CABOMBACEJK. 17 



3. JEFFERSONIA. Bart. Twin-leaf. 



In honor of Thomat Jefferson. 



Sepals 4, colored, deciduous. Petals 8, spreading, in- 

 curved. Stamens 8, with linear anthers. Stigma peltate. 

 Capsules obovate, stipitate, semicircularly dehiscent. Seeds 

 many, arillate at the base. — Perennial smooth plants icith 

 matted fibrous roots, and simple naked, \-flowered scapes. 



1. J. DIPHYLLA, Barton. Twin-lea/. 



Scape 8 to 14 inches high; leaf binate, pctiolcd ; flower terminal; solitary: cap- 

 sule large, coriaceous: seals shining, oblong. 



-A singular plant, flowering in May: not common. J?7n>oma.horizontal. Petioles 

 radical, bearing at the top a pair of binate leaves, placed base to has.', and broader 

 than they are long, ending in an obtuse point: glaucus beneath. Scape as long as 

 th« petioles. Flsu\rs large, -white. Qapside opening, half round, with a persistent 

 lid 



4. LEOXTICE. Linn. Lion's Foot. 



Gr. Icon, a lion: the leaf resembling in outline a lion's foot. 



Sepals G, naked without. Petals 6, bearing a scale at 

 the base within. Stamens 6, opposite the petals. Pistils 

 gibbous. Style short. Stigma minute. Ovary bursting 

 at an early stage by the pressure of the 2-erect enlarging 

 Feeds, soon withering away ; the spherical seeds naked on 

 their thick seedstalk, looking like drupes; the fleshy integu- 

 ment blue, the solid albumen horny. 



1. L. thalictroides, L. Pappoose-root. Blue Cohosh. 



Smooth; lower leaf triteroate; upper one biternatei leaflets oblong ovate, and 



cuneate-obovate. mostly 3-lobed at the apex; flowers paniculate; peduncle from the 

 T>a=c of the tipper petioles. 



Rocky woods. May. Per. Stern 1 to 2 feet high. round, 2-part?d. on? ofwhi»h 

 is a E-ternate leaf-stalk, thu other bear; a 2-temat-.- leaf and a racemose pauitie Bf 

 grecuiih BoweiSi 



Order G. CABOMBACEU. 



Aquatic plant? with floating, entire, centrally peltate leaves.; ami solitary. axilWry 

 flowers. Skiwls 3 to 4, colored inside. Pktals o to 4. alternate with the sepala. 

 Stamens definite or indefinite; anthers innate. Pjstils 4 to 18, forming littit 

 elub-shaped indehiscent pods, tipped with the indurated style ; KHGHA simple. 

 Siia>s globular pendulous. 



BRASENIA. Schreber. Water Shields. 



Calyx of 3 to 4 sepals. Petals 3 to 4. Stamens 18 

 to 36. Carpels oblong, acuminate ; 1 to 2 seeded. Peren- 

 nial herbs. 



