3'JO LEMTIBULARIEiE. 



but sterile branches shorter, and the superior bract of different structure. Spithameous ; 

 spikes 8"'-4'"long; superior bract lg' "long: herbaceous back thickish, as broad as the 

 border ; calyx 2'" long : lobes small. — Hab. Bahamas !, Hjalmars., Turk Islands. 



2. PLUMBAGO, L. 



Calyx tubular, 5-dentate, glandular with stipitate glands, 5-costate : angles herbaceous. 

 Corolla salver-shaped : limb 5-partite. Style with 5 filiform branches. Pericarp membrana- 

 ceous, torn at the base. — Shrubs or perennial herbs; leaves scattered ; flowers B-bracteale, 

 in elongated spiciform racemes : pedicels very short. 



2. P. scandens, L. Shrubby, trailing, glabrous ; leaves ovate- or oblong-lanceolate, 

 acuminate or pointed, petioled ; . calyx-tube glandular on its convex angles to the base, half 

 as long as the filiform corolla-tube ; corolla-lobes mucronate. — SI. t. 133. f. 1. Jacq. Arner. 

 Pict. t. 23. Desc. Fl. 3. t. 172.— Corolla white, tube 8"'-10"' long.— Hab. Jamaica !, 

 Mac/., Bancr., in hedges ; S. Kitts !, Els., S. Vincent !, Guild, ; Trinidad !, Cr. ; [Mexico ! 

 to Brazil ! and Chili ; Galapagos !]. 



CI. PRIMULACE.E. 



Stamens inserted into the sympetalous (rarely polypetalons) corolla, opposite to its lobes 

 (or alternate to the calyx). Ovary mostly superior, 1-eelled ; ovules peltate upon a free cen- 

 tral placenta, mostly hemianatropous ,- style simple. Pericarp capsular. Embryo small, in- 

 cluded in fleshy albumen. — Herbs ; leaves exstipulate. 



1. CENTUNCULUS, L. 



Calyx 4— 5-partite. Corolla rotate-infundibular, imbricative, marcescent. Filaments di- 

 lated at the base, glabrous. Capsule globose, circumscissile. — Small, annual, glabrous 

 herbs ; leaves minute, subentire, alternate, or lowest opposite ; flowers axillary .- corolla 

 included. 



1. C. pentandrus, R.Br. Leaves ovate or ovate-rouudish, subacute ; flowers pedi- 

 cellate; corolla 5-partite ; filaments glandular at the base. — Wight, Ic. 1. 1585. — Anagallis 

 pumila, Sw. Micropyxis, Ihib. M. tenella, Wight (Centunculus, Bub.). — 2"-3" high ; 

 leaves 2'", pedicels usually 3'", calyx 1'" long; corolla white, purplish at the base. — Hab. 

 Jamaica (Sw.), in boggy hills, Clarendon ; [Mexico !, Venezuela !, Brazil !, trop. Australia ! ; 

 East Indies !]. 



CII. LENTIBULAKLM. 



Character of Primulacece, but corolla 2-lipped, 2 »tamens with confluent anther-cells, 

 ovules anatropous, and seeds exalbuminous, the embryo often undivided. — Herbs, aquatic or 

 growing in wet places ; flowers on scapes. 



1. UTRICULAR! A, L. 



Calyx 2-partite : segments entire, or the inferior emarginate. Corolla spurred, usually 

 personate. — Flowers in racemes or single. 



§ 1. Leaves entire ; root-fibres furnished with little bladders, several of them thickened 

 into tubers. — Epiphytical scapes (Orchidioides, A. DC). 



1. XJ. montana, Jacq. Rigid; tubers ovoid-oblong: root-bladders minutely globose, 

 distant, long-stipitate ; scape 1-3-flowered; leaves lateral, geminate (or 3-1), lanceolate- 

 oblong, lanceolate or ovate-lanceolate, tapering into a long petiole, bluntish, reticulated ; 

 flowers large, whitish ; calyx-segments scariose, many -nerved, broadly ovate, obtusate, half 

 as long as the corolla ; corolla -lips subentire, flat, roundish or broadly obovate, inferior 

 twice as large, nearly as long as the ascending incurved-subulate spur. — Jacq. Amer. Pict. 

 t. 8.— U. alpina, L. U. grandiflora, Pers. U. nnifolia, B. P.—4"-l2" high; leaves 3"-14", 

 flowers 1|"-1" long ; scape-scales minutely lanceolate, distant, bracts geminate (1-3) ; seeds 

 fusiform : embryo undivided. — Hab. Montserrat, Dominica !, Imr. ; S. Vincent !, Guild. ; 



