SOLANACE.E. 



39! 



TRIBE II. 



XICOTIA'NE-K. Limb of corolla plicate in aestivation. Sta- 

 mens equal in number to the segments of the corolla, rarely 

 fewer. Fruit capsular, 2-celled, usually 2-valved ; valves 

 bifid at apex. Calyx and corolla 5-cleft. Embryo much curved. 



16 NICOTIA SA. Calyx tubular. Corolla funnel-shaped, or 

 salver-shaped ; limb equal. Stamens rather unequal, inclosed 

 or exserted. Capsule dehiscing by 4 parts at apex ; placentas 

 free. 



17 SAIRA' NTHCS. Calyx campanulately ventricose, unequal. 

 Corolla funnel shaped ; tube ventricose above, a little curved ; 

 limb subringent, rather unequal. Stamens unequal, a liitle 

 exserted. Capsule as in Nicotiana. 



18 LEHMA'NMA. Corolla ringent, with a narrow, incurved 

 tube ; limb carnpanulate. Stamens exserted, unequal, recurved. 

 Capsule covered by the calyx ; placentas free. 



19 PETUXIA. Segments of calyx foliaceous, spatulate. Co- 

 rolla with a short tube, and a dilated, rather unequal limb- 

 Stamens unequal, inclosed. Placentas adnate. 



20 NIEREJIBE'RGIA. Calycine segments foliaceous, lanceolate, 

 or spatulate. Corolla with a long slender tube ; and an equal, 

 dilated limb. Stamens exserted ; filaments combined at the 

 base. Stigma transverse or peltate. Placentas adnate. 



21 SALPIGLOSSIS. Calyx 5-angled, 5-cleft. Corolla funnel- 

 shaped, 5-lobed ; lobes 2-lobed. Stamens didynamous, with 

 the rudiment of a fifth between the 2 longer ones. Style 

 tongue-shaped at apex ; stigma truncate, transverse. 



22 SCHIZA'NTHCS. Calyx 5-parted. Limb of corolla 4- 

 parted, lobed, irregular. Stamens 4, 2 upper ones sterile. 

 Siigma compressed, obtuse. 



23 SCOPOLIA. Calyx and corolla both carnpanulate, equal. 

 Stamens approximate, bent towards the lower side of the 

 corolla. Capsule operculate ; placentas adnate. 



24 PHTSOCLCZ'KA. Calyx ventricose. Corolla campanulate, 

 regular. Stamens inclinate. Capsule hidden by the calyx, 

 operculate ; placentas adnate. 



25 HYOCY'AMCS. Calyx ventricose. Corolla campanulately 

 funnel-shaped ; limb unequal, with one of the segments larger 

 than the rest. Stamens inclinate. Capsule immersed in the 

 calyx, operculate ; placentas adnate. 



TRIBE III. 



DATC'RE.. Limb of corolla plicate in aestivation, repandly 

 5-toothed. Stamens equal in number to the teeth of the corolla. 

 Capsule coriaceous, succulent, 2-celled, 4-valved at apex. Pla- 

 centas septiforro, free. Seeds reniform. Stamens inclosed. 



26 DATU'RA. Calyx angular, 5-toothed, deciduous. Corolla 

 conically funnel-shaped. Stigma 2-lobed. Capsule smooth, 

 or echinated. 



27 BRCGMA'NSIA. Calyx ventricose, angular, 2-3-cleft, or 

 entire, spathaceous, bursting lengthwise, on one side. Corolla 

 clavately funnel-shaped. Stigma thickened, 4-furrowed. Cap- 

 sule smooth. 



28 SOLA'NDRA. Calyx tubular, angular, 3-5-cleft, bursting 

 on one side. Corolla clavately funnel-shaped ; lobes fringed. 

 Capsule smooth, 4-celled. 



29 ULLOA. Calyx inflated, large, 5-parted, permanent. Co- 

 rolla clavately funnel-shaped, gibbous under the throat, and 

 contracted above, short ; limb small, with roundish, spreading 

 segments. Berry girded by the calyx. 



TRIBE IV. 



FRANCISCI.B. Limb of corolla plicate in aestivation, 5-lobed, 

 rather unequal. Stamens 4, didynamons, that is, 2 long and 

 2 short, without any rudiment of a fifth, inclosed. Ovarium 

 girded by a cupulate disk. Capsule 2-celled, 2-valved ; valves 

 bipartible at top. Placentas inserted into the dissepiment. 

 Seeds numerous, angular. Embryo terete, straight. 



30 BRCXFE'LSIA. Calyx 5-toothed. Corolla salver-shaped ; 

 imbricate ? Stigma bilabiate. Fruit baccate ; dissepiment con- 

 trary, placentiferous. 



31 FRAXCISCEA. Calyx 5-toothed. Corolla salver-shaped. 

 Stigma 2-lobed. Capsule 2-celled; dissepiment parallel with 

 the valves, separating from the parietes at the base. 



32 BROWA'LLIA. Calyx 5-toothed. Corolla salver-shaped, 

 resupinate. Stigma 2-lobed, 4 tubercled. Capsule 2-celled. 

 Dissepiment contrary ; placentas fleshy. 



TRIBE V. 



ANTHOCE'RCEJE. Corolla regular, not plicate. Stamens 4, 

 didynamous, with the rudiment of a fifth. Embryo arched. 

 Pericarp capsular, or baccate, 2-celled, 2-valved. 



33 AXTHOCE'RCIS. Calyx 5-cleft. Corolla campanulate ; 

 limb equal. Stamens inclosed. Fruit capsular, having the 

 margins of the valves bent in, and inserted in the parallel 

 placentas. Seeds reticulated. 



34 DUBOISIA. Calyx bilabiate. Corolla campanulately fun- 

 nel-shaped ; limb 5-parted, nearly equal. Stamens inclosed. 

 Fruit baccate. Seeds sub-reniform. 



TRIBE VI. 



NOLAKIE^JE. Corolla plicate in aestivation, 5-lobed. Stamens 

 equal in number to the lobes of the corolla. Ovaria 1 to 

 5, or more, crowded, seated on a fleshy annular disk. Stigma 

 capitate. Drupe solitary, or 5 together, containing each 

 a 2-4-celled bony nut, marked by 3-4 grooves, and 3-4 

 little holes beneath. Embryo filiform, gyrate, somewhat pere- 

 pheric. 



35 NOLA'NA. Calyx 5-cleft. Corolla campanulate, regular. 

 Drupes usually 5, containing each a 3- 4-celled bony putamen. 

 Seeds roundish. 



36 TRIGUE'RA. Calyx 5-cleft. Corolla campanulate ; limb 

 somewhat bilabiate, the 2 superior segments sub-reflexed. 

 Drupe solitary, containing a 4, rarely a 2-celled putamen. 

 Seeds ovate, 2 in each cell, compressed. 



