XXX SYNOPSIS OF THE NAItrRAl OEDEES. 



Petals 4—5. Stamens 5—10. Styles 2. (Calyx some- 



timea inferior.) Capsule 2-valved. Seeds many. 



(Fruit with two horns.) . . . .xxxvi. Saxifragacece. 



Petals 4. Stamens 4 — 8. Styles 4. Fruit of 4 hard 



nuts XXX. HaloragacecB. 



83 Fruit a berry. Styles more than two. Leaves alternate. 



xxxviii. Hederaoets. 

 Fruit a drupe. Style 1. Leaves opposite. 



xxxix. Comaeece. 

 Fruit dry. Styles 2. Leaves alternate. 



xxxvii. Umhelliferm (in part). 



34 Stamens inserted beneath an epigynous disk. 



xlvii. EricacecB (Vaociniese). 

 Stamens inserted with the corolla and free from it . . 35 

 Stamens inserted on the tube of the corolla or between 

 its lobes 36 



35 Filaments free xlvi. Campanulacem. 



Filaments united into 3 bundles . . xxxi. Cucurhitaeece. 



86 Anthers united. Flowers in a head. xlv. Compositm. 

 Anthers free 37 



37 Flowers in a head. Calyx double, .xliv. DipsacaceeB. 

 Flowers corymbose or cymose 38 



38 Fruit a double indehiscent pericarp, 2-celled, 2-seeded. 



xlii. Mubiaceee. 



Fruit dry, with 1 perfect cell, 1-seeded ; and often 2 



empty cells. Stamens 1 — 3 . .xliii. Valerianaceee. 



Fruit fleshy, with 1 or several seeds. Stamens 4 — 5. 



xli. Capri foliacece. 



39 Ovary and fruit 4-lohed, separating into 4 small 1-seed- 



ed nuts. Style from base of ovary 40 



Fruit of several follicles. 



xxxiv. Orassulacets (Cotyledon). 

 Ovary and fruit simple. Style terminal 41 



40 Stamens 5. Corolla regular. Leaves alternate. 



liv. Boraginacece. 



Stamens 4, didynamous, or 2. Corolla 2-hpped. Leaves 



opposite .'. Iviii. Lahiatce. 



41 Ovary 1-celled, 1-seeded. Calyx tubular. Stamens 6. 



Styles 5 Ixii. Plumhaginacecs. 



Ovary 1-celled, many-seeded 42 



Ovary with 2 or more cells (but fruit sometimes 1- 



celled) 44 



42 Corolla scarious, regular, 4-parted. Stamens 4. 



Ixiii. Plantaginacece. 

 Corolla coloured 43 



43 Corolla irrenular. Stamens 2. .. .Ix. Lentihulariacem. 

 Corolla regular. Stamens 4 — 5, opposite to the seg- 

 ments of the corolla Ixi. Primulaceee. 



Corolla irregular. Stamens 4, didyiianlous. 



Ivi. Ordbanchacea. 



