372 ERIOCAULACEAE. 
2. Eriocaulon compréssum Lam. Flattened Pipewort. (Fig. goo.) 
Eriocaulon compressum Yam, Encycl. 3: 276- 
1789. 
Eriocaulon gnaphalodes Michx. Fl. Bor. Am. 
2: 165. 1803. 
Leaf-blades 6-20-fenestrate-nerved, usually 
shorter than the sheaths and tapering to a 
long sharp point, rigid, or when submersed 
thin and pellucid. Stem a mere crown; 
scapes 6/-3° tall; smooth, flattened when 
* dry, 10-12-angled; involucral bracts rounded, 
obtuse, scarious, shining, smooth, imbricated 
in 3 or 4 series; heads 3/’-6’’ in diameter, 
frequently dioecious; receptacle glabrous; 
flowers 114//-2’’ high, otherwise similar to 
those of the preceding species. 
In still shallow water, southern New Jersey to 
Floridaand Texas. Alsoin Cuba. At flowering 
time the styles and stigmas are much exserted, 
standing above the heads like projecting threads. 
May-Oct. 
3. Eriocaulon decangulare L. ‘Ten-angled Pipewort. (Fig. gor.) 
Eriocaulon decangulare I,. Sp. Pl. 87. 1753. 
Stems short and thick, 1’-2’ long. Leaf-blades 
finely many-nerved, tapering to a blunt point, 
6’-20’ long, 2//-8’’ wide, usually much longer 
than the sheaths; scapes stout, rigid, glabrous, 
10-I4-angled, 1°-3° tall; heads 4/’/-8’’ in diam- 
eter; involucral bracts ovate, often eroded, 
denticulate at the apex and pubescent below, 
imbricated in 4 or 5 series; receptacle pubescent 
with many-celled hairs; flowers 2’’ high, densely 
woolly at the base; scales longer than the 
flowers, acute, white-bearded; as are the spatu- 
late perianth-segments. 
In swamps, southern New Jersey and Pennsyl- 
vania to Florida and Texas. Alsoin Cuba. June- 
Oct. 
2, DUPATYA Vell. Fl. Flum. 35. 1825. 
[PAEPALANTHUS Mart. Noy. Act. Leop. 17: Part 1, 10. 1830.] 
Perennial or rarely annual herbs, our species with the habit of Eyvocau/on. Stems very 
short. Leaves awl-shaped, tufted. Scapes slender, several-angled, erect, twisted in growth, 
sheathed at the base by a long acute bract. Flowers androgynous, in globular or hemi- 
spheric heads, each in the axil of a scale or the scales sometimes obsolete. Involucral 
bracts imbricated in 3 or 4 series. Perianth of 2 series, each of 2 or 3 segments in the stami- 
nate flowers, the outer segments distinct, the inner connate; stamens 2 or 3, inserted on the 
inner perianth and opposite its lobes. Pistillate flowers with the outer segments distinct, 
the inner often connate above the 2-celled, 2-3-ovuled ovary; style cleft into 2 or 3 entire or 
2-cleft stigmas. Fruit a 2-3-celled, 2-3-seeded capsule, loculicidally dehiscent. [Name in 
honor of Dufaty.] 
_About 215 species, mostly natives of tropical America. Only the following is known in the 
United States. 
