Iil'TACEJE. 



429 



and in G. sanctum, for example, the subulate filaments are not pro- 

 vided with an interior scaly appendage ; but this exists in most of 

 the species, sometimes whole, sometimes more or less cut at the 

 summit. The gj'naeceum, analogous to those of Zyyopliylh'ut, has an 



Guaiaeum sanctum. 



Fig. 514. 

 Floriferous branch (i). 



ovary with two or three pluriovulate cells in G. officinale ; but in 

 other species, from three to five may be counted. The septicidal 

 fruit has also a variable number of shells, with dry wall, more or less 

 coriaceous, angular or winged dorsally, each containing a descending 

 seed, the coats covering a more or less hard albumen, often wrinkled 

 outwardly, enveloping a large greenish embryo, with foliaceous coty- 

 ledons and superior radicle. The species of Guaiaeum proper are 

 trees or shrubs with opposite, paripinnate leaves, formed of two 

 or a great number of opposite, unsymmetrical folioles, accompanied 

 by caducous stipules. The flowers are pedicellate, solitary, gemi- 



