62 ENGLISH BOTANY. 
ones between them. Peduncle of the spathe filiform, not thickened 
upwards, longer than the spadix. Spadix oblong-strapshaped, with | 
small marginal bands clasping the pistils, few-flowered. Spathe 
abruptly enlarged above the peduncle, with a short foliaceous point. 
Nuts oblong-cylindrical smooth. 
On the shores of sandy and muddy creeks and estuaries. Rathej 
rare. Qn the shore of Brading Harbour, near the ferry, opposite 
Bembridge, and on the sand head off Ryde, east and west of the pier 
Isle of Wight; Poole Harbour, Dorset ; Emsworth Creek, betwee 
Hants and Sussex; Chichester Creek, Sussex; shores of the Blythe 
Northumberland; between Fairland and Hunterstone Point, Ayrshir 
(Dr. Walker-Arnott); “Montrose Basin, Forfar” (Miss A. Carnegie 
per Soc. Bot. Edin.). Onthe mud creek close to the railway static 
at Baldoyle, Dublin (Mr. A. G. More). 
England, Scotland, Ireland. Perennial. Autumn. 
Very similar to Z. marina, var. angustifolia, but a smaller plant, — 
with the leaves 3 to 6 inches long by } inch broad; peduncles ver 
slender, } to 1 inch long. Spadix } to } inch long, remarkable for 
little bands which proceed from the sides and clasp the ovaries. 
fruit is about } inch long, much narrower and more cylindrical tha 
that of Z. marina, and smooth in my specimens; but Fries says iti 
finely striated under a lens. 
Dwarf Grasswrack. 
French, Zostére mineur. German, Zwerg Seegras. 
GENUS V—NAIAS. Willd. 
cious, sessile, axillary. Male flower enclosed in a membranous spa he, 
but destitute of perianth, consisting of a single stamen ; anther with | 
or without a filament, 1-celled or 4-celled. Female flower reduced to— 
a single carpel; style short; stigmas 2 or 4. Fruit a subdrupaceous 
achene, with a membranous separable epicarp. q . 
Slender submerged herbs, growing in fresh water, with opposite 
linear or somewhat whorled entire or denticulate and sometimes | 
undulated leaves. 
This genus of plants is so called from Nayas, a water nymph. 
