i6o 



SARRACENIACEAE. 



Leaves pitcher-shaped, curved; flower purple or greenish 

 Leaves tubular-trumpet-shaped; flower yellow. 



(rarely yellow). 



[VOL. ii. 



1. 5. purpurea. 



2. S.flava. 



i. Sarracenia purpurea L,. Pitcher-plant. Side-saddle Flower. (Fig. 1801.) 



Sarracenia purpurea L- Sp. PI. 510. 1753. 



Glabrous, except the inner side of the lamina and 

 inner surface of the pitchers, which are densely 

 clothed with stiff reflexed hairs. Leaves tufted, as- 

 cending, curved, 4 / -i2 / long, purple-veined, or some- 

 times green all over, much inflated, narrowed into a 

 petiole below, broadly winged, persistent ; scapes 

 i-2 high, slender, bearing a single nodding deep 

 purple nearly globose flower 2' in diameter or more; 

 petals obovate, narrowed in the middle, incurved 

 over the yellowish style. 



In peat-bogs, Labrador to the Canadian Rocky Moun- 

 tains, Florida, Kentucky and Minnesota. May-June. 

 The hollow leaves are commonly more or less completely 

 filled with water containing drowned insects. Young 

 plants often bear several smaller flat obliquely ovate 

 leaves. Called also Huntsman's Cup and Indian Cup. 



Sarracenia purpurea heterophylla (Eaton) Torr. PI. N. Y. i: 



41. 1843. 



Sarracenia heterophylla Katon, Man. Kd. 3, 447. 1822. 

 Flowers yellow; leaves slightly or not at all purple- 

 veined, light green or yellowish. Massachusetts and 

 New York to New Jersey. 



2. Sarracenia flava L,. Trumpets. 

 Trumpet-leaf. (Fig. 1802.) 



Sarracenia flava L. Sp. PI. 510. 1753. 



Glabrous throughout. Leaves trumpet- 

 shaped, i-3 long, i / -2 / wide at the orifice, 

 narrowly winged, prominently ribbed, green, 

 the lid i '-4' wide, obtuse or acuminate, erect, 

 contracted at the base; scape i-2 high, 

 slender; flower a'-3' broad, yellow; petals 

 narrow, oblanccolate or obovate, sometimes 

 3' long, drooping, slightly contracted at the 

 middle. 



In bogs, Virginia (?), North Carolina to Flor- 

 ida, west to Louisiana. April. 



Family 36. DROSERACEAE S. F. Gray, Nat. Arr. Brit. PI. 2: 664. 1821. 



SUNDEW FAMILY. 



Perennial or biennial glandular-pubescent herbs, exuding a copious viscid 

 secretion, mostly with basal leaves, circinate in the bud, and fugacious perfect 

 flowers, racemose in our species. Calyx persistent, 4-5 -parted or the sepals 

 distinct and imbricated. Petal 5, hypogynous, convolute, marcescent, distinct or 

 slightly united at the base. Stamens 4-20, hypogynous or perigynous; fila- 

 ments subulate or filiform; anthers usually versatile. Disk none. Ovary free, 

 or its base adnate to the calyx, globose or ovoid, i-3-celled; styles 1-5, simple, 

 2-cleft or multifid; ovules numerous. Capsule i-5-celled, loculicidally dehis- 

 cent. Seeds several or numerous; endosperm fleshy; embryo straight, cylindric. 



Six genera and about 125 species, of wide geographic distribution. 



