88. ERIOCAULACEH,—89. JUNCACES. 327 
Order LXXXVITI. ERIOCAULACEA. 
Fl. capitate, unisexual. Perianth glumaceous, 2—6-parted. 
Stam. 2—6, if in two rows the inner row most developed. Anth. 
2-celled. Ovary superior 2—3-celled. Ovules solitary pen- 
dulous. Dehiscence of caps. loculicidal. Seeds coated with 
wings or rows of hairs. Embryo lenticular, on the outside of 
farinaceous albumen, at the extremity remote from the hilum. 
1. Errocauton. Fl. in a compact scaly head. Barren fl. in 
the centre. Perianth 4—6-fid, the inner segments united 
nearly to the summit. Stam.4—6. Fertile fl. in the cir- 
cumference. Perigone deeply 4-parted. Stigmas 2—3. 
Caps. 2—3-lobed, 2—3-celled ; cells 1-seeded. 
1. EriocauLon Linn. 
1. E. septangulare (With.); scapes striated longer than the 
cellular compressed subulate glabrous 1., fl. 4-cleft hairy at the 
extremities as well as the scales, stam. 4, caps. 2-celled—E. B. 
733.—Roots of numerous white jointed fibres. St. varying im 
height according to the depth of the water, usually with 6 or 8 
rarely 7 or 10 angles, each corresponding with a bundle of vessels 
surrounding a central bundle. Fertile fl. 4-parted nearly to the 
base, 2 lateral divisions keeled compressed obtuse fringed black. 
Each fl. with a broad blunt black scale in front shorter and 
broader than the flower.—Peaty lakes and pools in Skye and a 
few of the neighbouring islands; and in Cunnamara. P. at 
Order LXXXIX. JUNCACE. 
Perianth more or less glumaceous, 6-parted. Stam. 6, on the 
base of the segments, or 3 opposite to the outer series. Anth. 
2-celled. Ovary 1—3-celled, superior. Ovules 1, 3, or many 
in each cell. Style 1, stigmas usually 3. Fr. capsular, 3-valved, 
loculicidal, sometimes not bursting. Embryo subcylindrical, very 
minute, within firm albumen, near the hilum.—For fig. of genera 
see G. F. G. Monocot. ii. 28. 29. 30. 
1, Narruecium. Perianth partly coloured, of 6 linear-lan- 
ceolate persistent leaves. Filaments woolly. Style undivided. 
Stigma simple obtuse. Caps. pyramidal, 3-celled, 3-valved. 
Placenta extending only a short distance up inner edge of dis- 
sepiment. Seeds with a long Jiliform appendage at each end. 
2. Juncus. Perianth glumaceous, 6-leaved. Filaments gla- 
brous. Style undivided. Stigmas 3, filiform. Caps. 3- 
celled, 3-valved. Seeds attached to the inner edge of the 
dissepiments. 
