196 ANALYSIS OF THE NATURAL ORDERS. 



4 Ovaries several, entirely distinct, each 1-styled, 1-ovuled. ORDER 1 



4 Ovary one, 1-ovuled, 1-seeded, style or stigma 1. (b) 



4 Ovary one, 1 3-ovuled, with 2 5-styles or stigmas, (c) 



4 Ovary 1, with many ovules and 1 style or stigma, (d) 



4 Ovary one, with 4 CO ovules and 2 12 styles and stigmas, (e) 



a Stamens 1 8, symmetrical with the stigmas. ORD. 52 



a Stamens 8 10, the stigmas 2. Ovary GO-seeded. OED. 61 



a Stamens 6 or 12, symmetrical with the 6 ovary-cells. AKBTOLOCHIACE^:. 100 



a Stamens 5, the style 1. Ovary 2-ovuled, 1-seeded. SANTALACEJE. 109 



b Flowers perfect. Calyx 4-lobed, stamens 14. OED. 47 



b Flowers perfect. Calyx entire, funnel-shaped, colored. NYCTAGTNACEZ:. 101 



b Flowers diclinous. Calyx 4 5-parted, green. URTICACE.S:. 115 



c Fruit 3-seeded, with 3 (often cleft) stigmas. EUPHOKBIACE^E. 112 



c Fruit 1-seeded. Stipules sheathing the stems. POLYGONACE.E. 102 



Stip. 0. Calyx scarious-bracted. AMARANTACE.E. 106 



Stip. 0. Calyx double. Climbing. BASELLACE.E. 104 



Stip. 0. Calyx naked. Lvs. alternate. CHENOFODIAOEJE. 105 



Stip. 0. Calyx naked. Lvs. opposite. 3, OKD. 21 



d Stamens (4) opposite the sepals. OED. 51 



d Stamens (5) alternate with the sepals. OED. 78 



e Leaves opposite. Fruit circumscissile (utricle). OKD. 22 



e Leaves opposite. Fruit 4 5-valved (capsule). OED. 21 



e Leaves alternate. Fruit 5-horned, 5-celled (capsule). OED. 60 



Fruit a fleshy 4 10-seeded berry. PHYTOTACCACEJS. 103 



Fruit circumscissile (utricle). AMAEANTACE^E. 106 



f Flowers on a spadix with a spathe. Monocotyledons. OED. 131 



f Flowers in a long naked spike. Stamens 6 or 7. SACRURACE.*!. 123 



f Flowers solitary, axillary, minute. Aquatic plants, (g) 



g Stamen 1, styles 2. Leaves opposite. CAIXITEIOACE^:. 124 



g Stamens 2, styles 2. Leaves alternate, dissected. PODOSTEMIACE^. 125 

 g Stamens 12 24, style 1. Lvs. verticillata, dissected. CERATOPHYLLACEJE. 126 

 5 Flowers not in aments, with the leaves opposite, (h) 

 5 Flowers not in aments, with the leaves alternate, (k) 

 5 Flowers (diclinous), the sterile only, in aments. (n) 

 5 Flowers (diclinous), both the fertile and sterile in amenta, (o) 



h Fruit a double samara (2-winged). OKD. 40 



h Fruit a single samara (1-winged), or a drupe. Stamens 2. OLEACE^E. 09 



h Fruit not winged, 3-seeded. Stamens 4. EUPHORBIACE^E. 112 



1-seeded. Stamens 4 or 8. ELEAGNACE.E. Ill 



1-seeded. Stamens 3. Parasites. LORANTHACE.E. 103 



k Style or stigma one. Fruit 1-seeded. (m) 



m Calyx free from the ovary. Anthers opening by valves. LATJEACE^E. 107 



m Calyx free from the ovary. Anthers opening by slits. THYMELACEJC. 110 



m Calyx adherent to the ovary. Ovules 2 4. (Shrubs.) SANTAJ^ACE^. 103 



Ovule 1. (Trees.) OKD. 65 



k Styles or stigmas 2. Stamens numerous. OED. 62 



Stamens as many as the calyx lobes. ULMACEJC. 113 



k Styles or stigmas 3 (rarely 2 4). Fruit dry, 3-partible. EUPHORBIACE.S. 112 



Fruit a fleshy drupe. OKD. 43 



k Styles or stigmas 6 9. Heath-like undershrubs. EMPETRACE^E. 116 



k Styles and ovaries 5, scarcely xmited. Leaves pinnate. OKD. 87 



n Nut or nuts in a cup or involucre. Leaves simple. CiTPirLrFERJE. 119 



n Nut drupaceous, naked. Leaves pinnate. JITGLANDACEJB. 118 



o Fruit fleshy, aggregated (sorosis). Juice (or sap) milky. ABTOCABPACE^S. 114 



Q Fruit dry. Plants with a watery juice or sap. (p) 



