65. CHENOPODIACEiE. 291 



or doubled together without albumen ; radicle next the hile. — 

 L. without stipules or sheatha. 



Tribe I. SAZSOLE^K R. imiform, perfect. Seeds usuaUy 

 without albumen. Embryo spiral. St. continuous, leafy. 

 L. semicylindrical or terete. 



1. Sr.s;DA. Perianth 5-parted, without appendages. Stam. 

 5, from the receptacle. Stigmas 2 — 3, sessUe. Pericarp 

 membranous. Seed horizontal or vertical; testa crusta- 

 ceous. — With bracts. 



2. Saisola. Perianth 6-parted, segments ultimately with a 

 transverse dorsal appendage. Stam. 5, from an hypogynous 

 ring. Styles 2. Pericarp membranous. Seed horizontal; 

 testa memhranous. — With bracts. 



Tr. n. BETE^. Fl. uniform, perfect. Seeds with albumen. 

 Embryo curved round the circumference of the seed. St. 

 contimioiis, leafy. E.fiat. 



S. Ohenopodium, Perianth 3 — 5-parted, persistent, un- 

 altered. Stam. 5, from the receptacle. Stigmas 2 — 3. 

 Pericarp thin, free. Testa cmstaceous. Seed vertical or 

 horizontal. — Without bracts. 



4. Beta. Perianth 5-parted, persistent. Stam. 6, from a 

 fleshy ring. Styles 2 — 3. Pericarp imbedded in and 

 adhering to thejleshy tube of the periarith. Seed horizontal, 

 attached laterally. Testa memhranovs. 



Tr. ni. SAJjICORNIEM. M. uniform, perfect. Seeds and 

 embryo as in Tr. n. St. jointed, leafless. Stam. less 

 than 5. 



5. Salicoknia. Perianth fleshy, tumid, undivided, imbedded 

 in an excavation of the rachis. Stam. 1 — 2. Stjde very 

 short, stigma bifid. Pericarp membranous. Seed vertical, 

 covered by the persistent perianth. 



Tr. IV. ATRIPLICE^. Fl. moncedous, of two forms, rarely 

 perfect. Seeds, embryo, and stem as in Tr. n. 



6. Atbiplex. Perianth 3 — 5-parted. Stam. 5. Style 0. — 

 Perianth compressed, of 2 parts not eomiected above their 

 middle. Stam. 0. Stigmas 2. Pericarp membranous free. 

 Testa crustaceous. Seed vertical, attached by a lateral hile 

 either near the base or by means of a long seed-stalk in the 

 middle of the side ; radicle basal. 



o2 



