Dactyloctenium. gramine^ 557 



2. D. Scindicum (Boiss. Diagn. Ser. II, 4, p. 131) perenne? 

 caulibus ex rhizomate brevi nodoso geniculatis et prostratis prolifere 

 ramosis, culmis floriferis elongatis erectis subnudis gracilibus, foliis 

 brevibus linearibus acuminalis planis basin versus margine cilialis, 

 ligula truncata ciliata, spicis 4-3 brevissimis ovatis in capilulum ter- 

 minale digitatim congcstis racbide in mucronem producta, gluma 

 inferjore oblonga acuta superiore majore ovata in aristam ea brevio- 

 rem oblique et abrupte abeunti, glumella oblongo-lanceoiala apice 

 obtusiuscula carina scabra in mucronem brevem abeunte, nervo late- 

 rali prominulo %. Eleiisine aristata Ehrenb. Mss. 



Hab. in ditioue Scinde et probab. in Belutchia inferiore (Stocks G87!). 



Folia radicalial-1 Vs-poUicaria, culmi floriferi pedales eis D. yEgyptiaci 

 longiores, spica^ 5 lineas tantum longa; tres latse. inde inflorescentia capituli- 

 formis. 



DINEBRA (Jacq. Fragm. 77. — Dinmha Del. Eg.). 



Spiculse secus spicoe rachidis plan?e dilatatse faciem exteriorem 

 biseriales sessiles 2-4-flor8elloscuIis inferioribus hermaphroditis supe- 

 riore cum adest tabescente. Glumae subajquales coriacea3carinat?eIan- 

 ceolatce longe subulalo-attenuatre flores longe superantes. Glumella 

 el palea membranacere ovatse acutce carinala^illa obsoletequinquener- 

 via, palea bicariiiata retusa. Squamulai bina}. Styli bini breves, 

 stigmata plumosa. Garyopsis oblonga acuta a latere subcompressa. 

 — Ilerba annua spicis multispiculatis in paniculam simplicem race- 

 mosam dispositis sparsis sessilibus. 



1. D. retroflexa (Vahl Symb. 2, p. 20 sub Cynosuro) annua, 

 culmis ereclis inferne SKpe geniculatis, foliis late lanceolato-Iineari- 

 bus longe acuminatis leneris, ligula brevi truncata, spicis in panicu- 

 lam simplicem racemiformem laxam dispositis demum patenlibus 

 vel retroflexis sessilibus linearibus dense vel iaxiuscule multispicu- 

 latis, gluniis longe subulato-acuminatis flosculos 2-3-pIo supcranti- 

 bus O- D. refroflexa Panz. — D. jEqyptiaca Jacq. Fragm. tab. 121. 

 fig. 1. — Del. Eg. tab.II, fig 3 - D.ArabicaP. de B. Agr. tab. 46, 

 lig. 2. — Leptochloa Arabica \\}^. Gram. I, 91. 



Hab. in cultis, Egyptus inferior ad Damialam (Del. Ehr ! Sieb!), Roset- 

 tam (Duparq!), Alexandriam (Sauiar !). Babyloniani ad Bagdad (Haussli!), 

 Affghaniani (Griff!). 



Planfa Vj-I Vi-ped;^bs panicula iuterdum pedali. Spicae longitudine nmltum 

 variant 'i-5 lineas vel interdum 1-2 pollices iongai. 



Ar. Geogr. Nubia, Aljysbinia, Senegalia, India orientalis. 



Tr. IX. FESTUGE^ (B^^ 1. cit. p. 1089). 



Spiculse 2-muItiflora3 varie paniculaliJ vel rarius racemosaj, plus 

 niinus longe pedicellatae. Glumaj flosculo inferiori siepissime breviores. 



36 



