EXOGENOUS OR DICOTYLEDONOUS PLANTS. 



445 



or somewhat shrubby plants ; with the flowers often on simple or 

 branching scapes, and the leaves crowded at the base, entire, mostly 

 sheathing or clasping. — Calyx tubular, plaited, five-toothed, persist- 

 ent. Corolla salver-shaped, with a five-parted limb, the five stamens 

 inserted on the receptacle opposite its lobes (Plumbago) ; or else of 

 five almost distinct unguiculate (scarious or coriaceous) petals, with 

 the stamens inserted on their claws ! (Statice, &c.) In the former 



951 



9S0 



933 



953 



case the five styles are united nearly to the top ; but in the latter 

 they are separate ! Ovary one-celled, with a single ovule pendulous 

 from a strap-shaped funiculus which rises from the base of the cell. 

 Fruit a utricle, or opening by five valves. Embryo large, in thin 

 albumen. — Ex. Statice (Marsh-Eosemary or Sea-Lavender) and 

 Armeria (Tlu'ift) ; sea-side or saline plants. They have astringent 

 roots ; none more so than those of our own Marsh-Rosemary or Sea- 

 Lavender, one of the purest astringents of the materia medica. 



8G6. Ord. LeiltiblllaCCiB {Bladderwort Family). Small herbs, grow- 

 ing in water, or wet places, with the flowers on scapes ; the leaves 

 either submersed and dissected into filiform sejnnents resemblin"- 

 rootlets, and commonly furnished with air-bladders to render them 



FIG. 948. A flower of Plantago major, enlarged. 949. Pistil. 950 Capsule (pyxis,) with 

 the marcescent corolla. 951. Cross-section of a pod and seeds. 952. Vertical section of a seed. 



FIG. 953. Corolla, and 954, calyx of Thrift (Armeria vulgaris). 955 Pistil with distinct 

 styles. 956 Cross-section of the pod and seed. 957. Vertical section of the ovary, magnified, 

 to show the ovule. 



38 



