Cymodocea.] CLXX. NAIADACEE, (J. D. Hooker.) 571 
Dron, fid. Ascherson.— DisTRIR. of the genus. 
have seen no Ceylon Specimens, and regard the identification of all the above 
taumerated species but C, isetifolia, as provisional only, 
Order CLXXI. ERIOCAULEZE. 
, Marsh or aquatic scapigerous herbs. Leaves narrow. Flowers very 
lute, m involucrate heads, bracteate, unisexual, usually moncecious ; 
erior. MALE FL. Sepals of 2-3 free or connate scales. Petals 
equal or unequal, often very obscure, inserted on the top of a clavate 
ongate stipes. Stamens 6 or fewer, some often reduced to filaments, 3 
or adnate to the petals; anthers dorsified. Pistillode minute 
0. Fen. FL; sepals 2-3, caducons. Petals 3 (rarely 2 or 0) persistent, 
Plate or oblanceolate, usually ciliate or villous, and with a black 
(e don the disk. Ovary 3, rarely 2-celled ; style short, persistent, stigmas 
slender, with sometimes interposed lobes or appendages; ovules soli- 
. the cells, pendulous, orthotropous. Capsule deeply 3-lobed, mem- 
stolen lobes globose, loculicidal. Seeds pendulous, testa coriaceous, 
late and often papillose ; embryo outside the floury albumen.—Genera 
Pecies 6-700 chiefly tropical. 
Ping Indian species all belong to the genus Eriocaulon, in which the anthers 
Ymous and 2-celled, the stigmas without appendages, and the inner involucral 
wh not radiating. They are most difficult of classification, presenting no 
tive, Kee characters, that of flowers trimerous or dimerous being quite decep- 
ker he leaves vary greatly in length, breadth and nervation; as do the scapes in 
The sheath 'of the scape is usually membranous at the tip, but sometimes 
; Vieh latter is, I think, a good character. The outer invol. bracts may be 
omy E or deflexed, in the latter case they are usually hidden under the 
iably ey are sometimes though hidden spreading. e male fl. - 
— Pedicelled ; the fem. usually So, and this appears to afford a pretty good 
pals, i as is that of the fem. petals and ovary being raised on a stipes above the 
or not. The 3 male sepals may be, in the same head, connate in a funnel- 
sheath split on one side, or 2, orall free. The male petals are often obsolete, 
Sepala e filaments very variable in number and length in the same head, The fem. 
fatter d normally 3, and are very caducous, but the anticous is usually smaller and 
Dears an the others, more caducous, and often easily overlooked, when the calyx 
femme, be dimerous. The fem. petals vary a good deal in breadth, length and 
Se be and especially in the size and position of the gland (if present), even in Ki 
ey, fad. Ten found no characters on the length of the stigmas and style, which, 
in differ a good deal in different species. The seeds in some species vary a good 
i te] lon, from amber-yellow to red-brown; normally they are broadly oblong, 
baira f mith often papillose ridges, and most minute transverse striolations. ` The 
à the head are of two kinds, white opaque stout obtuse bristles, and capillary 
&y to whieh ined ones; they are sometimes intermixed, and it is often difficult to 
category the hairs should be referred. 
og the following Late kret BriveauZons (with which I am far from 
dem m tisfied) I have been obliged to propose a good many new species. Some ? 
deseri "d be described Malayan ones, of which I have seen no specimens, an he 
ating 2 of which are too imperfect for their identification, I have minutely 
With the 7 1208t of the old world species accessible to me, but find very few conspecific 
e Indian. 
A ERIOCAULON, Linn. ie deat 
1 Watics. Stems elongate, branched, submerged, densely leafy, 
a branches floating. Leaves. capillary. Heads very small. Invol. 
td ot Very small, oblong or cuneate, glabrous. (See also E. Dalzellii at 
genus.) 
