686 KuPFER: ANATOMY AND PHYSIOLOGY 
it seems to me, for considering this form as that of the ancestral 
type. 4 
The seeds, unnamed, were brought from 
Peru by Mr. de Lautreppe in 1900 and planted 
Fic. 2. Shoot from base of plant of Baccharis genistel- 
lotdes, showing leaves. 
in the New York Botanical Garden. Because | 
of the ignorance as to their identity, little 
attention was given to the plants until they 
had attained a considerable size ; so that unfor- 
tunately none of the early stages has been ob- 
Fic. 3. Single leaf of Buccharis genistelloides, natural size. 
served. At the present time, in the beginning 
of their third year, the plants are about 1 meter 
high. The stems near the base are secondarily 
thickened, and the wings there are either much 
thickened or have been entirely lost. Several | 
of the plants flowered in February, 1902, and 
again in December, 1903; but although the 
flowers were pollinated, the seeds produced 
were exceedingly minute and failed to germinate. : 
_ Noteworthy adaptations to an environment both of strong light 
Fic. 1. Shoot of Bac- 
charts genistelloides. 
