O alti 52d Quidem sel doi 
3 “er PEN à - TES 
SÊ pin 2205808 Lig ag duos 10 
ICOSANDRIA PENTAGFNIA. 
A native of the Cape of Good Hope: it 
has long been known in this country, and is 
a low straggling shrub, with hard wiry 
stalks, and succulent leaves. It is easily 
increased by cuttings, and grows well in dry 
vd soil, requiring the greenhouse in 
T ie does are very fragrant : they come 
"c3 in he mu nes, men the 
several suecessive “days : this is also “the 
case with a few others of this most exten- 
sive genus, thus differing from the greater 
part, whose flowers expand only when the 
sun shines upon them, closing again as the 
day declines. The causes of these pheno- 
mena in the contrary times of opening and 
shutting of flowers so nearly allied to each 
other, are wholly unknown : no researches 
hitherto made have been at all satisfactory 
in explaining why it is so. Thus they were 
VOL. V. G 6 
