Cryptocoryne.] Aracee. 293 
Lvs. compound . : ; . 15b. Syngonium. 
Fls. bisexual : 
Perianth wanting. : : : . 12. RAPHIDOPHORA. 
Perianth of 4-6 scales : : ay BG. P OrHOs. 
Page 345.— 
2. CRYPTOCORYNE Fisch. 
Collar of spathe yellow or green: 
Limb becoming flattened, collapsing back- 
wards when dead, yellow outside . ; -)) ee €. ERA. 
Limb permanently twisted, collapsing for- 
wards when dead, greenish outside. . 2. C, WaALKERI. 
Collar of spathe purple : 
Limb yellow or green : : : : . 3. C. BECKETTII. 
Limb purple: 
Leaves not pustular : 
Leaves oblong, cordate, spreading . . 4. C. Percan. 
Leaves lanceolate, growing erect: 
Limb of spathe smooth . . 5. C. NEVILLIL. 
Limb transversely rugose : . 5a. C. spiralis. 
Leaves pustular, oblong, cordate . : . 6. C. THwalreslil. 
1. ©. lutea sp. nov. C. sp. Petch in Ann. Perad. XI, p. 21 (1928). 
Atiudayan, S. 
Rootstock slender; leaves usually long petioled, up to 7 in. 
long; petiole up to 3$ in.; lamina up to 3} in. long, I in. 
broad, varying to a length of 3} in.; lamina ovate-lan- 
ceolate, often inequilateral, apex obtuse, margin crisped, 
base subcordate with a wide sinus; cross veins prominent, 
purple beneath; spathe 4 in. long; pedicel 4 in.; bulb 3 in.; 
tube 2 in.; limb 1 in. long, lanceolate, acute, rugose, not 
twisted, green turning yellow-green on both surfaces; collar 
of the same colour as the limb; tube expanding slightly 
upwards, white, sprinkled purple-red. 
Yatiellagala. Fl. Oct. 
Var. minor. C. Walkeri Petch |. c. p. 22 pp. t. IV, f. 5, 7, 8. 
Rootstock stout; spathe under 3 ins.; limb smooth fruit 
globose, 3 in. diam., furrowed, crowned with the remains 
of the styles. 
Halloluva. 
Endemic. 
2. ©. Walkeri Schott.; Petch |. c. p. 22 pp. Atiudayan, S. 
Ganoruva. FI. Feb. 
The name Atiudayan appears to be applied to all species of Crypto- 
coryne. 
3. ©. Beckettii Thw.; Petch |. c. p. t. IV, f. 1-4. Atiudayan. 
Ganoruva; Kadugannava; Halloluva, Heendeniya (Van Buuren). 
Fl. Jan., Apr., Oct. 
4. ©. Petchii sp. nov. C. sp. indet. Petch I. c. p. 22 t. V, f. 1-5. 
Atiudayan, S. 
Part IV. 
