HEXANDRIA. POLYGYNIA. Alisma. 355 



* 



than in the preceding. — Common in watery places, banks of 

 pools and rivers, P. July — Aug. 



A. Leaves heart oblong: pistils (5 : capsules awl-shaped. Damaso'- 



Curt.-Lob.obs. 1()0. 2, and ic. i. 301. l~Ger. em. 417. 2- mum * 



Park. 1245. 3. ' . 



Leaves with net-like veins. Leaf -stalks flat, long. Stent 

 naked. Flowers in lateral and terminating umbels. Mr. Wood- 

 ward. Capsules large, spear- awl -shaped, forming a star-like 

 umbellule with 6 spokes. Bloss. white. 



Star-headedThrumnvort. Ditches and stagnant waters. [Rum- 

 ford. Mr. Pitchford.J P. June — Aug. 



A. Root-leaves strap-shaped, membranaceous ; floating na'tans. 



leaves egg-shaped, blunt, on long leaf-stalks : fruit- 

 stalks solitary. 



E.bot.775. 



Capsules generally 8. Flowers several from the same sheath. 

 Linn. Fruit-stalk very long. Flowers large. Woodward. 

 In alpine rivulets I have seen the leaves drawn to the length of 

 3 or 4 yards by the force of the stream, but in this state and 

 situation it never flowers. Mr. Griffith. 



Creeping Thrumuoort. Lakes and wide ditches. [South end 

 of the lake of Bala, Merionethshire. Mr. Wood. In a small 

 rivulet on the west side of the lower lake at Lianberris, about 

 i a mile from the old castle. Mr. Griffith.] P. July. 



A. Leaves strap-spear-shaped; on leaf-stalks : umbellules ranunculoi'- 



globular ; the points of the capsules diverging. des, 



E. lot. 326-jP/. dan. 122-J.B. iii. 7&&-Lob. ic. i. 300. 2- 

 Ger. em. 417- 3-Park. 1245. 2-Pet. 43. 8. 



This plant has a very disagreeable smell. Mr. Atkinson. 

 In places where the water is nearly dried up the stem is from 2 to 

 6 inches high, hardly longer than the leaves, and some of the 

 flowering branches trailing ; but, where there is plenty of water, 

 the stem is from 1 to 2 feet high, upright, naked, the umbels nu- 

 merous, proliferous, and the root-leaves not greatly exceeding the 

 leaf-stalks in breadth. Mr. Woodward. Capsules inversely 

 c gg-shaped, pointed. Bloss. bluish white, opens about noon. 



Lesser Tbrumivort. Wet turfy bogs. [Giggleswick Tarn, 

 Yorkshire. Curt. Boggy meadows, common. Bungay, Suffolk. 

 Ellingham Fen, Norfolk. Mr. Woodward. Between Burton 

 and Derby. Mr. Whately. In the ditch at Goldmire near 



Walton, Mr. Atkinson, In the marsh at Marazion.] 



aa2 



P, June— Sept, 



