ARTIFICIAL ANALYSIS OF THE NATURAL ORDERS. XXXV 



Division- III. APETALOUS EXOGENOUS PLANTS. 



Floral envelopes single, consisting of a calyx only, or altogether wanting. 



# Amentaceous trees or shrubs. Flowers monoecious or dioecious. 



+- ?<t>rilefloivers only in amenls. 



Leaves simple, stipulate. Involucre scaly. Peed entire. CUPULIFER.E, 420 



Leaves pinnate, exstipulate. Involucre none. Seed 4-lobed. JUGLANDACE.E, 418 



+- -t- Both the sterile and fertile flowers in aments. 



Aments globose. Calyx none. 



Fruit 2 beaked, 2-valved, many-seeded. Sterile aments spiked. 



Fruit nut like, 1-seeded, hairy. Aments single. 

 Aments oblong or linear. 



Ovary 1-celled. Drupe 1-seeded. Stipules none. 



Capsule 2-valved, many -seeded. Seed comose. 



Ovary 2-celled. Fruit dry, angled or winged. 



Fruit enclosed in the confluent berry-like calyx. 



* * Flowers not in aments. 

 «- Calyx and corolla none. 



HAMAMELACE2E, 156 



PLATAN ACE.E. 417 



MYRICACE.E 420 

 SALICACE.E, 42'J 

 BETULACE.E, 428 

 MORACE-E, 414 



SAURURACEiE, 397 



Ovaries 3-4, united below. Flowers perfect, spiked. 



Ovary single. 

 Involucre none. Capsule 4-celled. Aquatic. CALLITRICriACE.E, 398 



Involucre spathe-like. Styles 2. Leaves alternate, parted. PODOSTE.MACE.E, 399 



Involucre 8 - 12-parted. Style one. Leaves whorled, forked. CERATOPIIYLLACE.E, 398 

 Involucre 4 - 5-toothed, cup-like, containing one fertile flower and 



several sterile ones, each reduced to a single stamen. EUPHORBIACEJE, 399 



-i- t- Calyx herbaceous or corolla-like. 

 Ovaries more than one. 

 Stamens inserted on the calyx. Leaves stipulate. 

 Stamens hypogynous. Stipules none. 

 Embryo minute. 

 Embryo and seeds large, curved. 

 Ovary solitary. 

 Calyx adherent to the ovary. 

 Ovary 1-celled. 

 Fruit a 2-valved, many-seeded capsule. 

 Fruit indehiscent, 1-seeded. 

 Anthers (and stigma) sessile. Tree parasites. 

 Anthers on filaments. 



Drupe berry-like. Stigma decurrent. 

 Drupe dry. Albumen copious 

 Drupe dry. Albumen none. 

 Ovary 6-celled, many-ovuled. Calyx tubular. 

 Ovary 4-celled, many-ovuled. Stigma capitate. i 



Ovary 3-celled, 3-ovuled. Stigmas 3. Leaves dissected, i 

 Ovary 2 - 3-celled. Capsule 2-valved. Leaves alternate. 

 Fruit a berry. Leaves opposite. 

 Calyx free from the ovary. 

 Ovary 1-celled. 

 Ovules and seeds numerous. 

 Vines. Fruit berry-like. 

 Stems erect. Capsule circumseissile. 



ROSACEA, 117 



RANUNCULACEJE, 2 

 MENISPERMACE.E, 15 



SAXIFRAGACE.E, 151 



LORANTHACE.E, 397 



CORNACE.E, 107 



SANTALACEiE, 395 



COMBRETACE.E, 130 



ARISTOLOCIIIACE.E, 371 



ONAGRACE.E. 137 



HAMAMELACE.E, 150 

 MYRTACEJE, 130 



PASSIFLORACEJE, 147 

 CELOSIE.E, 379 



