SUBULARIA AQUATICA. AWL-WORT.
SUBULARIA aquatica; foliis subulatis.
SUBULARIA aquatica. Linn. Sp .P I . p. 896. Huds. Angl.p. ° 77. Light/. Scot. p. 337 With
B o t.A r r . ed. i ml. 3. p. 553. (Ed. FI. Dan. t. 35. Hoffm. Germ c i 2 m
f 732 1 P BBS mL 3' P- H I Smilh W $ r i ‘ - P- 676. Engl. Bat'.
n L . f t u ^ m h T / S . * * « * 91
SUBULARIA erecta junci foliis acutis, mollibus. Raii Syn. p. 307.
m Z F % Z ^ r d r i g . ‘Skr'‘id' ^ ■ A ltm d 'Cm‘- Germ. Wasserpfrimen. None. FryUljc. W oM .M y -
Class AND Ord e r . t e t r a d y n a m i a s i l ic u l o s a .
[N atural Ord e r . CRUCIFER«, Juss., Decani., Hook.]
Ge n . Ch a r . Silkula ovalis, mutica, polyspurma: valvis ventncosis. jncumbe,lies, liaeares, bicrures
Hr. m Jlort. Kern.
G e n . Cha r, touch, oval, polnUess, many-seeded: valves turgid. Cotyledons incumbent, linear, bicrural.
nple,
R adix annua, e fibris longis, numerosis, albis, simplici-
bus. r
Folia omnia radicalia, unciam vel sesquiunciam longa,
iasciculata, subulata, acuta, basi dilatata, dorso
semicylmdrica, facie superiore subcanaliculata,
opaca, obscure viridia.
ScaEi piermnque duo ex eadem radice, foliis paulo Ion-
giores, erecti, flexuosi.
F lores subracemosi, pedicellati.
Calyx tetraphyllus, foliolis ovatis, concavis, erectis,
viridibus, margine albidis.
Corolla tetrapetala, petalis eequalibus, patentibus, ob-
longis, obtusis, albisi
Stamin a quatuor, tetradynamia.
A ntherie bilobas, flava?.
PlSTlLLUM: Germen ovatum, compressum: Stylus
nullus: Stigma perbreve, planum, sessile.
P erica rpium : Silicula ovata, elliptica, lateraliter com-
pressa, mutica, glabra, valvis ventricosis.
Sem in a quatuor ad sex in singulo loculo, ovata, depen-
dentia, fusca, lasvia.
Root annual, composed o f long, numerous,
white fibres.
Leaves all radical, an inch or an inch and a half long,
fasciculated, subulate, acute, dilated at the base,
semicylindrical on the back, somewhat grooved
on the upper side, opaque, dull green.
Scapes generally two from the same root, a little longer
than the leaves, erect, flexuose.
Flowers subracemose, pedicellate.
Calyx of four leaves, leaflets ovate, concave, erect
green, with the margins white.
Corolla of four petals, the petals equal, patent, oblong,
obtuse, white. 6*
Stamens four, tetradynamous.
An thers two-lobed, yellow.
P is t il : Germen ovate, compressed: Style none: Stigma
very short, plane, sessile.
P e r ica r p : Pouch ovate, elliptical, laterally compress-
ed, pointless, glabrous, with the valves ventricose.
Seeds four to six in each cell, ovate, pendent, brown,
and smooth.
I ntegumentum coriaceo-membranaceum.
E mbryo conduplicatus, elongatus, fere cylindraceus.
I n tegument coriaceo-membranaceous.
Cotyledones longas, semicylindricte, incumbentes.
Embryo conduplicate, elongated, almost cylindrical.
Radicula cotyledonibus longior, sursum curvata.
Cotyledons long, semicylindrical, incumbent.
Rad icl e longer than the cotyledons, curved upwards.
Fig. 1 . Calyx. Fig. 8. Flower. Fig 3. Pistil. Fig. 4. Pericarp or Pouch. Fig. 5. The same with one of
the valves separating. Ftg. 6. Seed. Fig. 7. Embryo.-«// more or less magnified
i i l t i
One of the most striking peculiarities of the Awl-wort is the circumstance of its , r .-
f o l e r r r l c h S sp o t S e the ™ i W thc case * lth,the numerous specimens which I gathered in the above-mentioned M f iM a E liBSIBiai “ unusually dry season, was; two and three feet above the heads of the plants,
which expand out of that e lrm ln f' tare of *ese^blossoms different from those of other tetradynamous flowers
T o m l t r b " t t f r w L V d 1 y ^ " at all covered and protected by the
i n Pl ,mt ,hat 1 ”m - r e resemble
m i l M a M W a m * °m I B " °V D ha™ p ^ ™'ves contrary to the dissepiment, but in hav-
asgio l)“ tb y ’ t h | S c k s S r a d T c i r aSCertai“ed>arc theiredges,