OBDER 08. L, ri'HKACE^fi. 123 



7 R. lutea \\alt. Leaves oblong-linear; flowers panicled; calyx much constricted 

 above the ovary, limb bell-form, with cuspidate teeth. Damp woods, S. 18'. 



2. CENTRADENIA ROSEA, from Mexico, is often seen in conservato- 

 ries. A small shrub, with opposite, lanceolate leaves (one of each pair much smaller or 

 obsolete). Fls. 4-parted, roseate, in numerous hanging clusters. Sta. 8, anthers append- 

 aged. C, GUANDIFOLIA has the large lanceolate leaves crimson beneath, and cymes erect. 



ORDER LIII. LYTHRACE^E. LOOSESTRIFES. 



Plants with entire, exstipulate, mostly opposite leaves, with a tubular 

 calyx bearing the (47) petals and stamens in its throat, and a compound 

 ovary and style. Stamens 4 14, rarely 00. Fruit capsular and tree, or 

 baccate, 2 6-, or by abortion, 1-celled, oo-seeded. Albumen 0. 



Shrubs, with alternate leaves, 00 stamens, and a bell-shaped calyx LAGKRSTKCEMIA. 1 



Shrubs, with opposite leaves, CO stamens, and a tubular, adherent calyx PUNICA. 2 



Herbs a Flowers irregular Calyx inflated, gibbous at base CUPHEA. 3 



a Flowers regular. b Calyx cylindrical, striate, with 5 minute horns LYTHHUM. i 



6 Calyx campanulate, c 5 teeth with 5 long horns. .. .NAS^EA. 5 



4 teeth with 4 short horns. . . AMMANNIA. 6 



c 4 teeth. HoriisO. Petals O..DIDIPLIS. 7 



1. LAGERSTRCEMIA INDICA. CRAPE MYRTLE. Petals 6, crisped, 

 on claws inserted into the calyx tube. Sta. GO. Lvs. round-ovate, thick, smooth. Branches 

 winged. Flowers blue-purple, in panicles. Common S. t and . From E. India. 



2. PUNIC A GRANATUM. POMEGRANATE. Lvs. lanceolate. Pet, 5, oval, 

 obtuse, erect, scarlet, large. Fr. large, crini., crowned with the calyx, eatable, of eingulai 

 structure, being 3-celled below and 5-celled above, 10 20f. Hardy in Fla. and La. (Eur.) 



3. CUPHEA, Jacq. Calyx tubular, 12- veined, gibbous at base, with 6 

 erect teeth, and often as many intermediate processes. Pet. 6 or 7, unequal. 

 Stam. about 12, unequal. Sty. filiform. Caps, thin, 1-2-celled, few-seeded. 



1 C. viscosissinia Jacq. (D Viscid-pubescent ; branches alternate ; Ivs. opp., lance- 



ovate ; flowers violet-purple, short-stalked, 1 in each axil ; capsules bursting laterally 

 before ripe. Wet grounds, Mass., W. and S. Not common. 918'. August. 



2 C. PLATYCENTRA. Low, bushy perennial ; leaves lanceolate ; fls. with a scarlet calyx 



tube and short, purple petals, produced in profusion all Sum. From Mex. Not hardy. 



3 C. STRIGULOSA. Shrubby, hi spid and viscid ; Ivs. oblong-ovate ; cal. scarlet, gibbous 



at base; petals 6, subequal, large, violet-purple, varying to yellow ; sta. 11, hairy. 



4 C. SILENOIDES. Lvs. lanceolate ; cal. green and red ; pet. 5, purple, 2 large and 3 small. 



4. LYTHRUM, L. LOOSESTRIFE. Calyx cylindrical, striate, limb 

 4-6-toothed, with as many intermediate, minute processes. Pet. 4 6, 

 equal. Stam. as many or twice as many as the petals, inserted in the 

 calyx. Style filiform. Capsule 2-celled, many-seeded. U Mostly witb 

 entire leaves and purple or pale flowers. June Aug. 



Stamens as many as the petals. Flowers axillary, solitary Nos. \t 



Stamens twice as many as the petals. Flowers spicate or racemed Nos. 4, fr 



1 L. hyssopiiolium L. Grass-poly. Glabrous, slender; branches square; Ivs. alter- 



nate or opposite, linear or oblong-lanceolate, obtuse ; fls. solitary, axillary, subsessile : 

 pet. and stam. 5 or 6. Low grounds, coastward, Ms., N. Y. Rare. 6 1CK. 



2 1. alatuin Ph. Glabrous, erect, branched : stem winged below ; Ivs. lance-ovate. 



acute, sessile, broadest at base, alternate and opposite: flowers axillary, solitary 

 with 6 wavy petals and fi short stamens. Damp. S. and W. 1 2f. 



3 L. liuea.re L. St. slender, somewhat 4-angled, branehed above ; Ivs. linear, mostly 



oppo^iie, obtuse; Us. nearly sessile ; pet. and sta. 6. Swamps, N. J. to Fla. 



