower lip purple 

 spotted. X. annua has the corolla tube whitish-yellow with the 

 lower lip red-spotted. The corolla of 5. palustris is bright 

 purple with a white and dark red marking on the under lip, and 



tinder on the lower* lip. Our tour northern species ..f Lan'mim 

 are pollenized for the most part by bumblebees. Three" are 

 purple or purple-red and one is white. The under lip is varie- 

 gated. /.. album is large, white, or sometimes rose-colored. 



The pathfinders of Vhe purple-red L. macula turn are dark red 



dark red flake and dark red lines. 1 The flowers of^ialeopsis. or 

 hemp-nettle, display as great a variety of colors. G. tctrahit, so 

 common in waste places, is purple with a pathfinder on the lower 

 lip of a yellow spot crossed by a network of red lines ; while G. 

 versicolor is yellow with the lower lip in front dark violet but at 

 its base yellow. The species of Prunella are also bee flowers ; 

 P. vulgaris is blue-purple, white, or rose-colored. Salvia prat- 



in his garden. Aju^a rcpans is a bumblebee flower, and also 



