524 COMMELYNK^. 



,Ha,b. Antigua !, Wullsehl {a), Dominica I (/3), S. Vincent!, Guild. ; Trinidad !, Cr., Gulf 

 islands (a), Marattas (ft : [Cuba! and Mexico to Brazil!]. 



4. T. elongata. Met/. Ascending, glabrescent ; leaves oblong-lanceolate, pointed : 

 ■sheath pilose-ciliate ; umbels contracted : peduncle slender; sepals oblong, blunt, glabres^ 

 cent, much longer than the pedicels, as long as the rosy petals ; filaments equal, pilose : 

 anther-cells oblong, distant. — T. guianensis, Miq. — Leaves 3"-3", sepals li'" long. — Has. 



5. Vincent!, Guild.; [New Granada!, Ecuador!, Guiana!]. 



5. T. multiilora, iSiff. Ascending, glabrescent; leaves ovate, subcordate-rounded at 

 the base, pointed : sheath pilose-ciliate ; umbels fascicled-single, terminal and axillary : pe- 

 duncle hairy, shorter than the leaf ; sepals ovate, pointed, hairy, about as l-ong as the pedi- 

 cel, equalling the whitte petals; filaments 3, hairy above, 3 shorter glabrous : anther-cells 

 subglobose, diverging. — jacq. Ic. Ear. t. 355.- — T. procumbens, W. — Leaves l"-2", sepals 

 1'" long. — Hab. Jamaica I, all coll., in moist places ; [Venezuela !, New Granada !]. 



6. T. uiubellata, V. Ascending, glabrescent ; leaves lanceolate- oblong, uppermost 

 ovate, pointed : sheath pilose-ciliate, loose ; umbels terminal, fascicled ; sepals ovate-oblong, 

 pointed, glandular -hairy, about as long as the pedicel, equalling the white ^eX2\& ; filaments- 



6, all glabrous, 3 sliorter : auther-cella elliptical-oblong, parallel, approximate. — Leaves 

 3"-a", sepals U'" long.— Hab. Trinidad!, Cr.; [equat. Brazil!]. 



§ 2. Involucre of 2(-" 3 ") large, conduplicate leaves, including a sessile umbel. — 

 Nearly stemless ; leaves rosniate : scapes (peduncles) axillary. (Rhceo, Hance.) 



7. T. discolor, Sv>. Glabrous ; leaves oblong-linear, pointed, purple beneath, much 

 longer than the scapes ; involucral leaves cordate-roundish, pointed, exceeding the- many- 

 fiowered, bracteolate umbel ; sepals membrauaceous, little exceeding the white petals ; fila- 

 ments pilose : anthers obcordate. — Sm. Ic. Rar. 1. 10. — Leaves 8"-12", scapes 2 , involucre 

 1", sepals 2'" long. — Hab. S. Vincent !, Guild., introduced into Jamaica {Sw.) ; [Guade- 

 loupe !, on rocks] . 



4. CALLISIA, L. 



Calyx 3-3-phyllous, persistent. Corolla 2-3-phyllous, deciduous. Stamens 3-1 : fila- 

 ments glabrous. Onary 2-3-celled : cells 2-ovulate. Capsule membranaceous, 2-3-valved. 

 — Creeping or ascending, delicate, small-leaved herbs ; flowers small, white, fascicled 

 {•single) or glomerate. 



. 8. C. repens, L. Leaves cordate-deltoid, clasping at the base, cuspidate, ciliate, shorter 

 than the internode ; flowers glomerate in the a.vils ; sepals 3, unequal ; stamens 3 ; capsule 

 2-celled : valves oblong; seeds depressed-trapezoid, rugose. — Jacq. Amer. Pict. t. 14. — 

 Tradescantia Callisia, Sio.-^Leaves 6"'-12"' long. — Hab. Antigua !, Wullsehl. ; Trinidad !, 

 Cr. ; [Haiti to Prench islands ; Venezuela ! to Brazil !]. 



9. C. umbellulata, Lam. Leaves ovate, rounded at the base, cuspidate ; flowers in 

 few-flowered fascicles along the subaphyllous summit of the branches ; sepals 2-3, equal ; 



stamens l-2(-3) ; capsule 2-3-celled : valves roundish ; seeds depressed-orbicular, slightly 

 mkose-striate. — Tradescantia monandra and cordifolia, Sw. ! C. monandra, R. S. —Leaves 

 4"'-8"'(-12"') long. — Hab. Jamaica !, Sw., among grasses in the mountains ; [Cuba ! and 

 Venezuela ! to Peru !] . 



B. COMIVIELYNA, L. 



Calyx unequal. Corolla deciduous. Stamens 3 fertile : 3-2 sterile, with a cross-shaped, 

 rudimentary anther. Ovary 3-celled : 2 cells 2-, the third 1-ovulate. Capsule membrana- 

 ceous, 2-valved : the third cell closed or abortive. — Peduncles 'i-fid, bearing a conduplicate 

 or cucullate bract at the division ; one of the two branches 3 , sterile, or abortive. 



10. C. cayennensis, Rich. Creeping, glabrous ; leaves small, ovate-oblong or oblong- 

 lanceolate : sheath loose, ciliate ; bract conduplicate, cordate-ovate, pointed : both special 

 peduncles flowered ; corolla blue, unequal, small ; seeds scrobiculate. — R. P. Fl. Peruv. t. 

 72. a. — C. agraria, Kth., pdlygama, Sehlecht., glabra. Mey. esseq. !, gracilis, R. P. — Leaves 

 l"-2"(-3"), bracts 6"'-12"' long.— Hab. Jamaica!, JTullschl. ; S. ^.itts\, His., in culti- 

 vated grounds ; Trinidad !, Sch. ; [IMissouri 1 to Brazil ! ; Galapagos 1 ; Canary islands !, trop. 

 Africa]; 



