128 Lythracee. [ Rotala. 
LIV.—LYTHRACE/E. 
Page 223.—For Ammannia L. read: 
Fls. solitary . ; : : : : . 1. Rema 
Fls. in cymes or clusters - 
Placenta in the ovary not continuous with the style . 1a. AMMANIA. 
Placenta in the ovary continuous with the style . Ib. NESAA. 
1. ROTALA Linn. 
Perennial or perennial herbs; 1. opposite, whorled or rarely 
alternate; stip. ‘o;- fis, “im the Ceylon species, solitary and 
axillary ; bracteoles 2 cal.-lobes 3-6, often with an epicalyx; 
petals 3-6, rarely 0; stam. 1-6; ovary 2-4-celled, with ees 
ovules in each cell; capsule septicidally dehiscent. —Sp. 
cosmopolitan. 
For Ammania peploides Spr. read: 
1. Rotala indica Koehne, in Engl. Bot. Jahrb. I, p. 172 (1890). 
Peplis indica Willd. Sp. Pl. II, p. 244 (1799). ?Ammania nana Roxb. 
PE dad. il, 4p. 427.862). 2 A. peploides Spr. I, p. 444 (1825). 
For Ammania Rotala F. Muell. read: 
2. Rotala verticillaris Linn. Mant. p. 175 (17 
verticillaris Baill. Hist. Pl. VI, p. 439 (1877). A. 
Ceyl. II, p. 214 (1894) non F. Muell. 
71). Ammania 
I 
Boge "Tria. FE 
For Ammania pentandra Roxb. read: 
Style 3-3 as long as the ovary; calyx-lobes tri- 
angular, acute; petals rather large; floral leaves 
usually much smaller than the others ; . 3. R. DENSIFLORA. 
Style as long or longer than the ovary; calyx-lobes 
very short; petals very small; floral leaves not 
conspicuous, smaller than those of the stem R. leptopetala. 
3. Rotala densiflora Koehne, in Engl. Bot. Jahrb. I, p. 164 
(1880). Ammania densiflora Roth, in Roem. & Schult. Syst. III, 
p- 304 (1818). A. pentandra Roxb. FI. Ind. I, p. 448 (1820) pp. ; Trim. 
Fi. Ceyl. 11, p> 224 (7894) pp. 
Also in Africa, S.E. Asia and Tropical Australia. 
R. LEPTOPETALA Koehne, in Engl. Bot. Jahrb. IV, p. 388 (1883). 
Ammania pentandra Trim. Fl. Ceyl. II, p. 224 (1894) pp. ?Roxb. 
A. leptopetala Bl. Mus. Bot. Lugd. Bat. II, p. 134 (1852). 
Throughout Southern and Eastern Asia. 
I have seen no specimens of this. Blatter and Hallberg, in Journ. 
Bomb. Nat. Hist. Soc. XXV, p. 707, reduce it to R. densiflora Koehne, 
probably correctly. 
Part II. 
