i{i:m;K!{ii>ArK^:. (hakhkijuy iamii.v.) 53 



ovary bursting soon after flowering by the pressure of the 2 erect, enlarging 

 seeds, anil witiiering away ; the sjiherical seeds naked on tlieir thick seed-stalks, 

 looking like drupes, the fleshy integument turning bine; albumen hornv. — 

 A perennial glabrc^us herb, with matted knotty rootstocks, sending up in eariv 

 spring a sini])le and naked stem, terminated by a small raceme or panicle of 

 yellowish-green flowers, and a little below bearing a large triternatelv com- 

 pound sessile leaf (whence the name, from Kav\6s, slein, antl <pv\\oi/, lc<if, the 

 stem seeming to form a stalk for the great leaf.) 



1. C. thalictroides, Michx. (Also called Paitoosk-koot.) Stems 

 1-2^° high; leaflets obovate wedge-form, 2-3-lobed, a smaller biternate leaf 

 often at the base of the panicle; flowers apjiearing while the leaf is yet small. 

 — Deep rich woods ; common westward. April, May. — Whole plant glaucous 

 wheu young, as also the seeds, which are as'hu'ge as peas. 



3. DIPHYLLEIA, Michx. Umhrella-lkaf. 



Sepals 6, fugacious. Petals 6, oval, flat, larger than the sepals Stamens G ; 

 anthers oblong. Ovary oblong; style hardly any ; stigma depressed. Ovules 

 5 or 6, attached to one side of the cell below the middle. Berry globose, few- 

 seeded. Seeds oblong, with no aril. — A perennial glabrous herb, with thick 

 horizontal rootstocks, sending up each year either a huge centrally peltate and 

 cut-lobed, rounded, umbrella-like radical leaf, on a stout stalk, or a flowering 

 stem bearing two similar (but smaller and more 2-cleft) altaruate leaves which 

 are peltate near one margin, and terminated by a cyme of white flowers. 

 (Name composed of 5/s. donUe, and (pvKXov, leaf.) 



1. D. cyrabsa, .Michx. Koot-leaves 1-2° in diameter, 2-cleft, each di- 

 vision 5-7-]ol)ed; lobes toc^thed ; berries blue. — Wet or sjiringy places, 

 mountains of Va. and southwartl. May. 



4. JEFFERSONIA, Barton. Twin-leaf. 



Sepals 4, fugacious. Petals 8, oblong, flat. Stamens 8 , anthers oblong- 

 linear, on slender filaments. Ovary ovoid, soon gibbous, pointed , stigma 2- 

 lobed. Pod pear-shaped, opening half-way round horizontally, the upper j)art 

 making a lid. Seeds many in several rows on the lateral placenta, with a. 

 fleshy lacerate aril on one side. — A perennial glabrous herl), with matted 

 fibrous roots, long-petioled root-leaves, parted into 2 half-ovate leaflets, and 

 simple naked 1-Howered scapes. (Named in honor of 7^homas Jej/irson^ 



1. J. diph^Ua, Pers. Low; flower white, P broivl, the parts rarely in 

 threes or fives. — Woods, western N. Y. to Wise, and southward. Ajtril, 

 May. — Called R/ieumatism-root in some places. 



5. PODOPHYLLUM, L. Mav-Appli:. MANnnAKK. 



Flower-bud with three green braetlets. which early fall away Sepals 6, 

 fugacious. Petals 6 or 9, obovate. Stamens twice as many as the petals in 

 our species; anthers linear-oblong, not o])ening by ujjlifted valves Ovary 

 ovoid ; stigma sessile, large, thick and un<lulate. Fruit a large fleshy berry. 

 Seeds covering the very large lateral placenta, in many rows, each seed en- 

 closed in a puli)y aril, all forming a mass which fills the cavity of the fruit. — 

 Perennial herbs, with creeping rootstocks and thick fibrous roots. Stems 



