SYNOPSIS OF THE NATTTRAI, OBBERS. XXIX 



24 Stamens 10 or fewer. Stipules none. 



xiv. Caryophyllacece ('Alsinese). 

 Stamens 5. Stipules present. Petals distinct. 



xiv. Caryophyllacece (Polycarpeae) . 

 Stamens 5. Stipules present. Petals subulate. 



xxxiii, Paronychiaceee, 



25 Stamens free 27 



Stamens polyadelphous xvii. Sypericacees. 



Stamens monadelplious or inserted in an hypogynous 



ring 2d 



26 Stamens 4; — 5. Stipules none ixii. Linacees. 



Stamens 10. Stipules none or united to tlie base of the 



petioles. Cells of ovary 5 ; each many-seeded. 



xxi. Oxalidacecs. 



Stamens 10. Stipules present. Cells of ovary 5 ; each 



1-seeded xix. Geraniacece. 



27 Style 1 28 



Styles 3 — 5. Anthers terminal .... xiii. Elatinacece. 

 Styles 3 — 5. Filaments extending beyond the anthers. 



Ixxx. Trilliacets. 



28 Stamens 3. Petals .3.. .fruit fleshy. hLsi. Empetracece. 

 Stamens and petals 4 or 5, inserted in an hypogynous 



disk xxiii. Celastracece. 



Stamens 5 or more. Petals 5. Caps. 1-ceUed, 3 — 4- 



valved xi. FranTfeniacece. 



Stamens usually 8. Petals 5. Fruit winged, separating 



into two capsules xviii. Aceracece. 



Stamens 8-:— 10. Capsules 6-celled, 5-valved. 



xlvii. Ericacets (Pyrolese and Monotropese). 



29 Ovary 1-ceUed with one pendulous ovide. Stamens 



as many as and opposite to the petals. 



, x\. Lofanihacea. 

 Ovary 1-celled; placentas 2 parietal; ovules many. 

 Stamens and petals .4 — 5, altew^tipg, 



XXXV. MibesiacecB. 

 Ovary 2 — many-celled; placentas central. Or a pome. .30 

 SO Stamens, many, in.definjte. Fruit a 1— 5-seeded pome. 



xxvi. Mosacea (Pomese). 

 Stamens as many as and alternating with the petals, or 

 twice as many , 31 



81 Petals imbricate in the bud 32 



Petals valvate in the bud 33 



Petals twisted in the bud. Sepals valvate. Style 1. 



xxix. Onagraceis, 



82 Petals 5. Stamens 6. Styles 2. Inflorescence umbellate. 



Seeds solitary xxxviL TJmheUifertB, 



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

 times 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. Saloragacece. 



