FLOBULA ADENENSIS. 39 



Trichoma micrantha, Schrad. in Roem. et Schult. Syst. Veg Mant 

 11. p 163; T leucantha, Hochst. in Schimp. PI. Abyss, n. 1818- 

 Saccharuml rfw«/i>rttm,Edgew. Journ. Asiat.Soc.Benir.xvi p 1219 

 Hab. Aden (Edgew., Hook.fil. et T. !). P " 



^ * n ins ^ Capitis Viridis! et insulis Canariensibus ! oris Africa 

 aclTdnde^ ™ inSUk ^^ AbySsinia! « P^nsula Arabia? usque 



2. Panicum, Z«w. 



1. P. viride (Linn., Sp. PL Willd., i. p. 335). Radice fibroso, glabro • 

 culmo ba S1 decumbente vel erecto, ligulis ciliatis; foliis lanceolatis, 

 acuimnatis, acutis, planis, margine scabris vaginis striatis, pubescenti- 

 bus; paniculis solitariis, densis, cylindricis, spiciformibus, setis scabris 

 aspens; setis spicula plus minus longioribus, ad basin spicule soli- 

 tarns; spiculis sub-bifloris; glurais exterioribus obscure 4-6-nerviis, 

 glabris ; glutna florifera (glumella) ovata, obtusa, enervi, striata, tuber- 

 culata, subcrustacea.— Seturia viridis, Pal. de Beauv. Agr. t. 14. f. 3. 



Hab. Aden, in umbris arbuscularum (T. Anders.). 



Distr. In toto orbe calidiore. 



Annua, in Aden, herba pusilla 3-6 uncialis. Paniculce interdum simplices. 



3. Pennisettjm, Pal. de Beauv. 



I. P. cenchroides (Rich, in Pers. Syn. i. p. 72). Culmo erecto, 

 ramoso, glabro ; vaginis glabris, margine ciliatis, ligula barbato-ciliata ; 

 folns hnearibus, acutis, planis, pilosis; paniculis solitariis spicifor- 

 mibus, cylindricis, obtusis; involucri setis aristaeformibus, insequa- 

 bbus, basi phimosis, apice purpurascentibus ; spiculis 2-3-floris; 

 gluma florifera (glumella) subcartilaginea, 3-nervia ; ovario glabro ; 

 stylis inferne connatis, plumosis. — Cenchrus ciliaris, Linn. Mant. 

 p. 320; P. rvfescens, Spreng. in Schimp. PI. Arab. n. 153; Cenchrus 

 pennisetiformis, Hochst. et Steud. in Schimp. PI. Arab. n. 9/3; P. ci- 

 Hare, Link, Hort. Ber. ii. p. 216; P. distylum, Guss. Fl. Sic. Prod. 

 Suppl. i. p. 12; P. ciliatum, Parlat. 



Hab. Aden, in locis depressis arenosis (Hook.fil. et T. !). 



Distr. In locis aridis regionum calidiorum Africa? et Asiae. 



Tribus Stipace,e. 



4. Abistida, Linn. 



1- A. Adscensionis (Linn. Sp.Pl. p. 121). Radice fibroso, tomentoso, 

 culmis plurimis decumbentibus vel erectis, vaginis nodisque glabris, 

 ligulis obscure vel barbato-ciliatis ; foliis linearibus, acutis, involutis, 

 margine scabris ; paniculatis, coarctatis, subsecundis, basi interrupts ; 

 spiculis unifloris; glumis subulatis inaequalibus, muticis, glabris ; gluma 

 ilorifera (glumella) apice triaristata, aristis scabris. — A. cterulescens, 



