274 65. chenopodiacEjE. 



1 . Amaranthtjs Linn. 



[l. A. Blitum (L.) ; fl. S-fid 3-androus, clusters small lateral 

 the upper ones in a small naked spike, st. diffuse glabrous. — 

 E. B. 2212.— Waste places near towns. A. VIII.] E. 



Order LXV. CHENOPODIACE^. 



Perianth 5-parted, persistent. Stam. from the base of the 

 perianth. Ovary free or cohering with the tube of the perianth ; 

 ovule 1, attached to the base of the cell. Styles divided, or 

 rarely I. Fr. not bursting, dry, membranous, included in the 

 perianth which often becomes enlarged or fleshy. Embryo curved 

 round farinaceous albumen, or spiral, or doubled together with- 

 out albumen ; radicle next the hilum. — L. without stipules or 

 sheaths. — For figures of the genera see G. F. G. Monochl. 



Tribe I. SA LSOLE^. Fl. uniform, perfect. Seeds without 

 albumen. Embryo spiral. St. continuous. L. semicylin- 

 drical or terete. 



1. So/EDA. Perianth 5-parted, without appendages. Stam. 

 5, from the receptacle. Stigmas 2 — 3. Pericarp membra- 

 nous. Seed horizontal or vertical; testa crustaceous. — Brac- 

 teated. 



2. Salsola. Perianth 5-parted, segments ultimately with a 

 transverse dorsal appendage. Stam. 5, from an hypogynous 

 ring. Styles 2. Pericarp membranous. Seed horizontal ; 

 testa membranous. — Bracteated. 



Tr. 11. BETE^. Fl. uniform, perfect. Seeds with albumen. 

 Embryo curved round the circumference of the seed. St. 

 continuous. L. flat. 



3. Chenopodium. Perianth 3 — 5-parted, persistent, un- 

 altered. Stam. 6, from the receptacle. Stigmas 2 — 3. 

 Pericarp thin, free. Testa crustaceous. Seed vertical or 

 horizontal. — Without bracts. 



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

 fleshy ring. Styles 2 — 3. Pericarp immersed and adhering 

 to the tube of the perianth. Seed horizontal, attached late- 

 rally. Testa membranous. 



Tr. III. SALICORNIE^. Fl. uniform, perfect. Seeds and 

 embryo as in Tr. II. St. jointed. 



5. Salicornia. Perianth fleshy, tumid, uncHvided, imbedded 

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



