Ord. 1.] TETRANDRIA MONOGYNIA. 29 



5. T. lolidceum, 4. 221. (Dwarf Sea W.) Calyx-valves obtuse, awn- 

 less. Florets numerous, awnless, elliptical, ribbed. Spike uni- 

 lateral. Stem branched. Root fibrous. 

 Sandy sea-shores. ©. 6, 7. 2 — 4 in., rigid and wiry, very smooth 

 and polished. 



TRIANDRIA TRIGYNIA. 



62. M6NTIA. Blinks. 



1. M.fontana, 17. 1206. (Water Blinks. Water-Chickweed.) 

 By rills and rivers. 0. 4, 5. Spreading, smooth. Fl. white, small. 

 Seeds black. 



63. HOL6STEUM. Jagged Chickweed. 



1. H. umbelldtum, 1. 27. (Umbelliferous Jagged Ch.) Flower-stalks 

 umbellate. Leaves ovate, acute. 

 Old walls. ©. 4. Smooth, erect, a little glaucous. Fl. white. 



64. POLYCARPON. All-seed. 



1. P. tetraphyllum, 15. 1031. (Four-leaved All-seed.) 



Waste and sandy gr., S. of Engl., rare. 0. 5 — 8. Spreading flat 

 on the ground. L. generally 4. Fl. small, whitish, panicled. 

 Stip. jagged. 



Class. IV. TETRANDRIA. Stamens 4, 



equal. 



Order I. MONOGYNIA. Style 1. 



* Fl. of 1 petal, superior, single-seeded. 



65. DlPSACUS. Common cal. of many leaves. Proper cal. single, 

 superior, of 1 leaf, cup-shaped, crowning the seed. — N.O. Drr- 



SACE^E. 



66. SCABI6SA. Common Cal. of many leaves. Prop. Cal 



double, superior, crowning the seed. — N.O. Dipsace^e. 



** Fl. of 1 petal, superior, 2-seeded. 



70. RuBIA. Cor. bell-shaped. Fruit pulpy N.O. Rubiace/e. 



69. GALIUM. Cor. flat. Fruit dry.— N.O. Rubiace*:. 

 68. AS PERU LA. Cor. tubular. Fruit without a crown.— N.O. 

 RubiacejE. 



67. SHERARDI A. Cor. tubular. Fruit crowned with the calyx ; 



each seed with 3 teeth. — N.O. Rubiace^e. 



