230 NATURAL HISTORY OF PLANTS. 
dilated into a very large stigmatiferous irregularly trilobed head.” 
In the internal angle of each cell two collateral descending ovules are 
inserted, with micropyle looking upwards and outwards. The fruit 
is dry and indehiscent, surrounded by vestiges of the perianth and 
Sarcolena multiflora, 

. 235. Via, 237. Fia, 236. 
Flower (2). Flower without perianth. Long. sect, of flower. 
androceum, the whole enveloped by an epicalyx or thickened sac, 
of which we have spoken before. At maturity it only contains one 
descendent seed, the coats enclosing a thick albumen, more or less 
Schizolena rosea. 

Fie, 238. Fra. 239, Fie, 240. 
Biflorous involucre. Involucre without the flowers. Flower (4). 
fleshy or horny, and in the axis of which is found a superior radicle 
(fig. 232). Leptolena consists of small shrubs of Madagascar, of 
which only one or two species are known, The leaves are alternate 
simple, accompanied by two lateral caducous stipules. The flowers 

? In reality the style is hollow in the form of which is more or less bent. The three apices 
an elongated horn; it is traversed in its whole are surrounded by a small circular rim, slightly 
length by three vertical ribs, combinations of sinuous, encircling them and corresponding to the 
the partitions of the ovary, dilating above, and superior extended edge of the style tube (figs. 229, 
covered with stigmatic papillæ at the summit, 230). 
