94 ELEMENTS OF BOTANY. 



2. S. FsiTTiciNA Michx. Small Pitcher-plant. Leaves in a 

 spreading rosette, 3-5 in. long ; tube slender, broadly winged, densely 

 hirsute within ; lamina strongly incurved over the narrow opening, 

 marked with purple and white; flower purple, about 1^ in. broad. 

 April-May. Pine-barren swamps. 



3. S. FLAVA L. Trumpet-leaf. Leaves large, erect, glabrous, 

 yellowish, narrowly winged, 2 ft. high; lamina erect, orbicular, 

 slender pointed, pubescent within, often reticulated with purple 

 veins ; scape as long as the leaves ; flowers yellowish ; petals 2-3 in. 

 long, finally drooping. April-May. Wet pine barrens. 



4. S. variolaris Michx. Spotted Trumpet-leaf. Leaves 

 erect, broadly or sometimes narrowly winged, spotted with white near 

 the yellowish summit ; lamina ovate, arching over the open mouth of 

 the tube, hairy, and reticulated with purple veins w ithin ; flowers 

 yellow^ ; petals 1 in. or more in length. April-May. Low pine 

 barrens. 



50. DROSERACE^. SUNDEW FAMILY. 



Acaulescent, marsh herbs ; leaves tufted, glandular-pubes- 

 cent, circiaate in bud ; flowers racemose, on a slender, naked 

 scape ; calyx of 4-5 distinct or slightly united, persistent 

 sepals ; petals 5, distinct or slightly united at the base, 

 hypogynous, withering; stamens 5-15, distinct; ovary free, 

 1-celled, many-ovuled, styles 1-5, simple or cleft. 



DROSERA. 



Leaves thickly set with glandular hairs, making them ap- 

 pear as if covered with dew ; calyx free from the ovary, 

 deeply 4-5-parted ; petals usually 5 ; stamens 5 ; styles 3-5, 

 deeply 2-parted or fimbriate ; capsule 3-valved, many-seeded. 



L D. filiformis Raf. Thread-leaved Sundeav. Rhizome 

 thick, creeping; leaves erect, narrowly linear or filiform, smooth at 

 the base, very viscid-pubescent above, 10-15 in. long; scape smooth, 

 many-flowered, 12-18 in. high; flowers bright purple, 1 in. wide; 

 petals obovate, much longer than the hairy sepals ; seeds oblong, 

 minutely dotted. April-May. Low pine barrens. 



2. D. rotundi FOLIA L. Round-leaved Sundew\ Rhizome 

 none; leaves orbicular, contracted below into a hairy petiole li-2 in. 

 long ; scape smooth, erect, 6-10-flowered ; flowers white ; seeds covered 

 with a loose, membranaceous coat. May- June. ]\Iossy swamps. 



