C. ClIENOPODIE^. 315 



Suborder 2. Spirolobeae. Embryo spiral. (Gen. 10-11.) 

 10. SU^DA, Moq. 



Flowers mostly bisexiual, bracteolate. Calyx urceolate, 5- 

 parted ; segments equal, tliicldsli, fleshy, at length inflated and 

 berry-like, sometimes dry and subcarinate (but never horned 

 or winged). Stamens 5, hypogynous. Ovary cylindrical- 

 ovate, truncate, sometimes with an annular disk ; style ; 

 stigmas 3-5, compressed-lanceolate, papillose, divergent. 

 Fruit utricular, compressed, in the closed calyx ; pericarp very 

 thin, filmy, free. Seed vertical ; albumen or scarcely any ; 

 embryo in a flat spiral, terete.— DO. Frod. xiii. pf. 2. p. 155. 



Herbs or halfslirubs, of salt ground and seashores. Leaves alternate, 

 sessile, subtcrete, fleshy. Flowers axillary, mostly glomerulate.— <S. indica, 

 Moq., occurs at the Cape. 



11. CAROXYLON, Thunb. 



Flowers bisexual, 2-bracteate. Calyx 5-parted, the seg- 

 ments at length dorsally-winged transversely, the apex erect 

 or rarely, in fruit, reflexed. Stamens 5, hypogynous ; fila- 

 ments flat. Disk cup-like, sometimes crenate. Ovary de- 

 pressed-globose ; style long or short; stigmas 2, subulate or 

 ovate, papillose above. Fruit utricular, depressed, enclosed 

 in the hardened 5-rayed calyx ; pericarp membranous.^ Seed 

 horizontal, depressed-globose ; albumen ; embryo coiled up 

 or conical-spiral, green.— DC. Frod. xiii. ;jjf. 2. p. 172. 



Herbs or underslirubs, glabrous or pubescent, rarely nearly leafless. 

 Leaves alternate or opposite, sessile, subcylindrieal, fleshy. Flowers axil- 

 lary, sessile, solitary or subsolitary.— 4 South African species ; colonial name, 

 " Canna-bosch." 



Oeder CI. AMARANTACE^. 



Calyx 3-5-parted or -cleft, dry and membranous, mostly 

 coloured, persistent, imbricate in bud. Stamens as many as 

 the segments, and opposite them, or fewer, with or without 

 alternating barren stamens; anthers 2-1-celled. Ovary 

 single, ovate, compressed, free, 1-celled, 1- or several-ovuled ; 

 ovules affixed to cords rising from the base of the cavity ; 

 style terminal, simple ; stigma capitate, or 2-3 filiform stigmas. 

 Fruit 1- or many-seeded, mostly enclosed in the unaltered 

 calyx ; pericarp membranous (very rarely juicy), indehiscent 

 or circumscissile. Embryo curved round copious, floury albu- 

 j^^QYL. — Herbs or undershrubs of the warmer zones. Leaves 

 opposite or alternate, exstipulatc, very rarely fleshy, mostly 

 quite entire. Flowers small, capitate spiked or panicled. 



