558 CLXVII. LEMNACEJ5. (J. D. Hooker.) [Wolfia. 



ix. 265 (not of Schleid.). Lemna arrhiza, Linn. Mant. 294. L. globosa, 

 Boxb. Fl. Ind. iii. 565; Grah. Cat. Bomb. PI. 252; Dalz. & Gibs. Bomb. 

 Fl. 281. Grantia globosa, Griff. Notul. iii. 229 ; Ic. PI. Asiat. t. 267, f. 2. 

 Bruniera vivipara, Franchet in Billot. 1864, 25. 



Common, probably throughout INDIA and CEYLON. DISTRIB. Cosmopolitan. 

 Of this Kurz distinguishes two Indian varieties, a larger, Delili ( G-rantia, globosa, 

 Griff.), and a smaller with more cylindric fronds, the Lemna globosa, lloxb. 



2. W. microscopica, Kurz in Journ. Linn. Soc. ix. 265 ; frond flat 

 above, conical beneath and tapering into a root ? Hegelm. Lemnse, 127. 

 Grantia microscopica, Griff. Notul. iii. 226 ; Ic. Plant. Asiat. t. 266-268. 



BENGAL, Griffith. 



Known only through Griffith's description and drawings. 



ORDER CLXVIII. TRIURIDEJE. 



Slender, leafless, coloured annuals. Stem subsimple, filiform, with a few 

 distant scales. Flowers unisexual, small, in terminal corymbs or racemes ; 

 pedicels decurved, bracteate. Perianth inferior, 6-8-partite or -lobed ; 

 lobes ovate-lanceolate or subulate, valvate in bud. MALE FL. Stamens 

 2-6, hypogynous or perigynous, anthers free or immersed in a thick disk, 

 cells 2, confluent, slits extrorse ; pistillodes 3, subulate, or 0. FEM. FL. 

 Staminodes or few. Carpels many, sessile on a receptacle, 1-celled ; 

 style terminal lateral or basal, persistent ; stigma acute, clavate, or peni- 

 cillate. Ovules solitary, erect, anatropous. Achenes in a globose head, 

 obovoid, coriaceous or fleshy, nucleus hard, embryo not seen. Genera 2, 

 tropical America and Asiatic. 



SCZAPHZZiA, Blume. 



Perianth 3-8-partite or -lobed. Anthers sessile at the base of the 

 perianth. Style ventral or basilar. Species about 14, Asiatic and 

 American. 



1. S. erubescens, Miers in Proc. Linn. Soc. ii. (1850) 74 ; in Trans. 

 Linn. Soc. xxi. 48; raceme many-fld., perianth segments 6 broadly lanceo- 

 late naked style, clavate penicillate hardly longer than the ovary. Thw. 

 Enum. 294 ; Benth. in Hook. Tourn. Bot. vii. (1855) 10. Aphylleia eru- 

 bescens, Champ, in Calcutt. Journ. Nat. Hist. vii. 468. 



CEYLON ; in shady woods at Galle, Champion ; Colombo, Ferguson. 

 r " Stem 3-4 in. Flowers f in. diaai., hyaline, pale purplish, speckled with red 

 streaks ; pedicels in. 



2. S. secundiflora, Thw. ex Benth. in Hook, Journ. Bot. vii. (1855) 

 10 ; JEnum. 294 ; raceme secund, few-fld., perianth segments 6 subulate 

 acuminate naked, style clavate penicillate hardly longer than the ovary. 



CEYLON; forests near Sittawake, waites. 



Stem 6-14 in., purplish; bract, -oad, acute. Flowers monoecious, pedicel 

 -j 1 ^ |- in. ; perianth about in. diam. _/.., irs sessile, transversely oblong, white. 



3. S. janthina, Thw. Enum. 294; flo\?ers long-pedicelled, perianth 

 segments 8 lanceolate, stamens 4, "* subbasilar filiform much longer 

 than the ovary. Hyalisma janthin? amp. in Calc. Journ. Nat. Hist. 

 vii. (1847) 466 ; Miers. in Trans. Lin. )c. xxi. 49. 



TEAVANCOKE ; Tinnevelly, Beddome. CEYLON ; in damp forests, Champion. 



