PL. XXIII. ALTERNANTHERA ASTEROTRICHA ULINE. 



1. Portion of plant showing habit. (Pubescence not indicated in the drawing.) 



2. Single hair taken from leaf. 



3. Same taken from sepal. 



4. Andrcecial tube laid open, showing stamens and staminodia. 



5. Ovary. 



(See page 419.) 



