TRIANDRIA— TRIGYNIA. Holobteum. 187 



1. M.fojitana, Water Blinks. Water Chickweed. 



M. fontana. Linn. Sp. PL 129. iruid. v. 1. 487. Fl. Dr. 161. 

 £w-/. Bot. V. 17. t. 1206. Curt.Lond.fasc.3. t. 8. Hook. Scot. 47. 

 Schrad. Genu. r. 1 . 4 1 4. FL Dan. t.]3\. Ehrh. Herb. 72. 



M. aquatica minor. Mich. Gen. 18. t. 13./. 2. 



M. n. 301. HaU.Ulst.v. 1. 132. 



Alsine parva palustris tricoccos, portulacae aquaticae similis. Ran 

 Sijn.3iy2. 



Alsineformis paludosa tricarj)o.s, fiosculis albis inapertis. Pluk. 

 Phijt. ^ 7./. y . VaiLL Par. 1 0. t.3.f.4. 



Camcraria arvensis et minor. DHL Giss. 46. append. 114. ^ 6 j bad. 



In watery places, by the sides of little clear rills, especially on a 

 gravelly soil. 



Annual. April, Maij. 



Root tibrous. Herb smooth, rather succulent. Stem 2 or 3 inches 

 high, much branched, spreading, angular, leafy. Leaves elliptic- 

 lanceolate, entire, on short stalks. FL small, white. CaL reddish. 

 Seeds black. \'alves of the capsule permanent, involute at the 

 margins. 



Micheli delineates a larger variety, not yet observed in Britain. 



63. HOLOSTEUM. Jagged Chickweed. 



Linn. Gen. 42. Juss. 299. FLBr.lGl. Lam. t.5\. Gcertn. t. 130. 



Nat. Ord. Canjophijllccc. Linii. 22. Juss. 82. See Gram- 

 mar 161. iV. Gl-j 79, and many in Decandria^ the same. 



CaL inferior, of 5 ovate, concave, permanent leaves. Petals 5, 

 oblong, unecjually jagged or toothed, deciduous. Filam. 3, 

 occasionally more, capillary. AiitJi. roundish. Genu. 

 roundish. Stijles 3, slender, short. Stigmas bluntish, 

 downy. Caps, nearly cylindrical, of 1 cell, splitting at 

 the top into 6 recurved teeth, finally separable into as 

 many pellucid valves. Itecept. central, oblong. Seeds 

 stalked, peltiite, roundish, rough, numerous. 



Herbaceous, erect, or prostrate, smooth, rather glaucous. 

 Leaves opposite, undivided, entire. Fl. umbellate, or 

 panicled, white. 



I. H. umbcllatum. Umbelliferous Jagged Chick- 



weed . 

 Flower stalks umbellate. Leaves ovate, acute. 



II. umbcllatum. Linn. Sp. PL 130. IVilUL v. 1. 4SD. FL Pr. \6\. 

 Engl. Bot. r. 1 . t. 27. Rose Elem. append. 445. t. 2.f. 4. Schrad. 

 Germ. V. I. 4lj. FL Dan. L 1204, not exact. 



