TRIANDRIA— TRIGYNIA. Hdosteum. 187 



1. yi. fontana. Water Blinks. Water Chickweed. 



M. fontana. Linn. Sp. PI. 129. mild. v. 1. 487. Fl. Br. 161. 



Engl. Bot. V. 17. 1. 1206. CurLLond.fasc.3. t. 8. Hook. Scot.47. 



Schrad. Genu. v. 1. 414. H. Dan. t.]3]. Ehrh. Herb. 72. 

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

 M. n. 301. Hall. Hist. V.]. \32. 

 Alsine parva palustris tricoccos, portulacse aquaticas similis. Rail 



Sijn. 352. 

 Alsineformis paludosa tricarpos, flosculis albis inapertis. Pluk. 



Phyt. t. 7.f.5. Vaill. Par. 1 0. t. 3.f. 4. 

 Cameraria arvensis et minor. Dill. Giss. 46. append. 114. t.6; bad. 



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

 gravelly soil. 



Annual. April, May. 



Root fibrous. 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. Valves 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. Fl. Br. 161. Lam. t.5\. Gcertn. t. 130. 



Nat. Ord. Caryophyllece. Linn. 22. Juss. 82. See Gram- 

 mar 161. iS^. 64, 79, and many in Decandria, the same. 



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

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

 occasionally more, capillary. Anth. roundish. Germ. 

 roundish. Styles 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. Recept. central, oblong. Seeds 

 stalked, peltate, roundish, rough, numerous. 



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

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

 panicled, white. 



1. H. iimhellatimi. Umbelliferous Jagged Chick- 

 weed. 

 Flower stalks umbellate. Leaves ovate, acute. 

 H. umbellatum. Linn. Sp. PL 130. Willd. v. 1. 489. FL Br. 161 . 



EngL Bot. V. 1. t.27. Rose Elem. append. 445. t. 2.f. 4. Schrad. 



Germ. x\ 1. 415. FL Dan. t. 1204, not exact. 



