APETALOUS EXOGENOUS PLANTS. 489 



without stipules, and small dioecious or polygamous flow- 

 ers ; calyx bract-like, of 2-3 sepals, imbricated ; corolla of 

 2-3 petals similar to the calyx, hypogynous; stamens 2-3, 

 alteraate with the petals, exserted ; anthers 2-celled, ex- 

 trorse; ovary 2-9-celle(l, the cells 1-ovuled; style short or 

 none; stigma lobed or incised; driq)e berry-like, globose, 

 of 2-9 one-seeded nutlets ; seeds erect ; embryo in the axis 

 of copious fleshy albumen. 



CERATIOLA, Michx. 



Calyx bracted, of two fringed sepals ; corolla 2-petaled ; 

 stamens 2; anther-CQW^ globose; ovary resting on a fleshy 

 disk, 2-celled, 2-ovuled; style short; stigma many-cleft; 

 drupe 2-seeded. — A heath-like erect verticillately much- 

 branched shrub, with small linear shining whorled leaves, 

 and axillary (whorled) reddish /ower.9. 



0. ERicoiDES, Michx. Dry barren sands. [N'ovember. 

 Shrub 2°-5^ liig^i? the young branches pubescent; leaves 

 3 in a whorl, 4"-6" long, the margins revolute ; peti- 

 oles yellowish, appressed ; dritjje yellowish, somewhat per- 

 sistent. 



113. BATIS FAMILY. Order, Batidace^. 



Represented only by 



BATIS, P. Browne. 



Floioers dioecious, in axillary fleshy conical spikes; 

 bracts of tlie sterile flowers round-cordate, persistent; 

 calyx cup-shaped, somewhat compressed, unequally 2-lip- 

 ped ; petals 4, rhombic-ovate, clawed; stamens 4, alter- 

 nate with the petals, partly exserted ; anthers oblong, in- 

 trorse ; fertile flo7vers consolidated ; bracts deciduous ; 

 calyx and corolla none; ovary 4-celled, with a single erect 

 anatropous ovule in each cell ; stigma sessile, broad, ob- 

 scurely 2-lobed ; drupe 4-seeded ; seed oblong, without al- 

 bumen ; cotyledons fleshy ; radicle inferior. — A smooth 



21* 



