124 DICOTYLEDONOUS. 



towurds the apex : fertile flowers, solitary, axillary ; sterile ones chistered* 

 Stamens 6. Corolla rotate. Calyx and corolla 6-8 parted. Stigma 3-lobed- 

 Fruit black, 6-8-seeded. 



White. T7. April — IMay. Damp .coils. 

 6. P. CoRiACEUS. A small shrub, with virgate branches. Leaves peren- 

 nial, eliptical, acute, serrate near the summit, shining on the upper surface, 

 dotted beneath, coriaceous ; fertile flowers solitary, sterile ones clustered. Ca« 

 lyx and Corolla generally 8 parted. Stamens 8. Fruit 6-8-seeded. 

 White. T^. May. On the margins of swamps. 5-6 feet. 



Order LXVII. CONVOLVULACE.^.. 



Calyx 5-parted, persistent. Corolla hypogynous, regular, 

 5-lohed, deciduous, plaited. Stamens b, inserted into the base 

 of the corolla, alternate with its segments. Ovary 2--4-celled, 

 occasionally l-celled. Ovules few. erect. Style 1, usually 

 bifid, sometimes separated to the base. Capsule l--4-ceiled. 

 Seeds borne at the base of the placentae. Herbs or shrubs 

 usually twining. Leaves alternate, exstipulate. 



Genus I. CONVOLVULUS. 



Calyx 5 parted, sometimes bracteolate. Corolla funnel 

 form or campanulate, plaited, with 5 segments. Stamens 5 

 shorter than the limb. Ovary 2-3.celled, few seeded. Stig- 

 mas 2. Style undivided. 



1. C. Texellus. Stem prostrate, branching at the base, hairy. Leaves 

 on short petioles, eliptic, mucronate, slightly cordate, entire, somewhat hairy ; 

 peduncles axillary, bearing several flowers, longer than the leaves, bracts 2 

 at the summit of the peduncle. Ca?^x 5 leaved; acuminate, ciHate. Corolla 

 small, externally hairy, with the margin obi?curely 10 toothed ; filaments », 

 villous. Anthers sagittate. Style deeply cleft. Capsule hairy, 4-celIed. 



White. %. June — Aug. Common. 



2. C. AqrATicus. Stem tomentose. Leaves oblong-ovate, on short peti- 

 oles ; peduncles generally 3-flowered, some times as long as the leaves. 

 Corolla hairy. Capsule tomentose. 



Rose color. %. Through the summer. Middle and lower Geo. 



3. C. Spitham^us. Stem erect, branching, pubescent. Leaves cordate, 

 or oval, pubescent Flowers solitary, on axillary peduncles ; bracts longer 

 than the calyx. 



White. %. June — July. In dry soils. 



4. C. Obtcsilobus. Stem prostrate, glabrous, branching. Leaves alter- 

 nate, sinuate lobed, nearly hastate, emorginate. Flowers on peduncles with 

 2 small leaves near the middle. Corolla large, with a yellow tube and white 

 limb. Style 2-cleft. 



%. Aug. — Oct. On the coast. 



5. C. PuRPUREUs. Stem twining, hairy. Leaves cordate, entire, pedun- 

 cles 1-3-flowered. Calyx hairy. Corolla funnel-shaped. Morning Glory. 



Blue, purple or white. <v). Through the summer. Introduced. 



6. C. INlACHRORmzrs. Boot very large, white, farinaceous, insipid. Stem 

 tv,'\nmg pubescent, somewhat angled. Leaves cordate, entire or lobed, pu- 

 bescent underneath, the young leaves tomentose, acute ; peduncles 1-5-flow- 

 ered. Calyx pubescent. Corolla with the limb obscurely 10-lobed, pubes- 

 cent on the outer surface. Stamens unequal. Style 2-cleft. Capsule 2-3- 

 celled. Seeds hairy- 

 White tinged with purple. %. June— Oct. Is. of Car. & Geo. 



