APRIL. 93 
square, and one at the top, so as to form a compact head. 
The upper one has eight stamens, the rest ten. 
DECANDRIA. DIGYNIA. 
CALYCIFLORZ. SAXIFRAGACES. 
SAXIFRAGA.. (SaxirraGe.) 
Generic Character. Calyx inferior, though sometimes nearly 
superior, of one leaf divided into five parts. Petals five, attached 
to the calyx, narrow at the base. Seed-vessel nearly egg-shaped, 
with two cells. Seeds minute and numerous. 
The Saxifrages form an exceedingly pretty genus of plants, 
and may easily be recognised by their general resemblance 
to our garden species, commonly called “ London Pride.” 
Many of them are very rare, and are only found in moun- 
tainous districts in Scotland and Wales; only one flowers 
at this early season. 
SAXIFRAGA TRIDACTYLITES. tue-leaved Saxifrage. This 
pretty plant flowers in April and May, and grows almost 
universally on walls, roofs of cottages, or dry bare ground. 
It is not above three or four inches high. ‘The leaves are 
shaped like a wedge, and divided into three or five parts, 
the upper not divided. ‘The stem is much branched, each 
