A R U N D O arenaria.
Sea Reed\ or Marram.
R I A N D R I A Digynia.
G e n . C h a r . Cal. o f two valves. Florets fiirrounded
with long down.
S p e c . C h a r . Calyx fingic-flowered, longer than the
corolla. Panicle fpiked. Flowers eredt, beard-
lets. Leaves involute, pungent.
S y n . Arundo arenaria. Linn. Sp. P I. 121. Hudf. 54.
Mart. FI. Ruft. t. 32. Dick/. H . Sicc.fafc. i z . 5,
Calamagroftis arenaria. IF ith , 1 2 3 .
Gramen lparteum tpicatum, foliis mucronatis lon-
gioribus, vel fpica fecalina. Ran Syn. 393.
L-'^E-<^ rENT ° n tEe fea' fll0res in loofe blowing fand, to
which n feems intended by Nature to give liability, and thus
to raile a bulwark again!! the encroachments of the waves.
Un this account its growth is much encouraged on the coalts
ol Norfolk, where it is confounded with E/ymus arenarius, and
even Carex arenaria, under the name of Marram, and ads of
parliament have been made for its prefervation. It flowers in
Root perennial, creeping to a great extent, jointed. Stem
nearly ered, three feet high, hard, round, fmooth, jointed,
leafy Leaves a little fpreading, rigid, lharp-pointed, glaucous
fmooth, their edges rolled in ; furrowed above ; very fmooth
beneath, as well as their Iheaths. Stipula long and lanceolate,
pointed, torn. Panicle ereft, refembling a fpike, as the branches
are Ihort and clofe-prefled. Flowers greenilh-white, eredl.
Calyx.glumes a little unequal, lanceolate, comprefied, keeled,
fl.ghtly three-nerved, their keels rough. Floret folitary, with
Ihort hairs at the bafe, its glumes like the calyx, butftiorter.
Antherae purple. Germen invefted with a bivalve membranous
nectary, as in moll graffes. Stigmas long and feathery
Gmelm s genus of CaldmagroJUs, divided from Arundo merely
becaufe the calyx is fingle-flowered, feems to us unnatural, and
the name is totally inadmiffible, being compounded of two al-
ready m ufe, Calamus and AgroJHs.