Plate 2447. 



WOODEOWIA DIANDEA, Stai^f. 



Gramine^. Tribe Aghostide^. 



Woodrowia, Siap/ {gen. 7iov.) Spiculae l-floric, secus ramos inar- 

 ticulatos paniculse soHtariw, cum pedicello apice dilatato articulatse, a 

 latere compressa?, flore hermaphrodito. Gluinx 3 ; 2 exteriores vacuae, 

 dorso plus minusve incrassatse vel carinate ceterum pertenues, obscure 

 1 -nerves vel i. sub apice sub-3-nervis, ii. brevior angustiorque ; lii. flo- 

 rens, secundaj subjequilonga, byaliua, 1-nervis, apice biloba, arista inter 

 lobos tenui, geuiculata ; palea hyalina. ^tamina 2. Styh^ distiucti, 

 stigmatibus anguste plumosiF, lateraliter exsertis. Caryojms tenuxtpr 

 cylindrica, glumis inclusa, libera.— Gramen annuum, folns planis. 

 Panicula terminalis, contracta, pedunculata, rJiacU Irevi, rarms gra- 

 cillimis simplicibus. Spicule basi piUs hrevihus nitidis cmct(^. 



W. diandra, Stapf {sp. unica) ; culmis ramosis gracilibus ad nodos 



pilorum annulo adpressorum omatis laevibus, iiiternodns interroedns 

 longe exsertis, vaginis arctis glabris vel iiiferionbus superne hiisutis 

 sumniis interdum dilatatis apertisque, laminis anguste lineanbus, 

 setaceo-atteuuatis summis admodum redactis vel omnmo suppressis 

 hirsutis in margine asperis, ligula brevi truncata ciliolata, pamculaj 

 ramis circiter 4, spiculis virescentibus vel violascentibus, gluma i. m 

 dorso plus minusve pilosa in marginibus ciliolata, u. m carina dense 

 ciliata, iii. cum arista secundum spiras columnie brunne^ ciliata supra 

 genu flavescente, palea plicata explanata obovata enervi minute cilio- 

 lata, lodiculis latis iniequaliter lobulatis, caryopsi flavescente glabra. 



Hab. India 



Wood: 



Gramen U-2 ped. altum. Foliorum lamina inferiorum 3-4 poll, 

 longa, 1-2 lin. lata. Panicula 2 poll, longa ; rliachis communis 3-4 

 lin. longa ; pedicelli ad | lin. longi. Spicul<z 3 \m lon^a. ; arista 

 columna 2 lin. lorga, seta 3-4 lin. longa. Caryopsis 3-3-0 Im. longa. 



Woodrowia is allied to Garnotla, Brongn., and it P?''*!^"j^,'!>^'L!>n^^; 

 bles weak forms of G,po1yporjonoides, Oliv. The P;.^^"P^^,ff^[2^^ 

 are in tbe structure of the panicle and in the nervation of the glumes, 

 ^v>hich are moreover laterally compressed in a very marked de ree. 

 The thickening of the dorsal portion of the glumes i and '^-^^^^^s re- 

 arkably from a slightly coriaceous texture to a stout spongy keel, 



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