CONVOLVULACEiE. 277 



4. IPOMOPSIS. 



Calyx 5-parted, tubular and membranaceous. Corolla 

 funnel-shaped, the tube much exserted, deciduous. Sta- 

 mens b, inserted in the tube of the corolla. Capsule 8- 

 celled, many-seeded; seeds angular. — Showy biennials, vriih 

 alternate finely pinnatifid leaves, and showy scarlet, orange or 

 reddish jlowers in clustered ■panicles. 



I. picta. Painted Ipomopsis. 



Stem erect, tall, hairy; leaves crowded, pinnatifid with subulate divisions; thyrse 

 elongated, with very short branches ; corolla elongated, with a slender tube, and 

 spreading segments ; stamens much exserted. Native of Carolina. Aug. A 

 splendid plant, 2 to 4 feet high, hearing at the top a thyrse of flowers 1 foct long. 

 la V/i inch long, Grange-red, spotted with carmine, the mcuth cf the tube 

 nearly white. 



Order 73. CONVOLVULACEJS.-- Bindweed Family. 



Twining or trailing herbs, with alternate entire or loled leaves, and regular 5-an- 

 drottS flowers, loilh a calyx of 5 imbricated per sutent sepals,abplaitcd ort-lobed emu- 

 Li. twisted in the bud, and a 2-cclhd (rarely 3-celled) ovary, with a pair of erect otiules 

 from the base of each cell, the cells often doubled by a false partition. Flowers u 

 ly largo and showy, opening but for oae day. Stamens 5, inserted into the base o.t 

 the corolla. Frci« a globular 2 to 6-seeded capsule. 



Sub-order i. CONVOLVULACEJE. The true Bind- 

 weed Family. 



Embryo with cotyledons; carpels united. Fruit cap- 

 sular, dehiscent. — Green and leafy plants, 



1. CALYSTEGIA, R. Brown. Bracted Bindweed. 



Gr. halyx, calyx, and siege, to cover; alluding to the bracts inclosing the ca'yx. 



Calyx 5-parted, enclosed in 2 large foliaceous bracts-; 

 sepals equal. Corolla between bell-shaped and funnel' 

 form, 5-folded, the border obscurely 5-lobed or entire. Sta- 

 mens 5, included. Style 1; stigmas 2; ovdry imperfectly 

 ^-celled. Capsule 1-celled, 4-seeded. — Perennials, with 

 heart-shaped or arrow shaped leaves, and axillary l-fowered rt- 

 duncles. 



1. C. sepium, R. Br. Hedge Bindweed, 



Smooth; stem twining; leaves arrow-shaped cr-somewhat haroert-fcrm. pointed, 

 the lobes at base obliquely truncate and often toothed; peduncles 4-aogled s 1-flow- 

 cred ; brads heart-shaped, much longer than the calyx. (Convolvulus sepium, It.) 



XuBt 



