STNOPSIS OF THE NAXITRAL OEDEES. 
xxvii 
No stipules. Sepals 2 or wanting. Stamens 6, in two 
bundles v. Fumariacece. 
18 Calyx imbricate in the bud 21 
Calyx valvate in the bud, or with distant lobes. Calyx 
and corolla regular 19 
19 Stamens united into a column xv. Malvacea. 
Stamens fi'ee 20 
20 Stamens hypogynous x\i. TiliacecB. 
Stamens perigynous, opposite the petals and equalling 
them m number xxiv. Rhamtiacea. 
Stamens inserted in the tube of the calyx, alternating 
with, or twice as many as, but below the petals. 
xxvii. LijtTiracece. 
21 Corolla regular 22 
Corolla irregular . , xxi. Balsarniuacece. 
22 Calyx tubular 23 
Sepals distinct or slightly connected below 24 
23 Stameiis perigynous. Fruit a di'upe. 
xxvi. RomeecB (Amygdaleae). 
Stamens hypogynous. Fruit a capsule. 
xiv. Caiyophyllacece (Sileneae). 
24 Ovary 1-celled 25 
Ovaiy many-celled 27 
25 Stamens opposite the petals. Sepals 2. 
xxxii. Pm-tulacece. 
Stamens opposite the petals. Sepals 3 — 5 26 
26 Stamens 10 or fewer. Stipules none. 
xiv. CaryophyUaceat (Alsineae). 
Stamens 5. Stipules present. . . .xxxiii. ParonycMacecc. 
27 Stamens free 29 
Stamens polyadelphous x\'ii. Hypericacece. 
Stamens monadelphous or inserted in an hypogynous 
ring 28 
28 Stamens 4 — 5. Stipules none xx. Linacea. 
Stamens 10. Stipules none or united to the base of the 
petioles. Cells of ovary 6 ; each many-seeded. 
xxii. OxalidacecB. 
Stamens 10. Stipules present. Cells of ovaiy 5 ; each 
1-seeded .xix. Geraniacea. 
29 Style 1 " 30 
Styles 3 — 5. Anthers terminal xiii. ElatinacecB. 
Styles 3 — 5. Filaments extending beyond the anthers. 
Ixxi-x. Trilliacea. 
30 Stamens 3. Petals 3. Finiit fleshy. Isxi. Empetruceee. 
Stamens and petals 4 or 5, inserted in an hj'pogynous 
disk xxiii. Celasiracete. 
Stamens 5 or more. Petals 5. Caps. 3 — 4-valved. 
xii. Franheniacece. 
b 2 
