CXLVII. GEAMINB^, 955 



Beug. PI. p. 1192. liotthoelUa ;/ibbosa, Hack, ex Lisboa, in Jouru. 

 Bomb. Nat. V. 6 (1891) p. 195.— blowers : Nov. 



Kanaka : Birchi (N. Kanara), Talbot, 2072 !, Lisboa. — Distrib. India (Behar, 

 Chota Nagpur, W. Peninsula). 



6. Rottboellia exaltata, Linn.f. Suppl. (1781) p. 114. Perennial ; 

 stem 6-10 ft. high, erect, leafy, solid, smooth, branching from the base. 

 Leaves 6-24 by |-1 in., linear-lanceolate, setaceously acuminate, scabrid 

 or hispid and green above, smooth and glaucous beneath, the margins 

 spiniilosely scabrid; midrib stout, prominent beneath; sheaths loose, 

 glabrous or hispid, the mouth contracted ; ligule short, ciliate. Kacemes 

 '6-6 in. long, terete, glabrous, fragile, the upper part of the raceme 

 slender, with imperfect spikelets ; internodes ^-i in. long, dorsaliy 

 rounded, smooth. Sessile spikelets about as long as tlie internodes, 

 t; in. long. Glumes 4 ; lower invol.-glume i in. long, ovate-oblong, 

 obtuse, coriaceous, smooth, with truncate base, many obscure nerves 

 and scaberulous margins ; upper invol.-glume equalling the lower, 

 chartaceous, broadly ovate, acute, 9-11-nerved, the keel very shortly 

 winged towards the tip ; lower floral glume as long as the lower 

 invol.-glume, broadly ovate, acute, 3-nerved, rigidly membranous, 

 paleate, male, the palea like the glume, with incurved margins ; upper 

 floral glume a little shorter than the lower, ovate from a broad base, 

 acute, 1-nerved ; palea as long as the glume, hyaline, nerveless. 

 Pedicellate sp>il'celets more or less imperfect; lower invol.-glume narrowly 

 winged. PL B. I. v. 7, p. 156 ; Grab. Cat. p. 233 ; Trim. PI. Ceyl. 

 v. 5, p. 207 ; Woodr. in Journ. Bomb. Nat. v. 13 (1901) p. 437 ; 

 Prain, Beng. PL p. 1192. — Flowers: Nov. Vern. Bursali. 



Konkan: Sfocksl Deccan: Poona, Cookel, Wbodrow, 2'. — Distkib. Plains and 

 lower hills of India ; Ceylon, China, Malaya, Australia, Africa. 



22. MANISURIS, Sw. 



Annual erect slender leafy grasses. Leaves flat, cordate. Racemes 

 small, terete, axillary and terminal, shortly pedunculate ; rhachis green, 

 ultimately fragile, glabrous, with short broad internodes excavate 

 opposite the sessile spikelets. Spikelets minute, in dissimilar pairs, 

 one globose, sessile, 2-sexual, the other ovate, pedicellate, male or neuter, 

 the pedicel adnate or closely appressed to the joint of the rhachis. 

 Sessile spikelets : glumes 4 ; lower invol.-glume hard, globose, foveolate, 

 coriaceous at length crustaceous, with an oblong opening opposite the 

 rhachis ; upper invol.-glume minute, oblong, coriaceous, 1-nerved, 

 closing the orifice of the lower invol.-glume ; lower floral glume very 

 minute, hyaline, orbicular, empty ; upper floral glume and its palea 

 hyaline, broadly oblong. Lodicules 2, subquadrate. Anthers minute. 

 Styles and stigmas short. — Distrib. Species 2, tropical. 



1. Manisuris grantdaris, Linn.f. Nov. Gram. Gen. (1779) p. 40. 

 Stems 4-30 in. high, slender, compressed, softly hairy, leafy; nodes 

 hairy. Leaves lg-8 by \-h in., linear-lanceolate, acute or acuminate, 

 flat, hairy on both surfaces or on the lower only with" bidbous-based 

 hairs, margins ciliate, base cordate ; sheaths much shorter than the 

 internodes, hispid with bulbous-based hairs ; ligule very short, 



