ANALYSIS OF THE NATURAL ORDERS. 



197 



p Ameuts globular, racemed. Nutleta 2-oeUed, woolly. Oed. 62 



p Ameuts globular, solitary. Nutlets 1-celled, 1 seeded. Platanaoe^. 117 



p Amenta cylindrical or oblong, (s). 



s Ovary 1-celled, 1-seedod. Fruit often fleshy. MTKioAoBiK. 121 



s Ovary 2.ceiled, 2-ovaled, 1-seeded. Fruit often -winged. Bethlaoe^. 120 

 s Ovary many-ovuled, many-seeded. Seeds eomous. Salioaoe^. 122 



» Cohort 4. CONOIDE^. 



IT Leaves simple. FertUo flowers in cones. Stems branching, woody, 



jointless. Conitbk^. 127 



H Leaves simple. Fertile flowers solitary. Stems branching, woody, 



jointless. Taxaoe^. 128 



H Leaves pinnate. Fertile flowers solitary. Stems simple, palm-like. Cyoadaoh^. 128 



E Cohort 5. SPADICIFLOR^. 



U Trees or shrubs with palmi-oleft leaves all from one terminal bud, and 



a branching " spadix" from a spathe. 

 H Herbs with simple, rarely ternate leaves. Spadix simple, 

 3 Plants frond-like, minute, floating loose on the water. 

 S Plants with stem and leaves, rooting and flxed. (3) 

 3 Spadix evident, in a spathe or on a scape. 

 3 Spadix obscure or spike-like. Stems leafy. (4) 

 4 Flowers with no perianth, densely spioate or capitate. 

 4 Flowers with a perianth or not. Plants submersed. 



(3) 



Palmaoeji. 130 



Leukaok^. 132 



Abace^. 131 



TyPHTOEiE. 



Naiadac&s. 



133 



134 



F Cohort 6. FLORIDE^. 



1 Flowers (not on a spadix) in a small, dense, involucrate head, (k) 

 H Flowers (not on a spadix) solitary, racemed, spicate, etc. (3) 

 3 Perianth tube adherent to the ovary wholly or partly, (a)' 

 3 Perianth free from the oyary. (4) 



4 Petals and sepals differently colored (except in Medeola, 147). '(c) 

 4 Petals and sepals similarly colored, (e) 

 a Flowers dioeoious or polygamous. Low, aquatic herbs. HYDEOoHAnroAOE^. 136 



DlOSCOBEACE^. 144 

 OBOHIDAOEiB. 138 



Mabantace^. 139 



Flowers dioecious, 6-androus. Shrubby climbers, 

 a Flowers perfect,, — ^gynaudrons (stamen on the pistil). 

 — ^monandrous- with half an anther.' 

 — 3 — 6-androus. Stamens distinct, (b) 

 b Perianth woolly or mealy oulside. Ovary half-free. 

 b Perianth glabrous orutside. — Stamens 3, anthers introrse. 

 — Stamens 3, anthers extrorse, 

 — Stamens 6. 

 c Carpels many, distinct, aoheniate in fVnit. 

 c Carpels 3, united, with the stigmas distinct or not. (d) 

 d Leaves verticillate in 1 or 2 whorls. Stigmas 3. 

 d Leaves alternate. — Stigmas 3. Scurfy epiphytes. 

 — Stigmas united into 1. 

 e Leaves net-veined, dilated. — Flowers perfect, 4-parted. 

 — Flowers dioeoious, 6-parted 

 e Leaves parallel-veined, (f ) 



f Styles, and often the stigmas also united intQ 1. (g) 



• g Flowers colored, regular. Stamens 6 (4 in 1 species). Liliaoe^. 148 

 g Flowers colored, irregular or else triandrous. PonTEDEBiAOE,ai. 150 

 g Flowers greenish, glume-like or Boarions. Jokoaoejb. 151 



H^MODOEAOE^. 142 



BnBMAiiinAOE,iB. 137 



Lridacea. 143 



Amabyllidaoe^. 140 



Alismaoe^. 185 



TBILI,IACE,ffl. 147 



Beomkliaoe^. 141 



commeltnaoe^. 152 



eoxbdeohiaoe^. 146 



SurLAOE^. 145 



