PL ex. cal. 52. SALICARI^. 334. Lythrum. 553 



I. 334.. LYTHRUM. Dioscorides. IVillow-herb. 



Calyx cylindrical, striated, 6 or 12-toothed; petals 6, 

 rarely 4 or 5; stamens 6 or 12; capsule oblong, 2-celled, 

 2-valved ; valves sometimes 2-cut at the tip. 



a. SalicariEe. Leaves opposite; stamens 12, alternately 

 smaller. 



1 . Lythrum spicaliim. Spiked luillow-herb. 

 Leaves opposite, lieartshape, lanceolate, downy beneath ; 



Jiowei-s spiked. 



Salicaria vulgaris purpurea foliis oblongis, Raii Syn. 367, 1, 

 Lysimachia purpurea spicata, Ger. cm. 476, 5; Park 346, 

 Lythrum Salicaria, Lin. S, P. 610. 

 Loosestrife. Purple loosestrife. 



Bogs and river-sides ; perennial ; July and August. 



Stetn 2 I'eet high, stiff, angular; leaves opposite, or in 

 whirls of 3 or 4, bald above; flowers spiked in whirls; co- 

 rolla purple. — Used in dysentery, and in obstinate diar- 

 rhoeas. 



b. Leaves alternate; stamejis 6. 



2. Lythrwm. hyssopifol'mm. Hyssop willow-herb. 

 Leaves alternate, linear; Jlowers axillary, solitary, 6-pe- 



taled. 



Salicaria Iiyssopi folio latiore et angustiore, Jtaii Syn. 367,2. 



CJratiola angusli folia, Ger. em. 581. 



Gratiola angustifolia seu minor, Park. 220. ^ 



Lythrum Hyssopifolia, Lin, S. P. 642. 



Lythrum hyssopi folium, Sibthorp Fl, Ox. 149. 



Grass poly. Small hedge hyssop. 



Watery places ; annual; August. 



Root simple ; stem branchy at bottom ; leaves bald ; lower 

 leaves sometimes opposite; Jlowers rarely 5-cut, pentan- 

 drous. 



II. 335. PORTULA. Dillenius. IFater-purslane^ 



Calyx bellshape, 12-toothed, teeth alternately shorter; 

 petals 6, sometimes ; stamens 6 j capsule globular, 2-celled, 

 not opening, many-seeded. 



Portula palustris. Marsh water-purslane. 



Leaves opposite, petioled, roundish, ovate ;^ozt'f7,s axil- 

 lary, solitary, mostly without petals. 



Portula, Baii Syn. 368, 1. 



Alsine rotundifolia seu Portulaca aquatica, Ger. cm, 614, 11. 



Alsine aquatica minorfolio oblongo,5eii Portulaca aqualica,FarA.1260. 



i'eplis Portula, Lin. S. P. 474. 



