- 174 — 



Flores bibracteolati, liermaphroclitici, polygami v. unisexuales, plurimum cymosi. Peri- 

 anthii pliylla scariosa, saepe colorata, 5 — 3, plurimum libera. Stamina totidem; iilamenta 

 libera vel basi ^nnlilo conjuncta; antherae quadriloculares. Stigmata2 — 3. Capsula circum- 

 scissa vel utriculiformis, monosperma. Ovulum erectum. Embryo annularis; albumen centrale; 

 testa coriacea vel crustacea. 



XIX. Amarantus 



L., Spec. pl., 989 (1753) AmarantJms; Gen., ed. V, nr. 941; Endl., Gen., I, 303; Benth. 

 Hook., Gen., III, 28; Schinz in Engl. Prantl, Nat. Pflanzenfam., III la, 102 p. p. — Kunth, 

 Fl. BeroL, II, 144; Moqu. in DC, Prodr., XIII 2, 255; Beck, Fl. Nied. Ost., 342. — Amaran- 

 thus plur. aut. — Amaranttts subgen. Euamarantus Gren. Godr., Fl. franc, III, 4; sect. Amaran- 

 tus Kittel, Tasch. Fl. Deutschl.,3. Aufl.,327; Wohlf.,Syn. fl. Deutschl., III, 2198. — Blitum et 

 Amaranthus Moench, Meth., 358, 359 (1794). 



Inflorescejitiae glomeratae v. spiciformes, pyramidato-paniculatae, terminales et axillares. 

 Capsula circumscissa. Semen lenticulare, plurimum nigrum, nitidissimum. Plantae annuae. 



Sect. 1. Amarantotypus. 



Dumort.,Fl. Belg., 19 (1827); Sect. Euamarantus Moqu. in DC.,Prodr.^XIII 2, 255 (p. p.) 

 Perianthia phylla 5. Stamina 5. Glomeruli omnes floribus (J et J constantes. Bracteae 

 in apice modo spinescentes. 



*) Viriduli. Spicae plurimum virides vel rubescentes. Folia viridia rarius rubescentia. 



1. Altiarantus retroflexus L., Spec, 991 (1753); Willd., Amar., t. 11, fig. 21; Reich., Fl. 

 Germ.,585; Iconogr.,V, 45, f. 608; Koch, Syn. fl. Germ.,G01; ed. II, 691; Moqu.in DC, Prodr., 

 XHI 2, 258; Gren. Godr., Fl. fr., 111, 5; Coss. in Ann. sc. nat., ser. 3, VII (1847), 211: Beck, 

 Fl. Nied. Ost.,342; Pospich.,Fl. Ost. Kustenl., I, 373; Wohlf.,Syn. fl. Deutschl, III, 2198 (p. p.); 

 Asch. Graebn., Fl. nordostd. Tiefl., 290. — A. spkatus Lam., Fl. fr., II, 192 non L. — Pyxidiwn 

 retroflexum Mont., Syn. fl. Jur., 261 (1856). Caulis erectus, — 1 m altus, simplex v. ramosus, 

 sulcatus, dilute viiidis vel paulo rubescens, ± breviter pilosus. Folia longe petiolata, ovata 

 vel ovato-rhombea, utrinque ± attenuata, undulata, pallide viridia, subtus in nervis albis 

 prominentibus pilosa. Spicae axillares breves, crassae, densiflorae, superiores pluri- 

 mum paniculam terminalem densam erectara lobatam aphyllam formantes; spica terminalis 

 lateralibus subaequilonga vel paulolongior; omnes pallide virides vix rubescentes. 

 Bracteae florum lateralium lanceolato-subulatae, in apice spinulosae, in margine scariosae, 

 perianthio duplo longiores, 4 — 6 mm longae. Perianthii phylla linearia, in apice 

 obtusa vel truncata mucrone vel denticulis praedita, 2 — 3 mm longa, fructum vix vel 

 paulo superantia. Operculum capsulae rugosum. Semen carina rotundata marginatum, 

 c. 1 mm latum. 



Formae sequentes observantur: 



1. major [Moqu., I. c, 258] Altior, paniculis valde ramosis, sublaxis. — 2. pusiilus [Coss. in 

 Ann. sc. nat., ser. 3, VII (1847), 212; i. pumila Uechtr., Exsicc.!] Nanus, spicis haud ramosis, 

 parvuUs; foliis saepe parvulis. In siccis apricis. — 3. emarginatus [Schur, Enum. pl. Trauss., 



