362 CLVI. LiLiACE^. (J. D. Hooker.) [TrilKum. 



Stem 8-12 in. Leases 2-3 in. broad and long or narrower. Peduncle |— J in. 

 Flowers |-1 in. diam. ; filaments flat, rather longer than the Jinear anther. Style 

 very short. — This, which difiers from the American and Japanese T. erectum chiefiy 

 in the longer filaments, will (wivh others) prove, I expect, <i form of that variable 

 species. 



35. PARXS, Linn. 



Characters of Trillium, but leaves 4-9 in a whorl, and flowers 8-12- 

 merous. Species 6 or 6, Europe, Temp. Asia. 



3. P. polyphylla, S7nith in Bees Oyclop. ; leaves 4-9 petioled oblong 

 or oblanceolate acuminate, sepals 4-6 ovate-lanceolate acuminate, petals 

 as long or longer filiform, fruit 3-6- valved, testa pulpy. Don Frodr. 49; 

 Kunih Enum. v. 118; Wall. PI. As. Ra/r. ii. 24, t. 126; Gat. 3710; 

 Sook. f. le. Cathcart, t. 24. P. Daisua, Herb. Sam, -P. imperialia, 

 Jacquem. mss. Euthyra, Salisb. Gen. PI. Fragm. 61. 



Temperate Himalaya; from Simla to Bhotan, alt. 6-10,000 ft. — Distsib. 

 W. China. 



Rootstock annulate, sometimes as large as a small potato. Stem 3 in. to 3 ft. 

 Leaves 3-6 in., dark green, base rounded or acute ; petiole i in. or less. Sepals 1-4 

 in., green, 3-ntrved. Fetals sometimes twice as long, yellow. Anthers longer 

 than the filament, very narrow, connective very shortly produced or not. Ovary 

 subglobose, septa nearly reaching the axis. Fruit green, smooth, 2^ in. diam., or 

 less, coriaceous, loculicidal. Seeds ^ in. long, or less, ovoid, scarlet. — Extremely 

 variable in the uamber and size of all parts. 



Obsek clyii. poktederxaceie:. 



Fresh- water and marsh herbs. Leaves erect or floating, nerves parallel. 

 Flowers, bisexual, in spikes or racemes from the sheath of the upper- 

 most leaf; bracts sheathing irregular. Perianth unequally 6-partite, 

 white or blue, marcescent. Stamens 1-6, inserted at the base of the lobes; 

 anthers erect or versatile, one usually longer than the others. Ovary free, 

 3-celled, or 1-celled with 3 parietal placentas ; placentas one or more- 

 ovuled ; style slender, stigma subentire or lobed ; ovules anatropons. 

 Capsule membranous, loculicidally 3-valved. Seeds small, albumen horny 

 or floury ; embryo cylindric. — Genera 6, species about 36. 



IMCONOCXORXA, Presl. 



Sootstock short or creeping. Leaves radical and solitary at the top of 

 the emerged stem or branches. Perianth campanulate, 6-partite. Stamens 

 6, one usually largest, with the filament toothed on one side ; anthers 

 basifixed, slit terminal at length elongating. Ovary 3-celled, many-ovuled. 

 — Species about 6, in the tropics of the old world. 



1. m. hastaefolia, Presl Bel. Sasnlc. ii. 128; rootstock creeping, leaves 

 long-petioled sagittate hastate or cordate, flowers racemed or subumbellate 

 long-pedicelled. Kunth Fnum. iv. 133 ; Miquel Fl. Ind. Bat. iii. i. 548. 

 M. hastata, Solms Laub. in A.DG. Monog. Phanerog. iv. 523. M. dilatata 

 & sagittata, Kunth I. c. 134. Pontederia hastata, Linn. Fl. Zeyl. 129 ; 

 Mant. 363 ; Boxh. Fl. Ind. ii. 121 ; Cor. PI. ii. 6, t. 63 ; Wall. Cat. 5092 ; 

 Bah. Sf Gibs. Bomb. Fl. 249 ; Baspail in Ann. Mus, xiv. t. 169, f. 7-9 



