CLASS V. ORDER V. |31 



smooth. Flowers small, in a dichotomous panicle ; segments of 

 the calyx unequal, acuminate. Petals obovate, yellow. Cap- 

 sules spherical.— Woods. — July. — Perennial. 



144. DROSERA. 

 Drosera rotundifolia. L. Round leaved Sun-dew. 



Leaves orbicular, radical depressed; petioles hairy; 

 scape bearing a simple raceme. *S'm. 



The thick glandular hairs, which cover the leaves of this and 

 other species, will readily distinguish them from other plants. 

 Leaves small, round, spreading on the ground in a flat circle. 

 Scape smooth, bearing a one-rowed, curved raceme of small 

 white flowers. — Wet, boggy land. — July, August. 



Drosera longifolia. L. Long leaved Smi-dcw. 



Leaves spatulate-obovate, radical ; petioles naked ; 

 scape bearing a simple raceme. 



More slender than the last species. It has sometimes creep- 

 ing roots which throw out a succession of leaves, and appear, 

 when gathered, like leafy stems. Swamp, Charlestown, near 

 Craigie's road. — July. 



Drosera tenuifolia. 3IuJd. Linear Sun-dcio. 



Leaves filiform, scape radical, raceme mostly sim- 

 ple, styles about six. 

 Syn. Deosera FiLiFORMis, ? Ph. Nutt. 



Leaves rolled inward when young, long and linear or filiform, 

 smooth and deeply channelled on the back, covered with glandu- 

 lar hairs in front and sides. Scape erect, smooth, round, mostly 

 simple. Raceme unilateral, recurved, mostly simple. Flowers 

 on short pedicels, erect, large. Calyx oval, hairy, its segments 

 subacute. Petals five, purple, obovate, denticulate. Stamens 

 ten ; anthers oblong, yellow, crowded. Styles six, whitish, de- 

 clined from the germ so as to stand without the stamens, which 

 they exceed in length. 



Borders of ponds, abundant, Plymouth, Massachusetts, where 

 it was found by Judge Davis, twenty years ago, and lodged in 

 Professor Peck's herbarium. 



