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184 INTRODUCTION TO BOTANY.
Jointed, articulata. Myagrum perenne.
Drupe-like, drupeolata. Pannexterne succulent, and
panninterne woody. Crambe maritima.
Pyxis.
Pyxidium, Capsula circumscissa. Fruit dry, glohular,
opening of itself into two heviispherical valves, hy a trans~
verse horizontal suture. PI. 16, fig. 19 and 20.
Amphora, The lower valve, attached to the peduncle.
Cover, Operculum. The upper valve which is detached
when ripe.
Globular, Pyxis glolulosa. Anagallis phcenicea, Centunculus
minimus.
Roundish, suhrotimda. Gomphrena globosa.
Cylindrical, cylindrica. Lec3'this.
Ovoid, ovoidea, ovata. Hyoscyamus niger, Plantago.
5[ One-celled, 7miloc2iIaris. Centunculus, Anagallis. Le-
cythis.
Two-celled, hilocularis. Hyoscyamus, Plantago.
^ Two-seeded, disperma. Arnoglossum lanceolatum.
Many-seeded, polysperma. Plantago major, Centunculus.
DiERESILE.
Dieresilis, Sinochorium, Sterigmum, Capsula dissepimentis
valvaribus. Fruits dry, capsular, regjilar, manycelled,
cells forjned of re-entering valves, a?id ranged round a
central axis. Malvaceae, Galium. PI. 16, fig. 24 and 25.
Two-celled, Dieresilis dicocca. Galium, Acer.
Three-celled, tricocca. Tropseolum majus.
Four-celled, tetracocca. Clerodendrum infortunatum.
Five-celled, pentacocca. Geranium.
Six-celled, hexacocca. Triglochin maritimum, Lavat,era
arborea.
Many-celled, polycocca. Alisma major.
^ Starry, stcllata. Cells pointed and diverging. Althaea,
Damasoniura Dalechampii.
Ovoid, ovoidea. Helicteres Baruensis.
^ Adherent, calyci adhcerens. Rubiacese.
Free, calyci non adherens. Lavatera arborea.
% Axilled, axillata. The cells disposed round an axis,
which, when they fall off, is left standing. Geraniuni,
Lavatera arborea, Cynoglossum.