2804
POLYGONUM maritimum.
Sea Knot-grass.
OCTANDRIA Trigynia.
Gen. Char. Cal. of 5 persistent segments. Cor. 0.
Stam. 5—8. Styles 2—3. Fruit a one-seeded
compressed or trigonous nut, with a lateral embryo,
and the cotyledons linear-oblong.
Spec. Char. Stem procumbent,, woody below; ochreae
2-lobed, lanceolate, at length torn, with numerous
branched nerves ; leaves lanceolate, coriaceous ;
flowers axillary ; fruit very smooth and shining,
much longer than the peryanth.
Syn. Polygonum maritimum. Linn. Sp. PI. 519.
Willd. Sp. PI. 2. 449. Bot. Gall. 1.405. Lois.
FI. Gall. ed. 2. 1. 283. Host. FI. Aust. 1.483.
Meisn. Mon. Polyg. Prod. 89. Reich. FI. Germ,
excurs. p. 584, Bab. in Linn. Trans. 17. 457.
mJ
L HIS most interesting addition to the British Flora was
discovered by my friend Mr. Borrer on the sandy shore between
Christchurch Head and Muddiford in Hampshire,
and I have received it from Herm Bay in the isle of Je rsey,
gathered by Mr. W. C. Trevelyan. It is not uncommon
upon the coasts of the South of Europe.
The root, which descends deep into the loose sand, and
the lower parts of the stem, are woody ; the branches much