18 ORDER 1. RANtJNCCLACE^E. - 



3 A. Pennsylvania L. Jlairy, 1-, fin*.lijr2- or 3-flowered ; leaves of the invol. ses- 



sile, large, veiny, 3-parted, acuminate-iobed and toothed. Prairies, Can. to Penn., 

 W. to the Miss. 12 20'. Flowers pure white. June August. 



4 A. ('aroliuiu.ua Walt. Lvs. 3-parted into cuneate-linear, twice trifld segm. ; in 



volucre similarly cleft half-way ; sepals obtuse, 1520 ; carpels in an oblong head. 

 Car. to 111., and Nebr. 610'. Flower whit<:-purple, pretty, fragrant. April, May. 



5 A. heterophylla Nntt. Lvs. of roundish-oval, crenate segments, invol. linear-clefl 



to the base ; sepals acute, 513 ; carpels ki o cylindrical head. Ga. to La. and Ark. 

 8 16'. Flower white-green, scentless. March, April. Varies toward No. 4. 



6 A. parviflora MX. Leaves of involucre 2, 3-cleft, segments cuneiform, 3-cleft, ere- 



nate-lobed; sepals 5 or 6 ; carpels in a globular head. L. Sup., and N. 312'. White. 



7 A. multiflda DC. Red Anemone. Involucre short-petioled ; lateral peduncles in- 



volucellate ; head of carpels oval. N. Vt. to L. Sup. Bare. Red- white. If. June. 



8 A. VIrgiiilana L. Invol. long-petioled ; lateral ped. involucellate ; head of carp. 



oblong. Can. to Car. 2 3f. Fls. white-green, on long stalks. Sepals 5. Jn. Aug. 



9 A. cylindrlca Gray. Invol. long-petioled; peduncles all naked, long; head of 



carpels cylindrical. N. H., Mass., to Iowa. Silky pubescent. 2f. White-green. May. 

 *1O A thalictroides L. Rue Anemone. Glabrous, slender; iuvol. of 2 sessile bi-- 

 teruate (apparently of 6-petioled tcrnate) Ivs., Ifts. 3-lobed ; fls. umbelled ; sep. & 10. 

 Woods, Can. to Ga.,W. to Iowa. 6-10'. Root tuberous. Fls. white-purp., 1'. Apr., May. 



11 A. CORONARIA. L. vs. oultifid, segm. linear ; sep. 6, roundish, close. Levant. May. 



12 A. HORTENSIS. Lvs. 3-parted, with cuneate cut-dentate lobes; invol. sessile; sep. 

 1012, oblong. Italy. Varieties are double, semidouble, red, white, blue, &c. May. 



13 A JAPONICA. Lvs. of the involucre and involucels broadly 3-5-lobed; fls. many, ISP 

 .broad, white and red ; sepals in 2 rows, roundish, widely spreading. Autumn. 



3. HEPATICA, Dill. LIVERLEAF. LIVERWORT. Invol. of 3 entire, 

 ovate, obtuse bracts, resembling a calyx, situated a little below the flower. 

 Calyx of 5 9 petaloid sepals, disposed in 2 or 3 rows. Cor. 0. Achenia 

 awnless. it Lvs. all radical, cordate, 3-lobed, thick, evergreen. Flowers 

 single, on hairy scapes, appearing in early Spring before the new leaves 

 Figs. 332, 431. Cultivated as a border flower. 



1 H. triloba Chaix. Round-lobed L. Lvs. with 3 round-obtuse lobes ; bracts of th 



invol. obtuse. Woods, N. Eng. Scapes and leaf-stalks 3 4'. Fls. blue, varying to 

 white, neat and elegant, becoming double in cultivation. 



2 H. acutiloba DC. Acute-leaved L. Lvs. with 3 acute lobes, bracts of the invol. 



acute. Borders of woods, Vt. to Wis. 4 5'. Flowers violet-blue to rose-purple. 



4. THALICTRUM, Tourn. MEADOW RUE. Calyx colored, of 4 5 

 concave, caducous sepals. Petals 0. Filam. dilated upward, longer than 

 the sepals. Ov. 4 15. Ach. stiped or sessile, ribbed or inflated, short- 

 beaked. l Lvs. ternately compounded, with stalked leaflets. Lfts. 3-7- 

 lobed. Flowers paniculate, often diclinous, of no beauty. 



* Flowers dioecious, in loose panicles. Styles elcnder. Achenia sessile or nearly so, 



ovoid, conspicuously angled and grooved Nos. 1 3 



* Fls. perfect, few in the corymbed clusters. Sty. short. Ach. long-stipitate No. 4 



1 T. dioicum L. Slender, glaucous, glabrous (1 2f ) ; leaves all petiolate (with the 



general petiole) ; fls. in slender panicles, purplish or greenish ; fll. capillary, droop- 

 ing, achenia about 8. Hilly woods : common. Leaflets thin, 5-7-lobed. April, May. 



2 T. coriiutl L. Stouter, tall (3 4f ), smoothish ; stem leaves sessile (no commor 

 . petiole) ; Ifts. thickish, veiny, with acutish lobee ; anthers on white erect filaments 



achenia about 12, substipitate. Meadows. Leaflets 3-lobed. July, August. 



