464 FLORA OF TEXAS. 



SYNOPSIS. 



Tribe I. Achyrantheae. Anthers 2-celled. Ovary 

 1-ovuled. Leaves alternate. Starnens free. Sterile fila- 

 merits none. 



* Uiiiclecircumscissile. 

 Flowers monadmis. Sepals 3-5 Amabantus. 



Tribe II. Gomphrenese. Anthers 1 -celled. Ovary 

 l-OYuled. Leaves opposite. Stamens below. 



CcUyx 5-deft. Stamens wholly united. Anthers sessile. Sterile Jilaments entire. 



Frcelichia. 



CELOSIA, L. 



Flowers perfect, 3-bracted ; sepals 5 ; stamens 5, united 

 at the base into a cup; sterile filaments none; anthers 

 2-celled ; style short or elongated ; stigmas 2-3, recurved ; 

 utricle many-seeded, circumscissile. — Smooth heris or 

 shrubs, Avith alternate petioled leaves, and glossy flowers, 

 crowded in axillary and terminal spikes or panicles. 



C. pakiculata, L. Stem shrubby, erect ; leaves deltoid- 

 ovate, acute, abruptly petioled ; spikes cylindrical, simple 

 or branched, mostly shorter than the leaves; sepals oblong, 

 rigid, several times longer than the bracts ; stigmas 3 ; utri- 

 cle many-seeded. Leaves 2' long ; seeds minute, lenticular, 

 shining. 



AMARANTUS, Tourn. Amaranth. 



Floivers polygamo-monoecious, 3-bracted ; sepals 5, rarely 

 3, smooth, erect ; sta7nens 5 or 3, free ; sterile filaments none ; 

 anthers oblong, 2-celled ; style none ; stigmas 2-3, slender, 

 spreading ; utricle 1-seeded, ovate, 2-3-toothed at the apex, 

 circumscissile, commonly included in the calyx ; pericarp 

 mostly membranaceous; radicle inferior. — Unsightly an- 

 nual he7'hs, with erect or diflfuse stems, alternate mostly 



