2 
superum ¢ : valva late lanceolata vel oblonga, dorso valde convexa, 
2 mm. longa, chartacea, tenuiter 5-nervis, straminea, nitida ; valvula 
textura similis, arcte valva amplexa. Antherae 1-75 mm. — 
Caryopsis oblonga, dorso valde convexa, 1-6 mm. longa, 0-6 m 
lata.—Echinolaena polystachya, H.B.&K. Nov. Gen. et Sp. vol. ie 
p. 119, t. 679. #. Trini, Moritzi, Syst. Verz. Zoll. p. 102. Lappago 
aliena, Spreng. Neue Entdeck. vol. iii. p. 15. Panicum uneinatum, 
§ Pseudechinolaena). P. glandulosum, Nees ex Trin. eee Pan. 
d Agrost. Bras. p. 128. P. nemorosum B, Trin. le. P. 
heteranthum, Link, Hort. Berol. vol. i. Pp. gia: 2 Samia Willd. 
ex Doell. in Mart. Fl. Bras. vol. ii. pars ii. p. 193. P. pi 
K. Schum. in Engl. Pfl. Ost-Afr. C. p. 103, non aliorum 
Tropics or BorH HeMIspHEREs. Widely distributed, particularly 
in forests and other shady or moist places, often in cultivations. 
Echinolaena, to which genus the species figured here is now generally 
referred, is by i its standard species a distinct genus, characterised by 
rather large spikelets tightly packed in pga hes cpg spiciform 
racemes, and confined to the New World.—O. Sra 
1 and 2, spikelets (1, with the characteristic hess bristles) ; 3, hooked 
bristles from the back of be goad glume ; 4, eo r glume ; 5, lower floret, showing 
ec Sea, aoe on window”) at the base ; + 6, valve of same, flattened out ; 
— t with valvul caryopsis, All enlarged. 
