Sciaphila. ] Tnuridez. 299 
2a. S. inornata Petch ms. sp. nov.* 
Stem 24-4 in., simple, flexuous; sheathing scales few, dis- 
tant; racemes 3-14 in.; fl. secund, 4 in. broad; bracts 4-4 
times as long as the stoutish pedicels; pedicels up to + in.; 
perianth segments, rather longer than the carpels, head of 
ripe carpels 4 in. diam. 
Shady forests of the montane zone; very rare. Hakgala. Fl. Feb. 
Endemic. 
Page 372.—For Aponogeton monostachyton Linn. read: 
1. A. natans Engl. & Krause Aponogetonacee in Engl. Pflanzen- 
reich IV, 13, p. 11 (1906). Saururus ?natans Linn. Mant. II, p. 227 
(1771). Aponogeton monostachyon Linn. f. Suppl. Pl. p. 214 (1781). 
Page 373.—For Potamogeton indicus Roxb. read: 
1. P. Roxburghianus Schult. f. in Mant. III, p. 367 (1827). 
P. indicus Roxb. Fl. Ind. I, p. 452 (1820) non Roth. 
For P. pectinatus Linn. read: 
2. BP. filiformis Pers. Syn. I, p. 152 (1805). P. pectinatus Trim. 
Fl. Ceyl. IV, p. 374 (1898) non Linn. 
C.P. 590 is referred to P. fluitans.Roth. by Ascherson and Graebner 
in Engl. Pflanzenreich; they also attribute P. pectinatus Linn. and 
P. perfoliatus Linn. to Ceylon, erroneously. Ruppia subsessilis Thw. 
is referred to R. rostellata var. brevirostris. 
Page 375.—For Naias major All. read: 
1. N. marina Linn. Sp. Pl. p. rors (1753); Rendle Naiadacez in 
Engl. Pflanzenreich IV, 12 p. 7 (1901). 
Page 376.—For Cymodocea Koenig read: 
Anthers inserted at the same level . . ; . 5. CYMODOCEA. 
Anthers inserted at different levels . : . 5a. DIPLANTHERA. 
5a. DIPLANTHERA Thou. 
As Cymodocea but leaves flat; anthers inserted at different 
levels.—Sp. 2. 
For Cymodocea australis Trim. read: 
Diplanthera uninervis Asch. in Engl. u. Prantl. Nat. Pfl. 
Nachtr. p. 37 (1897); Asch. & Graebn. Potamogetonacee in Engl. 
Pflanzenreich IV, II, p. 152 (1907). Zostera uninervis Forsk. Fl. Atg. 
CBs) p- 159 (1775). Cymodocea australis Trim. Syst. Cat. p. 99 
1885). 
* Affinis S. erubescente Miers, sed stylo longiore differt.—Typus : 
Hakgala, Petch. 
Part IV. 
