5 ' ^ ' f
LIMOSELLA AQUATICA. MUD-WORT.
LIMOSELLA. aquatica* foliis lanceolato-spathulatis, seapis foliis brevioribus. Willd.
LIMOSELLA aquatica. Linn. Sp PI p 881. Fl. Suec. n. 563. Fl. Lapp. n. 249. Huds. Angl.
p . 2.76. Lightf. Scot. p. 331. With. Bot. Arr. ed. 4. ml. 3. p . 547. Gmel. Mli.
ml. 4. p. 72. Oed. Fl. Dan. t.69'. Mohr Isl. p . 197. Roth Germ. ml. 2. fl. 57.
Lam. Illustr. t. 535. Smith Fl. Brit. p. 668. Engl. Bot. t. 357. Willd. Sp. PI.
ml. 3. p. 3 4 1 . Decand. Fl. Fr. ed. 3. ml. 3. p. 576. Fl. Gall. Syn. p. 230. Pers.
Syn. PI. ml. 2 .p . 1 67. AitonjSort. K m . ed. 2. ml. 4 :p . 5 1 .
LIMOSELLA. Hall. Helv. n. 300.
PLANTAGINELLA palustris. Rail Syn. p . 278.
Dut. Slykertje. Fr. La Limoselle. Germ. Das Sampf kraut.-
Class a nd Ord e r . DIDYNAMIA ANGIOSPERMIA.
[Natural Order. PERSONATES, Decand, SCROPHULARINAE, Brown. LYSIMACHDE, Juts.']
Gen". Char. Calyx quinquefidus, requalis. Corolla breviter campanulata, quinquefida, squabs. Stamina didv-
namia vel subajquaha, quandoque duo. Stigma capitatum. Capsula semibilocularis, bivalvis, valvis integris
septo parallelo, incomplete. Brown Prodr. ° ’
Radix annua, fibrosa.
Gaules repentes, filiformes, stoloniferæ.
Folia radicalia in cæspitem laxam congesta, carnosa,
glabra, flavo-viridia, integerrima,elli pticavel etiam
spaihulata, longe petiolata, petiolis biuncialibus,
flexuosis, basi dilatatis.
PedüNDüli radicales, foliorum petiolis duplo breviores,
teretes, glabri.
Flores solitarii, exigui.
Calyx quinquedentatus, viridis, sinubus purpureis.
Cokolla breviter campanulata, limbo quinquefido,
patenti, segmentis vix inæqualibus, carneis, sinu-
bus intense purpureis.
Stamina quatuor, vix didynamia, tubo inserta: fila-
menta brévia alba. Antheræ crateriformes, compressas,
violaceæ, apice'transversim hiantes, uni-
loculares. Pollen flavescens.
Geemen subrotundum, viride, èvidenter (basi solum-
modo, St. Hilaire) biloculare. Dissepimenlum
valvis parallelum. Stylus, capsula brevior, fili-
formis. Stigma capitatum.
Pericarpiüm : Capsula subrotunda, bivalvis, valvis e
dissepimenti marginibus secedentibüs, et tune .
capsula quasi unüocularis. . Receptaculum magnum,
fungosum, scrobiçulatum, dissepimento
utrinque adnatum, parte superna liberum.
Semina parva, numerosa, oblonga, compressa, pallide
fusca, transversim pulcherrime striata, facie infirma
linea media longitudinal! inscripta, dorso
linea elevata notata.,
Integumentum coriaceo-membranaceum.
Albumen caruosum,semini conforme.
LMBßYo magnus, inclusus, rectus, prope medium albu-
minis: Cotyledones breves, semicylindricoe : Ra-
dicula inféra.
Root annual, fibrous.
Stem creeping, filiform, stoloniferous.
L eaves radical, collected into a lax tuft, carnose
smooth, yellow green, entire, elliptical, or even
spathulate, on. long footstalks, the footstalks two
inches long, flexuose, dilated at the base.
P eduncles radical, twice as short as the petioles of
the leaves, round, smooth.
Flowers solitary, small.
Calyx quinquedentate, green, the sinuses purple.
Corolla shortly campanulate, the limb quinquefid,
patent, the segments scarcely unequal, flesh-
coloured, the sinuses deep purple..
Stamens four, scarcely didynamous, inserted in the tube:
Filaments short, white: Anthers cup-shaped,
compressed, violet-coloured, opening at the apex
transveresly, one-celled. Pollen yellowish.
Ge rm en roundish, green, evidently (at the base only,
St. Hilaire) two-celled. Dissepiment parallel
with the valves. Style shorter than the capsule,
filiform. Stigma capitate.
P e r ic a r p : Capsule roundish, two-valved, with the
valves separating from the margins of the dissepiment,
and then the capsule is, as it were, one-
celled. Receptacle large, fungous, scrobiculate,
affixed on each side to the dissepiment, the uDDer
part free. • fr
Seeds small, numerous, oblong, compressed, pale
brown, beautifully striated transversely, the lower
surface impressed with a middle longitudinal
line, the back marked with an elevated one.
I ntegument between coriaceous and membranaceous
Albumen carnose, of the same shape as the seed.
Embryo large, included, straight, near the middle of the
albumen: Cotyledons short, semicylindrical :
Radicle inferior.
' Calyx cut open to show the germe
R'g- 4. Germen., Fig. 5. The same cut
bursting and showing the seeds. Fig. 7.
to show the receptacle! Fig. 8. Under
to show the albumen and embryo, magn.
m. Fig. 2. Corolla laid open to show the stamens. Fig. 3 . Anther.
; horizontally near the base, showing the dissepiment. Fig. 6. Capsule
Capsule with the valves spread open, some of the seeds being removed
side of a seed. Fig. 9■ Upper side o f ditto. Fig. 10. Seed cut open
tim f ? ln comPany with Littorclla lacustris, p.uuuuiug
■me, and m perfection WESÊBmm during the summer months. Its blossc
myself that either the calyx or corolla is otherwise “ s than BHi régula., e particularly minute,RH w and I at can scarcely satisfy
*> «. WM— H “'“ "S *1“ Br°'™ has done the same; lint the
/«•«; Rhnumlluiccoe (Peéculares, Jusa), has brought this plant under his Scrophu-
«1....able"1"°;r ” . I / h .V , “ “ 11 approaches Pmgmculoe. M. Auguste St. Hilaire, in an
h » « M ù S m à . g Ê Ê Ê Ë Ë W Ê Ê Ê Ê m lilre’" P olished in the second vo-
, i ■ ? Nf ur.d k ’ folly coincides with our countryman, and adds, "Toute autre
offrant tout ,d°"ta j f f l M i & i i P f Injégularité de s i fleur; mais la seule Limosdk
«Mai former une chaîne non h S r caractèies des Scrophulannées et ceux du Pmgmcuta et de l'Utriculain,
“ P«le, T T ' d0pl"'‘ ‘f P ' T W “ les plusreguliiims jusqu’auxScuyi/,«fermée. Cette
Ot qui dans sa uartie 1 umJoculalre “vec placentas, comme chez les espèces de cette dernière famille,
•Ole, dis-je p r S e ™Pi d “ ’ C0'"'"e !“ f rimulacÉcf . uniloculaire avec un seul placenta central, cette cap-
Thc B g g l H H M tlaT s o a orSanlsation intime quelques traite appartenant aux deux mêmes familles.”
in the summeTof W H i wei:e “ mmuiiicated from the vtciiuty of Amberlcy Castlo, Sussex, by Mr. Borrer,
11161 0* 18 J7. It is not a plant of very rare occurrence, - ’