BzooBira 



KXOGENS. 



Maembryacta. Petal* numerous, conspicuous. Carpels several, 



Telragoniaeta. Petal* absent Carpel* several, consolidated. 

 Scleraiitltacttr.feitit absent Sepal* united into a tube. Carpel 

 single, loUtary. Fruit incloMd in the hardened calyx tube. 



XXIV. DAPHXALES. Flowers mpnodjchlamydeous. Carpel solitary. 



Embryo amygdaloid, without albumen. 



nymdatta. Anther* bunting lengthwise. Apetalous or poly- 

 petalou*. Ovule solitary, suspended. Calyx imbricated. 



Proteatttr. Anther* bursting lengthwise. Apetalous. Ovules 

 erect. Calyx valvate. 



Laurartte. Anthers bursting by recurved valves. Leaves perfect. 

 Fruit naked. 



Cattyiliacetr. Anthers bursting by recurved valves. Leave* mere 

 colourless scales. Fruit buried in a succulent permanent calyx. 



XXV. ROSALES. Flowers monodichlamydeous. Carpels more or less 

 distinct Placenta; sutural. Seeds definite. Corolla, if present, . 

 polypetalous. Embryo amygdaloid, with little or no albumen. 



Calycanlhaeeir. Flower* consisting of numerous imbricated scales, 

 i . ity ledons convolute. 



Ckrytobalanacccc. Flowers polypetalous (or apetalous), nearly or 

 quite regular. Carpel solitary. Style proceeding from the base of 

 the ovary. 



Fabacea, or Ltguminota. Flowers polypetalous or apetalous, 

 paphoriaceous (or leguminous). Carpel solitary, with the style pro- 

 ceeding from the apex of the ovary. 



Dmpactcf. Flowers polypetalous, regular, drupaceous. Carpel 

 solitary, with the style proceeding from the apex of the ovary. 



Pomacece. Flowers polypetalous, regular. Carpels adhering to the 

 calyx by their back. 



Smguitorbacctr. Flowers apetalous. Carpel solitary, inclosed in a 

 hardened calyx -tube, forming a false pericarp. 



Rutacea. Flowers polypetalous. Carpels free from the calyx, and 

 quite or nearly so from each other. 



XXVI. SAXIFRAOALES. Flowers monodichlamydeous. Carpels conso- 

 lidated. Placenta! sutural or axile. Seeds 00. Corolla, if present, 

 polypetalous. Embryo taper, with a long radicle, and little or no 

 albumen. 



Saxifragaeea. Styles distinct. Leaves alternate. 



ffydrangcacea. Styles distinct Leaves opposite, without sti- 

 pules. 



niacfff. Styles distinct Leaves opposite, with large iuter- 

 petiolar stipules. 



Brexiaeax. Styles consolidated. Calyx many-leaved. Albumen 0. 

 Leaves alternate. 



Lythracne. Styles consolidated. Calyx tubular, permanent, with 

 the petals in the margin. Albumen 0. Leaves opposite. 



XX VII. RHAMNALES. Flowers monodichlamydeous. Carpels conso- 

 lidated. Placenta: axile. Fruit capsular, berried, or drupaceous. 

 Seeds definite. Embryo amygdaloid, with little or no albumen. 



Penaacta. Flowers apetalous. Ovary composed of 4 carpels. 

 Calyx tubular, with definite divisions. Cotyledons consolidated. 



Aiptilariacttr. Flower* apetalous. Ovary composed of 2 carpels. 

 Calyx tubular, with a definite number of divisions. Cotyledons 

 amygdaloid. 



i'lmaceat. Flowers apetalous. Ovary composed of 2 carpels. 

 Calyx imperfect) and irregularly divided at the edge. Cotyledons thin 

 and leafy. 



Rhamnatta. Flowers polypetalous. Calyx valvate. Stamens 

 opposite petal*. Seed* erect 



C/iaiUttiacea. Flower* polypetalous. Calyx valvate. Stamen* 

 alternate with the petal*. Seed* pendulous. 



1 1 l:,acraieace<r. Flower* polypetalous. Calyx imbricated. Sta- 

 men* (3), nionadelphous. 



Cdattractat. Flower* polypetalous. Calyx imbricated. Stamens 

 \J, distinct 



filarlf/iouiiaceie. Flowers monopetalous. Stamen* episepalous. 



Sapotacea. Flower* monopetalous. Stamen* epipetalous. Ovules 

 ascending. Radicle short Cotyledons amygdaloid. 



Styracafta. Flowers monopetalous. Stamens epipetalous. Ovules 

 in put at least suspended. Radicle long. Cotyledons leafy. 



XXVIII. OSKTUXALCS. Flowers dichlamydeous, monopetalous, 

 symmetrical. Placenta axile or parietal. Kmbryo minute, or with 

 the cotyledon* much smaller than the radicle, lying in a large 

 quantity of albumen. 



Kl#ncr. Stipules 0. Stigma* simple, sessile, radiating. 

 Arjuifuliacw. Stipule* 0. Stigmas simple, at the end of a mani- 

 fest style. Placenta axile. Seeds definite, pendulous. Corolla 

 imbricated. 



Apocynacea. Stipule* 0. Stigmas collected into a massive head, 

 expanded at the base in the form of a ring or membrane, and con- 

 tracted in the middle. Albumen sometimes 0. 



Loganiatta. Leave* opposite, with intervening stipules. 

 IHapauiacta. Stipules 0. Stigma* simple, at the end of a 



manifest style. Placenta axile. Seed* indefinite, peltate. Stamen* 

 interpetalou*. 



Hitliacea. Stipules 0. Stigmas simple, at the end of a manifest 

 style. Placenta axile. Seeds definite, erect Corolla valvate. 

 Flower* unsymmetrical 



Orobanchacea. Stipules 0. Stigmas simple, at the end of a 

 manifest style. Placentae parietal. Flowers didynamous. 



Gentianacaz. Stipules 0. Stigmas simple, at the end of a manifest 

 style. Placenta: parietal. Flower* regular. 



XXIX. SOLAN ALES. Flowers dichlamydeous, monopetalous. Pla- 

 centae axile. Fruit 2-3-celled. Embryo large, lying in a small 

 quantity of albumen. 



Oleacea. Stamens free, 2 or 4. 



Solanacett. Stamens free, 5. Placenta axile. Embryo terete. 



Atcltpiadacea. Anthers and stigmas consolidated into a column. 



Cordiacea;. Stamens free, S. Placenta axile. Cotyledons leafy, 

 folded longitudinally. 



Conrolrulacea: Stamens free, 5. Placenta basal. Cotyledons 

 leafy, doubled up. 



Viucutacea. Stamens free, 5. Placenta: basal. < Embryo filiform, 

 spiral. 



Polemoniacea. Stamen* free, 6. Placenta axile. Cotyledons 

 straight, plano-convex. 



XXX COUTUSALES. Flowers dichlamydeous, monopetalous, symme- 

 trical. Placenta: free. Central embryo lying among a small quantity 

 of albumen. Occasionally monochlamydeous or polypetalous. 



llydrophyllacete. Stamens alternate with the petals. Styles 2. 

 Inflorescence circinate. 



J'luitiliayinacea. Stamens opposite the petals. Fruit membranous, 

 1 -seeded. Styles 5. Stem herbaceous. 



Plantaginacete. Stamens alternate with the petals. Style 1. 

 Inflorescence straight. 



Primulacea. Stamens opposite the petals. Fruit capsular, many- 

 eeeded. Style 1. Stem herbaceous. 



MyniruKuz. Stamens opposite the petals. Fruit indehiscent, 

 drupaceous. Style 1. Stem woody. 



XXXI. ECHIALKS. Flowers dichlamydeous, monopetalous, symmetri- 

 cal or uusymmetrical. Fruit nucamentaceous, consisting of si 

 1-seeded nuts, or of clusters of them separate or separable. 

 Embryo large, with little or no albumen. (Very rarely hypogy- 

 noua.) Regular-flowered orders passing from Solanals. 



Jasminacta. Flowers regular, $/, unsymmetrical. Stamens 2. Fruit 

 2-lobed. Stigma naked. 



Salvadoracta. Flowers regular, symmetrical. Stamens 4. Fruit 

 simple. Stigma naked. 



krctiacea. Flowers regular, symmetrical. Stamens 5. Stigma 

 naked. Nuts 4. Confluent inflorescence circinate. 



Notanaeea. Flowers regular, symmetrical. Stamens 5. Nuts 5 

 or /. Stigma naked. Inflorescence straight 



Boraginacea. Flowers regular, symmetrical. Stamens 5. Nuts 

 4 or ^/. Stigma naked. Inflorescence circinate. 



Brunoniacea. Flowers regular, symmetrical. Nut solitary. Stigma 

 indiisiatc. (Stamens hypogynous.) Irregular-flowered. Orders passing 

 into Bignoniads. 



Lamiaceai. Flowers irregular, unsymmt rical. Nuts 4. Ovule 

 erect. 



Yerbtnacea, Flowers irregular, unsymmetrical. Nuts confluent 

 Ovules erect 



Myoporacea. Flowers irregular, unsymmetrical. Nut* confluent 

 Ovules pendulous. Anthers 2-celled. 



Sdayinacete. Flowers irregular, uusymmetrical. Nuts confluent. 

 Ovules pendulous. Anthers 1-celled. 



XXXII. BIONOSIALKS, Flowers dichlamydeous, monopetalous, unsym- 

 metrical. Fruit capsular or berried, with its carpels quite con- 

 solidated. P|acenta axile or parietal, or free central Embryo 

 with little or no albumen. 



PedaKactce. Placenta parietal. Fruit bony or capsular. Embryo 

 amygdaloid. Radicle short 



Oaneraeea. Placenta: parietal. Fruit capsular or baccate. Embryo 

 with minute cotyledons. Radicle long. 



Cracentiacete. Placenta: parietal. Fruit succulent, hard-shelled. 

 Embryo amygdaloid. Radicle short 



JUgnoniacta. Placenta: axile. Seeds winged, sessile, without 

 albumen. Cotyledons large, leafy. 



AcantHacea. Placenta axile. Seeds wingless, attached to hard 

 placeutal processes, without albumen. Cotyledons large, fleshy. 



Scrophvlariacece. Placenta- axile. Seeds albuminous. Cotyledons 

 scarcely larger than or not so large as the radicle. 



Lmtibulairiacta. Placenta free. Central seeds minute, without 

 albumen. Cotyledons much smaller than the radicle. 



Sub-Class IV. Epigynous Exogen*. 



Flower* $ or 3 $ ? . Stamen* growing to the side of either the 

 calyx or corolla. Ovary inferior, or nearly *o. 



