330 80. TKrEiiAcua;. — 81. DioscoEEACEiE. 



Class II. MONOCOTYLEDONES. 



Stems destitute of medullary rays, consisting of cellular 

 tissue amongst ■wMch the vascular tissue is mixed in bun- 

 dles, increasing by the addition of new matter within. 

 Leaves mostly alternate and sheathing, with parallel simple 

 veins connected by smaller transverse ones, rarely net- 

 veined. Cotyledon one, or if more they are alternate. 



Division I. DICTYOGEN^. 



Leaves net-veined. Floral envelopes whorled. 



Order LXXX. TEILLIACE^. 



Perianth inferior, 6- or 8-parted ; in 2 whorls ; outer whorl or 

 calyx herbaceous; inner or corolla coloured, or in our plant her- 

 baceous. Stam. 6 — 10. Anth. linear ; filaments subulate. Ovary 

 superior, 3 — 5-celled. Ovules indefinite in number, in two rows 

 in each cell. Styles as many as the cells, distinct ; stigmas in- 

 conspicuous. Fr. succulent, not bursting. Seeds with a leathery 

 skin. Embryo minute, in fleshy albumen. — Raphidiferous. 

 Often combined with Liliacea. 



1. Pabis. Perianth subherbaceous, 8-parted ; 4 inner divi- 

 sions narrower than the others. Stam. 8 — 10. Anth. on the 

 middle of the subulate filament. 



1. Pae'is lAnn. Herb Paris. 



1. P. quadrifdlia (L.) ; L usually 4 in a whorl. — E. B. 7. — St. 

 1 ft. high, from the end of a long rhizome, usually with 4, rarely 

 from 3 — 6, ovate 1. at its summit. Fl. solitary, terminal. Sep. 

 lanceolate. Pet. subulate. Styles 4. Berry 4-celled; cells 

 with 4 — 8 seeds. No root-leaves. — Damp woods. P. V. E. S. 



Order LXXXI. DIOSCOKEACE.^. 



Perianth superior, petal-like, 6-pai'ted. Stam. 6, inserted into 

 the base of the segments of the perianth. Anth. bursting in- 

 wards. Ovary inferior, 3-celled. Ovules 2 in each cell, erect. 

 Style 1. Stigmas 3, reflexed. Fr. baccate, or dry and flat. 

 Embryo minute, quite enclosed in the albumen. 



