Class II. Order I. 7 



tier a magnifier, oblong-lanceolate, with a slight tooth or two on 

 each side toward the end. Peduncles axillary, alternate, slen- 

 der. Calyx leaves seven, linear-lanceolate, two of them exter- 

 nal, perhaps more properly bractes. Corolla irregular, yellow, 

 its tube curved, and hairy within. Filaments four, inserted in 

 the sides of the corolla, the two sterile ones minute. Style 

 long, persistent. Borders of ponds and muddy places. Sep- 

 tember. 



8. LINDERNIA. 



LINDERNIA PYXIDARIA. Pursh. Common Ltindemia. 



Smooth ; leaves oblong ovate, obsoletely toothed, 

 sessile ; peduncles axillary, one flowered ; corolla 

 twice as long as the calyx ; capsule shorter than the 

 calyx. 



Syn. GRATIQLA ANAGALLIDEA. MX. 

 LINDERNIA DILATATA. Muhl. 



Stem square, smooth. Leaves opposite, closely sessile, ovate, 

 hardly toothed. Peduncles axillary. Calyx leaves five, linear, 

 acute Corolla pale blue, the upper lip very short, the lower 

 of three deflexed roundish lobes. Capsule oblong, acute. 



It is a small annual plant, variable in habit, found in damp rich 

 soils, flowering in the latter part of summer. 



9. UTRICULARIA. 



UTRCULARIA VULGARIS. L. Bladder wort. 



Floating ; nectary conical ; scape with few flowers. 



An aquatic plant, appearing above water only with its stalk 

 and flowers. The roots are slightly fixed to the mud at bottom, 

 the rest of the plant floats in the water by means of numerous 

 small air bladders attached to its immersed portions. Stem and 

 peduncles round, shining. Bractes ovate, scarious. Calyx of 

 two ovate concave leafets, the lower one widest and sometimes 

 bifid. Corolla yellow, personate, the upper lip irregularly ovate, 

 the lower with a projecting palate veined with brown. Spur 

 of the nectary striated with parallel angular lines, curved up- 

 ward, as long as the lower lip, acute, sometimes emarginate. 

 Stamens two attached to the upper lip near its insertion, short, 



