ORDBB 54. ONAGRACE^E. 127 



2 C. ELEGANS. Lvs. lance-ovate ; pet. rhombic-ovate ; eta. all fertile. Purple to white. 



3 C. RHOMBOIDEA. Lvs. ovate-obi. ; pet. rhomb.-ovate, 2-toothed, lilac, with purple spots. 



7. FUCHSIA, L. LADIES' EARDROP. Calyx tubular-funnel-form, 

 colored, deciduous, limb 4-lobed. Pet. 4, in the throat of the calyx. Sta. 

 8, exserted. Disk glandular, 8-furrowed. Baccate capsule oblong, obtuse, 

 4-sided. J> S. American, beautiful. Fls. drooping, axillary. Figs. 54, 138. 



1 F. COCCINEA. Smooth ; Ivs. opp. or 3-whorled, ovate, denticulate ; pet. convolute, vio- 



let-pnrple, half as long as the scarlet sepals, quarter as long as the purple stamens. 



2 F. GRACILIS. Half-shrubby; Ivs. ovate, glandular-dentate; pet. nearly as longassep. 



3 F. FULGENS. Lvs. cordate-ovate ; cal. tube long, trumpet-shaped, bright red. Many 



hybrid varieties of the above three species are in cultivation. 



8. LUDWIGIA, L. BASTARD LOOSESTRIFE. Calyx tube not pro- 

 longed beyond the ovary, limb 4-lobed, mostly persistent. Pet. 4, equal, 

 obcordate, often minute or none. Sta. 4, opposite the sepals. Sty. short. 

 Caps, short, 4-celled, 4-valved, many-seeded, and crowned with the persist- 

 ent calyx lobes, if and mostly ?. Leaves entire. Flowers in summer. 



Leaves opposite. Stems creeping. a Petals none. Flowers very small. . .Nos. 1, 2 



a Petals yellow, showy Nos. 3, 4 



Leaves alternate, sessile. Stems mostly erect. . .(>) 



b Petals large, yellow. Pods pedicellate, short Nos. 57 



b Petals small, yellowish. Pods sessile, elongated, smooth Nos. 8, 9 



b Petals or minute. c Pods elongated, hairy or smooth Nos. 10, 11 



c Pods short, rounded, shorter than the sepals.. Nos. 12, 13 



c Pods short, square, d axillary Nos. 1416 



d capitate No. 17 



1 \t. palustris Ell. Water Purslane. Creeping or floating, smooth, some fleshy; 



Ivs. ovate-spatulate, on winged petioles ; fls. sessile, solitary, apetalous ; pod oblong 

 (2"), with 4 green angles. Stem 10 IS 7 , round, reddish. 



2 1^. spatulata T. & G. Ascending, branched, downy, not fleshy ; Ivs. obovate- 



ppat., on winged petioles; fls. very small, sess. ; pod ovoid, 4-sided, downy. Fla. 6-12'. 



3 I*, natans Ell. Creeping or floating, smooth ; Ivs. oblong, on margined petioles ; 



fle. sessile ; pet. as long as the calyx ; ov. with 2 bractlets at base. Swamps, S. Pod 4 //r . 



4 It* arcuata Walt. Creeping, smoothish ; Ivs. linear-oblanceolate, tapering to the 



slender base ; fls. solitary, on ped. twice longer than the Ivs. ; petals bright yellow, 

 longer than the narrow sepals ; pod clavate, finally arcuate. Va. to Fla. 3 1(X. 



5 Ij. alterniiolia L. Seed Box. Erect, glabrous ; Ivs. lanceolate, acute; ped. axil- 



lary, 2-bracted ; sep. large, purplish, crowning the 4-winged pod. Swamps. 1 3f. 



6 I<. hlrtella Kaf. Erect, hairy; Ivs. ovate-oblong, obtuse; ped. axillary, 2-bracted; 



sep. shorter than the yellow petals ; pod 4-winged, subglobous. Wet. N. J. to Fla. l-3f. 



7 Ij. virgata Ph. Erect, with virgate branches, smoothish ; Ivs. oblong to linear, ob- 



tuse ; fls. large ; pet. longer than the leafy calyx, which is finally persistent and re- 

 flexed on the roundish-cubical 4-winged pod. Dry soils, S. 2 3f. Flowers 1'. 



8 Ij. linearis Walt. Slender, with erect branches ; Ivs. lance-linear, acute; fls. axil 



lary, sessile ; pet. obovate-obl. ; pod clavate, 4-sided, longer than sep. N. J. and S. 2f 



9 L. liiiifolia Poir. Simple, erect from a creeping base ; Ivs. spreading, lin., attenu 



ate at base ; sep. ovate, pointed, equalling the pet. and oblong pods. Mud, S. If. Lvs. 1'. 



10 Li. cylindrica Ell. Smooth ; Ivs. lanceolate ; fls. minute, 1 3 together, apetalous ; 

 pod slender, cylindrical, blunt, longer than the calyx eegm. S. Car. to Fla. and La. 3f 



1 1 Li. pilosa Walt Villous-pubepcent ; Ivs. lanceolate ; fls. axillary and spiked above ; 

 pod villous, oblong, 4-sided, as long as the ovate, pointed sepals. Swamps, S. 2f. 



