BENNETTITEAE 



S69 



j. 203. — Benncttites Gibsottianus, A. Diagram of the fruit, in radial section, re, 

 receptacle: ; br, bracts, which overlap at the top of the fruit ; s, seeds, each borne 

 on a long pedicel, springing from the receptacle ; in each seed the dicotyledonous 

 embryo is indicated ; /, dilated ends of the interseminal scales, which, in nature, arc 

 more numerous and become confluent, forming the pericarp. Modified, after Solms- 

 Laubach and Potonie. B. Ramenta, in transverse section, x about 15. C. Trans- 

 verse section of a seed, t, the double -layered testa; //, membrane representing the 

 nucellus ; ct, the two cotyledons of the embryo ; in each cotyledon the procambial 

 vascular bundles are visible. X about 12. S. Coll. 350. D, Somewhat oblique 

 longitudinal section through the micropyle of a seed, cm, radicular end of embryo ; 

 r, apex of radicle ; c, remains of endosperm (?) ; ;//, micropyle, obliquely cut by the 

 plane of section ; i, outer layer of testa ; p, part of pericarp ; c, c, crevices in 

 pericarp, corresponding to the limits of its constituent interseminal scales. X 20. 

 S. Coll. 357. The original figures B, C, and D, as well as Figs. 204 and 205, are 

 from sections cut for Count Sohns from the type-specimen, and now in my collection. 

 (G. T. G.) 



