SoS lK>K;tA(JIXACE<E. (HOItAfiK FAMILY.) 



TitiBK. IV. I(I>I<KA<>K.K. Ovary deeply l-piirted, CMicIoHiiiK the b:uo of tlie himple 

 Btyle. Kruit of 1 -4 ouo-.ieoded iiutluto. — Herbs. 



* Throat of the corolla naked. NutletH uot hidjiid. 



■•- CoroUa irregular. 



5. ECHll'M. Corolla lunnel-sliaiMjd, unequally lobed. 



-- -^ Corolla regular. 

 ('.. ONOSMOIUI'M. L'jbea of the corolla erect, acute. Nutlets smooth and stony. 



7. LITIlnsrEKMUM. Lobes of the coroll.'i rounded. Nutlets smooth or rugose. 



8. MERTKXSL\. Lobes of the corolla roun<'ed. Nutlets somewhat fleshy. 



9. MYOSOTIS. L3be8 of the corolla convolute in the bud. Nutlets smooth. 



* * Throat of the corolla closed with scales. Nutlets hispid. 



10. CYXOGLOSSUM. Corolla funnel-shaped. Nutlets depressed, spreading. 



11. ECHINOSPERMUM. Nutlets erect, hispid on the back or margins. 



1. CORDIA, J'lmn. 



Calvx ovate or bell-.^iliapeil, 4 - .i-tootlied, not circumscissile. Corolla funnel- 

 <ir salver-form, 4-r)-lol)ed. .Stamens 4-5. Ovary eutire, 4-celleil. Style ter- 

 minal, twice 2-rleft, mostly exserted. Drupe ovate or globose, pulpy, 1 -4- 

 seeded, commonly enclosed in the enlarged calyx. — Trees or shrubs. Leaves 

 toothed or entire. Flowers cymose or capitate. 



1. C. bullata, L. Rough throughout with white bristly hairs ; leaves 

 oldoiig-oviiie, serrate-toothed, rugose, abruptly petioled ; flowers capitate, on 

 peduncles which are shorter than the leaves, and nearly terminal, but elon- 

 gated and lateral in fruit ; calyx ovoid, the subulate bristly teeth si)rea(ling ; 

 corolla short, hairy in the throat; stigmas club-shaped; drupe 1-seeded. — 

 South Florida. — Leaves i' -\i long. Heads 4" - 5" iu diameter. 



2. C. Sebestena, L. (Geiger Trek.) Rough-pubescent ; leaves large 

 (4' -8' long), ovate; cyme loose, mauy -flowered ; calyx cyliudrical, 2-.'i- 

 toothed, half as long as the tube of the large red corolla; stameus 5-8. — 

 Keys of South Florida. — A large shrub. 



2. BOTJilREEIA, P. Brwvue. 



Calyx ovoid or globular, 2-5-toothed. Corolla bell-shaped, 4-5-lobed. 

 Fruit drupaceous, composed of four more or less separable 1-seeded nutlets. — 

 Tropical shrubs, with entire leaves, aud corymbose white flowers. 



1. B. Havanensis, Miers. Smooth; leaves obovate or oblong-obovate ; 

 corymb niany-flowcrt'il, divaricate ; calyx leathery, the teeth acute, pubescent 

 on the uuirgius ; stigmas depressed; nutlets 4, 1-seeded, finely furrowed on 

 the back. — South Florida. — A small tree. Leaves l^'-5' long. Flowers 

 fragrant. 



2. B. Radula, Don. Stem smooth; leaves obovate, very rough, and at 

 length tubcriu]ar-his[)id above; corymb few-flowered; calyx 4-5-toothed; 

 lobes of the corolla rounded, wavy ; drupe ovate, separable into four 1-seeded 

 I'utlets. — South Florida — Leaves 1' - 1 h' long. Corolla G" long. 



