SYNOPSIS OF THE NATURAL SYSTEM. 133 



63 Styles 2, distinct. Cymes radiate. § Hydbanges. LXV 



63 Styles united into one. .----------------o4 



64 Berry 4-angled, 4-celled. Exotic. - Onagbace^. L\ 



64 Drupe 1— 2-celled. Terrestrial shrubs or trees. - - - - Cohnacee. Lj^Xl;^ 



64 Berry 1-celled, 1-seeded. Parasites. LoBANTHACEiE. LXX 



65 Stipules present, sometimesniinute, or only 2glands. ob 



65 Stipules none. Flowers regular. '^ 



66 Flowers regular. ..--.- - - b7 



66 Flowers more or less irregular. Leguminosje. AL.vii 



67 Stamens 4— 5, distinct. Erect shrubs. - - o° 



67 Stamens 5, united into one set. Climbing. - - - Passiflobace^. L,VU 



67 Stamens 00, 20 or more. y'tvt 



68 Stamens opposite to the petals. Rhamnaces. -?^\i 



68 Stamens alternate with the petals. Celastbacee. AL, v 



69 Filaments distinct, hypogynous. Flowers very large. - Magnohace.e^ ii 



69 Filaments distinct, perigynous. ^°®^^^*Vyyvtt 



69 Filaments united into one set. m ^'^^^^^■-ArvViTT 



69 Filaments united into 5 sets. Flowers small. - - Tiliacex. XXXVIU 



70 Flowers dia;cious. Climbing vines. - - - Menispermace^. V 



70 Flowers diiEcious. Erect shrubs. --------- 71 



70 Flowers perfect. --- ■""„'"""'" vvvtt 



71 Ovary superior. Prickly shrubs. Zanthoxylaceb. ^^^'■\ 



71 Ovary inferior. Unarmed. Hamamelace.e. LXVl 



72 Stamens (00) indefinite, 18 or more. Ovaries (5 Ros. xlvihO 00 or 1. - - 7^ 



72 Stamens 6, opposite to the 6 petals. Bebbebidaces. Vl 



72 Stamens 4, alternate with the petals. Coenace*. LXIX 



72 Stamens 5, alternate with the petals. '■* 



73 Fruit large, fleshy pods. Flowers trimerous (63, a) - - Anonacm:. 1 V 

 73 Fruit a several-celled capsule. Fls. pentamerous. Tebnstb(EMAce«. XXXVI 



73 Fruit a many-celled berry. Aubantiace^. X50C V 



74 Fruit a dry, one-seeded drupe. Anacardiaces. XXXIH 



74 Fruit a 2-celled, many-seeded capsule. § Escallionee. LXV 



74 Fruit a one-celled, globose berry. Grossulace^ LX 



74 Fruit a 5-celled baccate drupe. ABALiACEffi. LXVlll 



75 Styles several, distinct. Rosacea. XL VIU 



75 Styles united into L LoASACEiE. LVl 



Sec. III. Orders of the Mouopetalous Exogeus. 



76 Herbs annual, biennial or perennial, """""■""""'"'"ill 

 76 Trees, shrubs or undershrubs. ---------------- 10b 



77 Stem long, juicy, climbing by tendrils. ... - - Cucubbitace.e. LIX 



77 Stem not furnished with tendrils. ----.----.--- ' '^\ 



78 Leaves alternate or all radical. ----------------79 



78 Leaves opposite, cauline. -------.--.--.----95 



78 Leaves none. Plant without verdure. .-...--------93 



79 Flowers regular. ---..-.------------80 



79 Flowers irregular. -----...-..--------90 



80 Stamens 5, cohering by the anth. Fls. small, in heads. - Compositje. LXXV 



80 Stamens 4 — 10, distinct (or united and fls. not capitate). -.---.-81 



81 Ovary (inferior) adherent to the calyx tube. ----------82 



81 Ovary (superior) free. (Stamens 6, diadelphous. Vine. 19.) 83 



82 Stamens as many as the lobes of the corolla. - - Campanulace*. LXXVII 



62 Stamens twice as many as the lobes of the cor. - - § Vaccine^:. LXXVIII 



83 Stamens twice as many as the slightly united petals. § Pyeoleb. LXXVIII 



83 Stamens as many as the lobes of the corolla. ----------84 



84 Stamens opposite the segments of the corolla. --.---.---85 

 64 Sta. alternate with the segm. of the cor. Styles united into one. - - - - 86 



85 Ovary many-seeded. ---------- Prim0Lace«. LXXXII 



65 Ova. 1-s'ded. Pet. often but slightly connected. PLrMBAGWACE^E. LXXXV 

 86 Acaulescent. Fls. spicate. Fr. a minute pyxis. Plantaginaceje. LXXXIV 



86 Caulescent. - 87 



87 Fruit 4 nearly distinct achenia (116, 9). Bobbaginaces. XCIV 



87 Fruit compound, capsular, or baccate (follicular, 105.) 88 



88 Corolla twisted and imbricate in aestivation. ... Polemoniaces. XCVI 

 88 Corolla twisted and plicate in aestivation, - - - Convolvulace.e. XCVIII 



88 Corolla in aestivation not twisted. - 89 



89 Fruit a few-(2— 4-)seeded capsule. .... - Hydbophyllaceb. XCV 



