FesTUCa fluitans. F lote Fescue G rass.
FESTUCA LinnaiGen. PI. T r i a n d r i a D i g y n i a .
Raii Gen. 2 7 . H e r b .® G r a m in i f o l i® f l o r e im p e r f e c t o c u l m i f e r ®.
FESTUCA panicula ramofa ereCta, fpiculis fubfeffilibus, teretibus muticis. Linncei Syfi. Fegetab. p. 102.
Fl. Suecic. p„ 32.
pOA locuftis teretibus multifloris, glumis floralibus exterioribus truncatis, interioribus bifidis. Kaller. Hifi.p,
219. n. 1453. z*
POA fluitans. Scopoli Fl. Carniol. p. 73.
GRAMEN aquaticurn fluitans, multiplici fpica. Bauhin. Pin. 2.
GRAMEN aquaticurn cum longifliraa panicula. 1. Baubin. II. 490. Raii Syn. p. 412. Flote-Grafs.
GRAMEN fluviatile. Gérard, emac. 14. Parkinfon. 1275. Hudfon. Fl. Angl. p. 38. Oeder. Fl. Dan. t. 237.
Sehr eher. Gram, tab. 3. Stillingfleet. mif. tab. 10.
RADIX perennis, in limum profunde penetrans.
BjLMUS pro ratione loci pedalis ad tripedalem, bafi
repens furculofque promens, dein fubere&us, ;
vaginis foliorum ad paniculam ufque amiCtus.
VAGINÆ foliorum compreflæ, fubancipites, ftriatæ. f
FOLIA latiufcula, lævia; furculorum ere&a, carinata, |
breviulcula, caulina longiora, planiufcula, flac- t
cida, aquis tempore hyberno proûrata. I
UNICULA longa, irtclinata, nonnunquam fubfpicata :
fæpius vero rajnofa, ramis nunc cauli adpreflis ;
nunc diftantibus, ut pinxit CL Schreberus. :
HlCULÆ tenues, teretes, unciales aut fefquicunciales •
9 ad 12 floræ, rachi adprefl®. ;
CALYX : Gluma bivalvis, valvulis inæqualibus, mem- ;
branaceis, fig. 2. ' «
COROLLA bivalvis, valvulæ longitudine æquales, ca- ]
lyee majores, inferiore majore, concava, lineata, <
nervis apice fæpe coloratis, apice fnembranacea, 1
obtufiufcula, fæpius erofa ; fuperiori lanceo- <
lata, compreflk, bicufpidata, fig. 3, 4. ?
STAMINA: Filament a tria capillaria, A nther® >
111 flav® aut purpurafeentes, oblong®, fig. 5.
^ T IL LUM : Germen ovatum, St y li duo fubulati, •
reflexi, Stigmata ramofiflima, fig. 7. 6. 8.
K 0SCTARIUM Glandula fquamifo rmis, cordata, hori- ■
zontalis, ad bafin germiiiis, fig. 9.
» » oblongum, nitidum olivaceum, bicornicula- ;
Ffer- t,u,.n> nudum, fig. 10, j i .
I2, Spicula morbo Ergot affedta.
ROOT perennial, ftriking deep into the mud.
STALK according to its place of growth from one tp
. three feet in length, creeping at bottom and
fending forth young (hoots, afterwards nearly
upright; covered with the (heaths of the leaves
as far as. the panicle.
SHEATHS of the leaves, flattened, two-edged, and
(triated.
LEAVES rather broad and fmooth, thole of the young
(hoots upright, keel-lhaped, and (hortiffi; thofe
of the (talk longer, flattilh, weak, and hanging
down, in the winter feafon lying flat on the
water.
PANICLE long, generally inclined or bending down a
little, fometimes forming a kind of fpike, but
mod commonly branched; the branches fometimes
preffed to the (talk, (ometimes diverging
from it in the manner reprefen ted by Schreber.
SPICUL^E (lender, round, an inch or an inch and a
half long, producing from 9 to 12 flowers,
prefled to the (talk.
C A L YX : a Glume of two valves, which are unequal
and membranous, fig. 2.
COROLLA o f two valves, which are of an equal length
and bigger than the calyx, the lower valve
largeft, concave, and nervous, the nerves towards
the top frequently coloured, at top membranous,
rather blunt with uneven points, the
upper valve more pointed,flat, and bifid,f i g - 4.
STAMINA : three F il am en t s very (lender, A nther®
oblong and yellow or purplilh, fig. 5.
PISTILLUM: Germen oval, Styles two, tapering and
bending back, Stigmata very much branch-
ed. J&- 7• 6■ 8-
NECTARY a fmall heart-(haped fquamiform gland,
placed horizontally at the bottom of the
germen, fig. 9.
SEED oblong, (hining, of an olive colour, with two
little horns, and naked, fig. 10, 11.
FIG. 12. a fpicula affeCted with the difeafe called Ergot.
\ wJ ° f the Bromus mollis, we had occafion to remark the great variety of appearance to which the Grades
V e ubie$ from foil and fituation, and this obfervation is equally applicable to the Fefiuca fiuitans.
i y hiGnf S aPPears .t0 t^rive bed in ftill waters, or gently running ftreams, where its numerous fibres penetrate
pfty *nt0 the mud ;
H id e 1
■ Domes
pflI j' 1 T vwc U1UQ * 111 ^ucb fituations it becomes very luxuriant. The leaves are large, tender, and fweet, and the
H*lcle becomes very much branched; buti“ '* *—*---- — L— ...............*Meadows, where it is deprived of its natural -q-u--a-n-t.i t-y ro-f- -w--a--f-er, it
,nm»,cr every refpeft lefs, and the Panicle is frequently changed to a Ample (pike. When it has nearly done
^ branches of the Panicle generally project from the main (talk, (o as to form an acute angle. In every
Panicle ' aid V*" ^ ^an’c^e be large or fmall, the Spicul® are always prefled clofe to the (talk or branches of the
| c i e s . tb's circumftance, joined to the length and roundnels o f the Spicul®, Sufficiently charaCterife this
not» however, its parts of fructification afiord at once a mod pleafing and fatisfaCtory
H i n> VM'fig. 6. 9, 10.
We