A JiEVISIOX OF THE IXDIAA SPECIES OF ROTALA. 707 



aro hiilf-cxsiTteil and the style almost as lone; as the lobes, in the long- 

 styli'd (lowers the stamens are half the lenjith of the lobes and the style is 

 three times as long as the ovary ; stigma bilobed. 



Capsule I'-valved, ellipsoid, much longer than broad. Seeds brown-yellow, 

 elliptic, peltate. 



Habitat : Bombay Presidency : On bare rocky ground on the highest 

 (ihats, also below the (ihats at Shivapore (ex Dalz. and Gibs.) ; V. Western 

 C4hats, l(ii>4 m alt. (Delessert) ; Mahableshwar in large dense patches on 

 the bare damp rocks (known as ' Mahableshwar heather' ), Dec. 1890 : Jan. 

 1S91, Jan. 18S»L> (T. Cooke !) ; Mahableshwar to Pratapgad on wet rocks,. 

 Nov. 1902 (R. K. Bhide. No. li'lt? !) ; ' Malabar Concan ' (Stocks, Law, etc., 

 in Herb. Hook. f. andTh. ! ). Apparently endemic in the Bombay Presi- 

 dency. 



(i. Rotala slmpliciusoida, Koehne in Engl. Bot. Jahrb. i (1880) lo9, et 

 in Engl. PHanzenr, iv, 216 (1903) 33. — Ammannia siinjdiciuscula, S. Knrz, 

 in Journ. As. Soc, Beng. xl, 2 (1871) 54, et xlvi, 2 (1877) 85, (descr. 

 erron.) ; Clarke in Hook. f. Fl. Brit. Ind. ii (1879) 568. 



Decumbent herbs, creeping at the base and rooting, glabrous ; erect 

 part 1-4 cm. high. Stem 4-gonous, simple or sparingly branching, filiform. 

 Leaves opposite, oblong or oblong-linear, 2'5-o mm. long, l'5-5 mm. broad, 

 upper ones smaller, often obovate-oblong, obtuse or retuse, the lower ones 

 narrowly oblong. 



Flowers minute, scarlet, solitary, axillary, shortly pedicelled, in the 

 axils of the upper leaves. Bracteoles 0. Calyx o-4-lobed, hemispheric in 

 fruit; lobes broadly triangular, as long as the tube: cornua or very 

 minute. Stamen 1. Petals extremely minute, linear. Style very small. 



Capsule 3-v^alved, subglobose, twice as long as the calyx, red. Seeds 

 black, subhemispheric, excavated on the plane face. 



Habitat : Chittagong : on muddy ground around ponds and in inundated 

 rice-fields, rare (Knrz \), -1,000' (Hook, f . and Thorns. No. 23 !) ; Khasia. 

 1850 (Herb. Calc. !). 



7. Rotala pentandra, nov. comb. — Ammannia doisiflora, Roth in Roem 

 tt Scliult. Syst.iii (1818) 304; Nov. Spec. Ind. Or. (1821) 99, cum diagn. 

 erronea ; DC. Prodr. iii (1828)79. — Ammannia pentandra, Hoxb. Fl. Ind. i 

 (1820) 448; DC. Prodr. iii (1828) 79; Wight and Arn. Prodr. i (1834) 

 305 ; Blume Mus. Bot. ii (1852) 134, t. 2, f . 46 ; Knrz in Journ. As. Soc, 

 Beng. (1877) pt. ii, 85; C. B. Clarke in Hook. Fl. Brit. Ind. ii (1879) 

 568 (excl. var. fimbriata) ; Tnmen Fl. Ceyl. ii 224; Duthie Fl. Upper 

 Gang. Plain, i (1903) 350 ; Cooke Fl. Bomb. Pres. I (1903) 507.— .4. nana, 

 Roxb. Fl. Ind. i (1820) 427 sec. Wight, an recte ? — Selloicia ulif/inosa, 

 Roth Nov. Sp. Ind. Or. (1821) 156.— Winterlia ulif/invsa, Spreng. Syst. i 

 (1825) 7 SS. —A)n)na7i7iia )iib>-cf,Ilam. in D. Don Prodr. Fl. Nep. (1825)220.— 

 Rotala ro.rbuiyhiana, Wight Ic. i (1840) t. 260 B, Illust. i (1840) 206.— 

 A)}imannia leptopetala, BlnmcMws. Bot. h (1852) 134 — Tritheka pmtandra 

 Miq. Fl. Ind. Bat. i (1855) 614, 10S9.— 1)1 t/ieca dnisi/tora, Miq. 1. c. 615.— 

 Ammannia littorea, Miq. Pvo\. F\. Jap. (1866-67)149. — Rotala illecebroidex, 

 Koehne, in Engl. Bot. Jahrb. i (1880) 161, in Engl. Pflanzenr. iv, 216 (1903) 

 ;;4. — Rota/a leptopetala, Koehne, in Engl. Bot. Jahrb. iv (1883) 388, in Engl. 

 Pflanzenr. 1. c. M.— Rotala densiflova, Koehne in Engl. Bot. Jahrb. i (1880) 

 164, iv (1883) 388, in Engl. Pflanzenr, 1. c. 35 (cum subsp. et \&r.)— Rotala 

 alata, Koehne. in Engl. Bot. Jahrb. i (1880) 171, et in Engl. Pflanzenr. iv, 

 216 (1903) 40. 



Stem 5-45 cm. long, erect or creeping at the base and rooting, 4-gonou8, 

 often winged and with numerous 4-gonous opposite slender branches. 

 Leaves decussate 2-32 mm. long, 1-9 mm. broad, broadly ovate or almost 



