ENNEANDRIA. HEXAGYNIA. Rutomus. 515 
HEXAGYNIA. 
BU'TOMUS.* * Involucrum simple of three leaves : Petals six : 
Caps, six ; many-seeded : Seeds fixed on both sides of 
the capsules. 
B. umbella'tus. 
Curt. — {E. Bot. 651. E.)— Kniph. 7 — El. Dan. 60^ —Wale. — Ger. 27. 2 —• 
Matth. 1037— Dad. 601. I—Lob. Obs. 44. 2—Ger. Em. 29. * *2—Park. 
1197. l—H. Ox. xii. 5. row S.f. 3— J. B. ii. 524. 
(A singularly elegant plant. Leaves triquetrous, two to three feet long, 
acuminate, all radical, smooth, cellular, half immersed in water. Root 
tuberous, horizontal. E.) Involucrum of three brown spear-shaped 
leaves. Fruit-stalks forming a large umbel, long, thread-shaped, unequal, 
separated by brown membranous leaves. Stamens placed in a regular cir¬ 
cle upon the receptacle. Stem cylindrical, naked. Blossoms purple and 
white, terminal; sometimes quite white; (each nearly an inch broad. E.) 
Flowering Rush. Water Gladiole. (Welsh : Engraft ; Brwynen 
jlodeuog. E.) Slow streams and muddy ditches. Skerne, near Darling¬ 
ton. Mr. Robson. Side of the river Avon, at Evesham. Mr. Ballard. 
Bungay. Mr. Woodward. (In ditches between Ince and the sea, north 
of Liverpool. Mr. Shepherd. Mere, near Scarborough. Mr. Travis. 
About White Cliff, and Durmeston, near Blandford. Pulteney. (in 
Cors ddygai, Anglesey. Welsh Bot. Duddingtson Loch. Mr. J. Mackay, 
in Grev. Edin. Bushy Park, Middlesex. Mr. Winch ; and frequently 
adorning the rivers Avon, Arrow, and Alne, in many places near Alcester. 
Purton. Priory pools, and in the Avon, near Warwick. Perry. River 
Blythe, near Coleshill. E.) About Stafford and Tam worth. P. June.f 
HYDRO'CHARIS.J Barren and fertile flowers on different 
plants : Cal . three-cleft: Bloss. three petals. 
B. Sheath two-leaved : filaments, the three inner ones 
style-bearing (beaked. E.) 
F. Caps, six-celled ; many-seeded; beneath. 
H. morsus-ra'n.®. 
Curt. 167— (E. Bot. 808. E.)— El. Dan. 878— Dod. 583. 1 —Ger. Em. 818. 
/. 2—Park. 1252. 4 —Dod. 583. 2—Lob. Ic. i. 596. 1 —J. B. iii. 773. 1. 
(Plant floating, sending down from the horizontal stems, long, thick, fibrous 
radicles. E.) Bud pendent, on a very long thread-like leaf-stalk, consist- 
ser degree. It is supposed likely to yield a useful dye. In drying, it acquires a blueish tint. 
For a recital of experiments, see Curt. FI. Lond. E.) 
* (Conjectured from j6«ff, an ox, and to/xo?, sharp, as likelv to injure the mouths of cattle. 
E-) 
t Neither cows, horses, sheep, swine, or goats will eat it. Linn. (It is an ornament to 
the banks of our rivers and marshy ditches, and may be readily propagated in small ponds, 
or basins of pleasure grounds. 
“ Her rosy umbels rears the Flowering Rush, 
While with reflected charms the waters blush.” E.) 
$ (From water, and % upig, delight; the pride of the water. E.) 
