^ 58 
O. 3. Ta ccaceae. Hbae grandes^ radice tuberosa, sea- 
pigerae, foliis pedato-pinnatifidis v. integris; flo- 
rib. umbellatis, involucratis: perigon. 6-partit. per- 
sistens, passim irregulare; stamina 6, filamentis 
concavo fornicatis. Amalthaea 5-valvis, baccata, 
teicliosperma : 
Tacca^ Ataccia. 
Class. XIV. Amaranthoideae, 
Hypogynae, albuminosae, curvembriae — utplurimum. 
O 1. Polygona ce ae. — Hbae, frut. arbores — cau- 
le articulato, nodoso, foliis altern. integris, pas- 
sim oebreatis; florib. axillar. "solitariis v. spicatis 
et paniculatis: perigon. 5 — 6-partitum^ stamin, 
3 — 6 — 9, ovario 3 — 3-stigmeo. Utriculus tricpie 
ter, quibusdam nucamentaceus et 3-locularis; em 
bryo antitropus, curvatus, albumini appositus v. 
centralis: 
T^oenigia^ Rumex ^ Ernex, Oxyria, Rheum^ Ooc‘ 
coloba^ Atraphaxis^ Polygonum^ Fagopyrum^ Qal’- 
ligonum, 
O. 3. Amarantbaceae. — Hbae v. frut. caule an- 
gulato, subnodoso, fol. sparsis v. oppositis, inte- 
gerrimis ; florib. hermaphr. bracteat. glomeratis, 
spicatis V. paniculatis: perigonium scariosum persis- 
tens, segmentis 5 — 1 — 5; stam. hypogyna, opposita, 
isotepala v. pauciora, — c. parastemonibus ; ovarium 
1 — oo -ovulat., 3 — 4-stlgmeum. Utriculus v. capsu- 
la 00 -sperma imilocular. , raro baccata ; placenta 
basilaris, embryo ampliitropus, radicula prope hilum: 
