313 
with the stamens are considered to be reduced members of a 
decamerous androecium or merely as projections of the disc. 
The ten teeth of the perianth though quite similar and apparently 
in one row can, in the young bud, be distinctly seen to form an 
inner and outer whorl and even up to maturity the edges of five of 
the teeth are slightly within those of the alternate ones. It may be 
said therefore that these two whorls represent a calyx and a 
Dipentodon may be provisionally left. ; 
Phe anatomical characters have been examined by Mr. Boodle 
but do not appear to give any clear indication of the affinities of the 
genus. 
XLI.—DIAGNOSES AFRICANAE: XLIV. 
1281. Mesembryanthemum oculatum, NV. E. Brown [Ficoideae- 
Mesembryeae]; affine M. viridifloro, Ait., sed ramis multo 
brevioribus, foliis confertioribus, floribus albis rubro-oculatis differt. 
erba perennis, subcaespitoso-ramosa, papulata, ramis 2-6 cm, 
ongis procumbentibus. Folia 0°7-3 cm. longa, asi 4-6 mm. 
lata, deinde ad apicem obtusum angustata, supra leviter concavo- 
0 
