Eriocaulon. | Enocaulonee. 
Peet .— 
ERIOCAULON Linn. 
Plants entirely submerged; leaves 
linear; heads up to j in. diam. : 
Stem 1-3 ft., clothed throughout 
with leaves 1-3 in. long: 
Floral bracts hairy ; heads grey or 
white; fem. petals equal . 
Floral bracts glabrous; heads 
black; fem. petals unequal 
Stem under 3 ins. ; leaves 8-10 in. . 
Plants of wet ground; stems under 
1 ft.; leaves linear or lanceolate : 
Anthers white or yellow; plants 
minute . : : : : 
Anthers black or greenish : 
Floral bracts acuminate : 
Heads + in. ; floral bracts hidden 
by the petals . : : 
Heads 3 in.; floral bracts not 
hidden by the petals 
Floral bracts not acuminate : 
Floral bracts, or at least the 
outer ones, hidden by the 
projecting male petals: 
Heads 1-3 in. diam. : 
Involucre black . 
Involucre stramineous : 
Leaves hairy 
Leaves glabrous : 
Leaves linear, abruptly 
dilated at base . 
Leaves lanceolate 
Heads 3-1 in. diam.; stem 
3-4 In. : : . ‘ 
Floral bracts not hidden by the 
petals which are usually en- 
closed : 
Heads with white or grey 
hairs; bracts dark: 
Heads over 3 in.; plant 
often hairy : ; 
Heads under 3 in. : 
Receptacle glabrous; in- 
volucral bracts hori- 
zental; plants 
minute : 
Scapes 1-2 in.; heads 
g in. . 
aes 
1. E. CAPILLUS-NAIADIS. 
2. E. INTERMEDIUM. 
42 de, 
ial 
10. 
Rb; 
~ 125 
FLUVIATILE. 
- CINEREUM. 
E. LONGICUSPIS. 
E. ROBUSTO-BROWNIANUM. 
eoes) 
- ATRATUM. 
E. subcaulescens. 
- ZEYLANICUM. 
- SUBGLAUCUM. 
. PHILIPPO-COBURGI. 
. BROWNIANUM. 
. TRIMENI. 
Part V. 
