OBJECT LESSONS IN BOTANY. 



Fig. 240. Lady's-tresses (Spiranthes), — flowers in a twisted spiKe. 



Fig. 241. Golden-club (Oroniium), — flowers in a spadix with no spathe. 



Fiff. 242. Birch {Betula), — flowers in aments. 



149. An ament, called also catkin, is a more slender and 

 delicate spike, filled* with colored scales and flowers, and all 

 falling together without separating, such as adorn the Birches 

 (Fig. 242), Willows, and Poplars in early spring. The Hop 

 also bears aments. 



LESSON XXI. 



THE INFLORESCENCE, CONTINUED.^'. 



150. The flowers of the Black Cherry, Currant, Foxglove, 

 "Locust, and Moth-mullen are in racemes. The raceme, then, 

 is a rachis bearing its flowers on distinct, simple pedicels 



148, 149. Can you define the spike ? ament ? spadix ? and spathe ? 

 150. Please name and describe the inflorescence of Black Cherry. 



