— - — — 219 



nata ^. Braun, I. c. j^AItrl." — n. 271. Brassica nigra 

 var. abyssinica Braun. 1. c. — n. 270. Guizotia oleifera 

 D(]^ — n. 273. Capsicum pabescens Braun \, c. — 



Cujns eniimerationis ad calcem characterem reforma- 

 tum Beclcerae^ iiec non alioriim qnorundam graminum 

 abyssinicorum descriptiones annectere non abs loco videbatur. 



BECKERA Fresen, 



(Fresenius in Mus. Senkeuberg. II. 2. p. 132. t. 8. — 

 Endlicher Gen. p. 1353. n. 749/1. (sub Phalarideis). 



Locus in Syst. prope GymnotricJiem , cujus Subgenns 

 . sive Sectionera potius, quam proprium genus, exhibere videtnr. 



CTiar, gen. reform. Involucrum aut nullum, aut 

 unisetum cum spicula deciduum. Spicula biflora, hemigama 

 aut hemigamo-dioica. Glumae duae, membranaceae, bre- 

 vissimae, truncatae, subaequales; superior haud longior. 

 Flosculi membranaceo-herbacei, acuti setigerive; inferior neu- 

 ter, univalvis, valvula mutica aut setigera; superior bival- 

 vis, masculus aut hermaphroditus, valvula inferiori mucro- 

 nata aut mutica, superiori brcvi membranacea acuta. Lodi- 

 cnlae membranaceae, rotundatae. Stamina 3, antheris lu- 

 teis. Ovarium depressum; styli filiformes usque ad basin 

 discreti. 



Spicae siraplices, axillares, solitariae aut fasciculatae. 



1. BecJcera polystachya Fres. (I. c,): involucro 

 nullo, floscuio inferiori setigero, superiori mucronulato. 



2, BecJcera dioica N. ab E,: involucro nniseto, 

 spiculis muticis dioicis. 



GymnotTirix uniseta ]V,abE,Gr&m.Mric. austr. 

 p. 66. n. 1. 



Setaria dioica Höchst, in Schimp. it. Abyss. n. 

 262. (^) et 126 ($). 



Nom,abyss, jjSari Dcmhela" ((^) et ,jAf Heggo" (g). 



