10 ANALYSIS OF THE NATURAL ORDERS. 



c Flowers in a compact head surrounded by an involucre COMPOSITE. 70 



e Flowers separate, irregular, perfect. Plants erect or trailing LOBELIACE.E. 71 



e Flowers separate, regular, imperfect. Weak vines ORDER 58 



d Leaves alternate. Flowers 5-parted, regular, separate CAMPANULACE.E. 72 



d Leaves alternate. Fls. irregular, 5-parted. S. Fla . . Sc&rola. GOODENIACE.*:. (71 i v 



d Leaves opposite, with stipules between, or verticillate KUBIACE.E. 61 



d Leaves opposite. Stipules none.. (v) 



v Stamens 5 4. Ovaries 2-5-celled CAPRIFOLIACE.E. GO 



v Stamens 33. Ovaries 1-celled VALERIANACE.E. 68 



c Stamens 4. Flowers capitate DIPS ACE.E. 61) 



e Herbs. Ovary with 5 styles and but 1 seed PLUMBAGINACEJE. S3 



e Herbs. Ovary with 1 style and many seeds PRIMULACE^E. 81 



e Trees or shrubs. Appendages between the stamens SAPOTACE^E. 78 



Trees or shrubs. No appendages between the stam. S. Fla. .MYRSINACE.E. (79) 

 / Leaves opposite. Style 1. Drupe 4-seeded. Herbs, shrubs.. VERBENACE^. 90 

 / Leaves alternate. . (w) 



w Drupe 4-6-seeded. Shrubs, trees AQtriFOLiACE^E. 74 



w Drupe 1-seeded. Thorny. S. Fla Ximenia. OLACACE.E. (80) 



w Capsule 2-5-cellecl, OO-seeded ERICACEAE. 73 



g Herbs, with alternate leaves, generally rough-hairy BORRAGINACE.E. 92 



h Stiermas connate. Flower bud convolute APOCYNACE<E. 99 



k Stigmas connate. Flower bud valvate ASCLEPIADACE^E. 100 



h Stigmas distinct. Flowers minute, yellow CONVOLVULACE^C. 95 



k Ovule solitary. Corolla limb entire ORDER 103 



k Ovules several. Leaves cleft and lobed HYDROPHTLLACEJE. 93 



k Ovules several. Leaves or leaflets entire, .(x) 



x Flowers not spicate GENTIANACE/E. 97 



x Flowers spicate \ 



m Leaves all radical. 'Flowers spiked ... f PLANTAGINACE*. 82 



m Leaves opposite. Ovary 2-celled LOGAKIACE.E. 98 



m Leaves alternate.. (y) 



m Leaves opposite. Ovary 3-celled. Not twining. . I ..POLEMONIACE^. 94 



y Ovary 3-celled. Not twining > " 



y Ovary 2-4-celled. Twining CONVOLVULACE^:. 95 



y Ovary 2-4-celled, 4-seeded. Erect BORRAGINACE^E. 92 



y Ovary 2-celled, OO-seeded. 2 Styles 2 HYDROPHYLLACE^E. 93 



z Style 1 SOLANACE^. 96 



n Stamens 4. Ova. 4-(rarely 1- or 2-)celled, with as many sds . . VERBENACE^:.90 



n Stamens 2. Ovary 2-ce!led, forming 1 or 2 seeds OLEACE.E. 101 



Ovary deeply 4-parted, forming 4 (or fewer) achenia. .(p) 



o Ovary entire. 4-ovuled, 4- or fewer-seeded. Leaves opposite.. VERBENACK^:. 90 



Ovary entire, OO-ovuled, GO- or several-seeded.. (s) 



p leaves opposite. Stems square. Stamens 2 4 ...LABIATE. 91 



p Leaves alternate. Stems round. Stamens 5 EORRAGINACE^E. 92 



$ Trees or climbing shrubs. Seeds winged BIGNONIACE^E. 80 



Trees. Seeds not winged SCROPHUL. 88. Erect shrubs ERICACEAE. 73 



Herbs. ss Leafless parasites. Native. Ovary 1-celled OROBANCHACK^E. 85 



ss Leafy at base or in the water. Flowers spurred.. LENTIBULACE^. 84 

 ss Leafy. Flowers large, spurlcss. Ovary 1-celled... GESNEUIACE.E. 87 



ss Leafy. Spurless. Fruit 4- or 5-celled BIGNONIACE^E. 86 



ss Leafy. Fruit 2-celled . . (I) 



f Seeds on hooks or cups. Corolla mostly convolute ACANTHACE^S. 89 



t Seeds without hooks. Corolla imbricated in the bud SCROFHULAIUACE.^ 88 



1 Seeds without hooks. Corolla mostly plicate SOLAHACE^:. 90 



