12 
ARACEAE. 
Aglaonema marantaefolium Bi. 
Habitat the East Indies. 
Coll. April 1895. 
. Four specimens showed two bracts. In three of these cases 
one bract encloses the margins of the opposite one, in the fourth 
they enclose one another mutually. 
Alocasia nobilis Hallier f. 
Habitat Sumatra. 
Coll. Oct. 1897. . 
One leaf is collaterally doubled, both parts having developed 
to complete leaves cohering with the sheaths only. 
Amorphophallus variabilis Bl. 
Habitat the East Indies. 
Coll. May 1895. 
The spatha shows three apices. According to Mr. Smira di- 
visions of the apex frequently occur. 
Anthurium macrolobium (hybr.) 
Coll. February 1901. 
The spadix is midway divided into two (fig. 20). 
Anthurium regale Lind. 
Habitat South America. 
Coll. June 1896. 
The blade is quite double, the two parts oii along their 
midribs and with their lower sides facing one another. Petiole 
undivided. 
Caladium hybridum. 
Habitat South America. 
Coll. July 1898. 
The leafblade shows a few excrescenses of the kind called 
by Masters, ,enations” and occasionally occurring for instance 
in cabbage and rhubarb (fig. 21). 
ORCHIDACEAE. 
Although the majority of the following plants have as yet 
not been described it will yet —— that of the deviations 
