ORDER 58. CUCURBITACEJE. 129 



3 parietal placentae. Styles 3, distinct. Fruit a 3-valvcd capsule. Seed; 

 albuminous, strophiolate. 



TURNERA, L. Calyx campanulate. Styles 3. Stigmas 2-5- oo- 

 parted or fringed. Caps, of 3 valves separating to the base. Herbs pubes- 

 cent or tomentous. Flowers on jointed pedicels, yellow. (Piriqueta, Aub.) 



1 T. clstoides L. Hairy, erect ; Ivs. lanceolate, obtuse, denticulate ; the upper bract- 



like, shorter than the peduncles ; pet. obovate, cor. 1'. Dry. S. If. June, July. 



2 T. tomentosa. Tomcutous; Ivs. oblong (10, longer than the peduncles. Fla. If. 



3 T. slabra (Chapm.) Smooth, branched ; ped. 2 3 times longer than lin. Ivs. Fla 



ORDER LVII. PASSIFLORACE.E. PASSIONWORTS. 



Plants often woody, climbing by tendrils, with alternate leaves and leafy 

 stipules. Flowers perfect, 5-parted. Calyx tubular, the throat crowned 

 with several rows of sterile filaments, and the corolla above them. Sta- 

 mens 5, monadelphous, sheathing the stipe of the ovary. Fr. fleshy, 00- 

 seeded. Figs. Ill, 112, 348. 



V 



PASSIFLORA, L. PASSION-FLOWER (i. e., emblematic of our Saviour's 

 passion). Cal. colored, deeply 5-parted, the throat with a complex fila- 

 mentous crown. Ov. raised on a stipe. Stig. 3, with 5 large anthers. Fr 

 a pulpy berry. *> ^> Fls. large, wonderful and beautiful. May July. 



1 P. 1 ii tea L. Lvs. glabrous, cordate, 3-lobed, obtuse ; petioles glandless ; ped. mostly 



in pairs; pet. gr.-yel., narrower and much longer than sep. 2f Woods, O., and S. lOf. 



2 P. liicarnata L. Lvs. deeply 3-lobed, serrate ; petioles with 2 glands above ; in- 



volucre 3-leaved ; crown triple, roseate. V Dry fields, Va. to Fla. 20 30f. Pet. wh. 



3 P. C<ERUI,EA. Shrubby ; Ivs. palmately 5-parted, entire ; invol. 3-bracted ; petioles 



glandular ; pet. longer than the crown, blue, purple, and white. Brazil. Not hardy 



ORDER LVIII. CUCURBITACE^E. CUCURBITS. 



Herbs succulent, creeping or climbing by tendrils, with alternate leaves. 

 Flowers monoecious or polygamous, never blue. Calyx 5-toothed, adherent. 

 Petals 5, often united, inserted on the calyx. Stamens 5, generally cohering 

 in 3 sets. Anthers united, contorted. Ovary 1-celled, with 3 parietal pla- 

 centre often filling the cells. Fruit a pepo or membranous. Seeds flat, with 

 no albumen, often arilled. Figs. 186, 476, 482. 



Cm olla white, a 6-clefl. Stigmas 2. Fruit ecliinate ECHINOCTSTIX. 1 



< 5-petalIed. Pepo smooth, many-seeded LAGKNARIA. 2 



a 5-parted. Berry smooth, few-seeded . ..BRYONIA. 3 



<i 5-iobed. Fruit prickly, 1-seeded SICTOS. 4 



| Corolla yellow, A 5-lobed. Berry small, smooth, QO-seeded MELOTIIKIA. i 



b 5-lobed. Pepo large. Seeds thick at edge OUOUKBITA. 6 



6 5-clelt. Pepo large, < Seeds colored, thick-edged CITRULLUS. J 



c Seeds white, acute-edged OUCUMIS. 8 



1. ECHINOCYSTIS, T. & G. Flowers 8 . Calyx of 6 filiform-subu- 

 late segments, shorter than the corolla. Petals 6, united at base into a ro- 

 tate-campanulate corolla. $ S f a. 3, diadelphous. 9 Abortive fil. 3, dis- 



