16 NYMPH^ACE^E. (WATER-LILY FAMILY.) 



turecl by the two growing ovules. Seeds globose, drupe-like, stalked. Albu- 

 men horny. A smooth perennial herb, with large ternately compound leaves, 

 and small yellowish green flowers in a terminal raceme or panicle. 



1. C. thalictroides, Michx. (PAPPOOSE-ROOT.) Rich valleys in the 

 upper districts. May. Stem 1- 2 high, glaucous. Radical leaf 3-ternate, 

 long-petioled ; stem leaves (mostly two) sessile, the upper 2-ternate. Leaflets 

 ovate or obovate, 2-3-lobed. Panicle few-flowered. Seed glaucous. 



3. DIPHYLLEIA, Michx. 



Sepals 6, caducous. Petals 6, oval, flat. Stamens 6. Stigma circular, 

 depressed. Fruit baccate, 2-3-seeded. Seeds erect. A smooth perennial 

 herb, witli two large alternate peltate 2-parted lobed leaves, and a terminal 

 long-peduncled cyme of white flowers. 



1. D. cymosa, Michx. Margins of streams, mountains of N. Carolina. 

 May -June. Stem l-2 high. Leaves 1 or more wide, the divisions 

 5 - 7-lobed. Berries blue. 



4. JEFFERSONIA, Barton. TWIN-LEAF. 



Sepals 4, petal-like, caducous. Petals 8, oblong. Stamens 8. Stigma 

 nearly sessile, 2-lobed. Capsule coriaceous, obovate, many-seeded, opening 

 transversely on the back, near the summit. Seeds numerous, furnished with 

 a fleshy laciniated aril. A low stemless perennial herb, with long-petioled, 

 2-parted leaves, and a naked scape hearing a single white flower. 



1. J. diphylla, Pers. Rich shady woods, Tennessee. May. Divis- 

 ions of the leaves half-ovate, toothed or entire. Scape C' - 12' high. Flowers 

 1' wide. 



5. PODOPHYLLUM, L. MAY-APPLE. 



Sepals 6, caducous. Petals 6-9, obovate. Stamens twice as many (in our 

 species) as the petals. Anthers opening longitudinally. Stigma large, pel- 

 tate, sessile. Fruit baccate, many-seeded. Seeds enveloped in a pulpy aril. 

 Low perennial herbs, with the naked stem terminated by two large peltate 

 5 - 9-parted lobed and toothed leaves, with a solitary nodding flower in the 

 fork. 



1- P. peltatum, L. (MANDRAKE.) Glabrous, 1 high, from creeping 

 rootstocks; leaves of the flowering stem laterally peltate, 4' -6' wide, of the 

 barren ones single and centrally peltate; flower greenish, 1' wide; berry 1'- 

 2' long, ovate, fragrant. Low rich woods. April -May. 



ORDKR 6. NYMPH^EACE^E. (WATER-LILY FAMILY.) 



Perennial aquatic herbs, with peltate or cordate floating leaves and 

 flowers. Sepals 3-6, colored within. Petals and stamens few or 

 indefinite. Carpels in dehiscent, distinct and few-seeded, or united, 

 forming a several-celled many-seeded berry. Embryo enclosed in a 

 sac outside the albumen, when present. The Order also includes, as 

 Suborders, the Cabombacese and Xelnmbiacea- 1 of the fiist edition. 



