MACLOSKIE: JUNCAGINACE/E. 151 



the perianth-leaves colored, concave, unequal, broad-ovate ; stamens 

 inserted on their base. Pistillate flowers with narrower perianth-leaves. 

 Carpels 4, united at base, separating above; each i-ovulate, but only i 

 seed maturing. 

 Only species : 



T. MAGELLANICUM Willd. 



Fndts directed downward on the spike. Habit of Triglochin maritima. 

 Magellan (Dusen) ; Fuegia to Cape Horn; Falklands. (Fig. 29.) 



2. TRIGLOCHIN Linn. 



Marsh-herbs with ligulate leaves, and 6-merous hermaphrodite flowers 

 racemed on a long naked scape. Fruits of 3-6 carpels, at length separat- 

 ing from the axis, opening ventrally. (Fig. in Eng. & Pr. ii, I, 224. 

 A-H.) 



Species 9, in temperate and cold regions. 



i. T. MARITIMA Linn. Seaside Arrow-grass. 



Caudex thick, sheathed by old leaves. Scape stout, 15-20 cm. high. 

 Leaves semi-cylindric, 3 mm. wide. Raceme to 30 cm. long, crowded 

 with flowers on short ascending pedicels. Fruit ovoid, with recurved 

 styles. 



In the cold and temperate parts of the northern hemisphere, in saline 

 and maritime marshes. In the southern hemisphere known only at 

 Magellan, and Brecknock Pass, and by Rio Deseado. 



2. T. MICROPHYLLA Phil. 



Fruits irregularly and broadly winged ; but the wings not entire as in 

 T. alata. 

 Patagonia. 



3. T. PALUSTRIS Linn. 



Leaves linear, long-pointed, shorter than the scapes. Racemes 12-30 

 cm. long, pedicels capillary. Fruit linear, tapering basewards, of 3 united 

 carpels. Stigmas sessile. 



(Eurasia; N. of N. Amer.) ; S. Patagon., by Rio Sta. Cruz, Magellan, 

 and Gregory Bay ; Fuegia. 



