PASSIFLORACEJE. (passion-flower family.) 147 



often bibracteolate ; petals obovate ; styles 2-parted. (Turnera eistoides, Ell. 

 P. villosa, Aub. ?) — Dry light soil, Florida to North Carolina. June and July. 

 li. — Stem 1° high. Leaves 2' -3' long, the lowest ones broader. 



2. P. tomentosa, H. B. K. Stellate-tomentose throughout ; stem sim- 

 ple ; leaves nearly senile, oblong, acute or obtuse, obscurely crenate, hoary be- 

 neath ; pedicels shorter than the leaves. — South Florida. — Stem 1° high. 

 Leaves rather rigid, 1' long. 



3. P. glabra. Stem slender, branching, smooth ; leaves smooth, linear, 

 entire, the floral ones small and bractlike ; pedicels several times longer than the 

 leaves, and, like the calyx, stellate-tomentose; petals spatulate ; styles 2-cleft. 

 (Turnera glabra, DC.?) — South Florida. — Stem l°-2° high. Leaves 2' 

 long. Flowers 1' in diameter. 



Order GO. PASSIFLORACEJE. (Passion-Flower 



Family.) 



Climbing herbs or shrubs, with alternate mostly stipulate leaves, and ax- 

 illary often showy flowers. — Calyx of 4 - 5 more or less united sepals, 

 commonly bearing at the throat 4-o petals, and a crown of slender fila- 

 ments in one or more rows. Stamens 4 - 5, monadelphous below and en- 

 closing the stipe of the ovary. Ovary 1 -celled, with 3-4 parietal pla- 

 centae. Styles 3-4, clavate. Fruit fleshy or baccate. Seeds numerous, 

 anatropous, included in a pulpy sac. Embryo in the axis of fleshy albu- 

 men. 



1. PASSIFLORA, L. Passion-Flower. May-Pop. 



Calyx tube very short. Filaments of the crown in 2 or more rows. Fruit 

 baccate — Tendrils axillary. Peduncles jointed, 1 -flowered. 



1. P. incarnata, L. Leaves palmately 3-lobed, acute, serrate; petioles 

 biglandular , peduncles 3-bractcd ; sepals with a horn-like point below the apex, 

 whitish within ; filaments of the crown in about 5 rows, the two outer ones as 

 long as the sepals ; berry large, oval. — In open or cultivated ground, common. 

 June and July )\. — Fruit yellowish, as large as a hen's egg. Flowers purple 

 and white. 



2. P. lutea, L. Leaves cordate, broadly 3-lobed at the summit, with the 

 lobes rounded and entire; petioles glandless; flowers small, greenish-yellow ; 

 |K.'dundes by pairs, bractlcss ; filaments of the crown in 3 rows, shorter than the 

 sepals. — Woods and thickets, Florida to Mississippi, and northward. June and 

 July. 1|. — Fruit oval, purple, k' in diameter 



3. P. Sllberosa, L. Leaves smooth, slightly fringed on the margins, 5- 

 ncrved at the base, divided above the middle into 3 ovate entire acute lobes, the 

 middle lol>e largest ; petioles short, biglandular above the middle ; peduncles 

 commonly by pairs , flowers greenish , petals none ; filaments of the crown 

 shorter than the sepals, purple at the base ; fruit purple. — South Florida, 



