KEY TO THE NATUEAL OBDEES. 



96. Stamens surrounding the ovary; fruit a berry xvii. Tiliacece. 



Stamens on a separate flower; fruit dry xv. Malvacece. 



97. Leaves flat or linear, and pungent; flowers small, often 



clustered, yellow; stamens very numerous, surrounding 



the ovary; fruit a legume „ ... xxv. Legwmhwsm. 



Leaves flat, thick ; flowers few, in racemes, nearly white ; 



stamens about 15-20, usually on flowers without 



pistils; fruit a black berry iii. Magnoliacece. 



Leaves flat; flowers solitary, with obscure perianths; or 



leaves linear, and flowers few (in clusters), conspicuous; 



petals white ; stamens usually very numerous, on 



separate flowers to the pistils; fruit rather dry, 3-lobed. Ixix. Euphorbiacem. 



98. Under-sides of the leaves densely clothed with stellate 



hairs xvi. Sterculiacece. 



Leaves hairless, or nearly so 99. 



99. Flowers yellow ii. Villeniacece. 



Flowers pink or white 100. 



100. Perianth and stamens superior xxxi. Myrtacece. 



Perianth and stamens inferior 101. 



101. Flowers mostly red; anthers linear, black; ovary entire. viii. Treniandracece. 

 Flowers white, or nearly so ; anthers ovate, pale ; ovary 



4-lobed xxi. Butacece. 



102. Stamens inserted below the ovary 103. 



Stamens inserted on the perianth 105. 



103. Flowers very irregular ix. Folygalacece. 



Flowers regular 104. 



104. Leaves stalked, with netted veins; petals ^-| in. long, 



only adhering to one another by their margins vii. PUtosporacem. 



Leaves with broad sheathing bases, veins parallel ; cor- 

 olla gamopetalous, usually under i in., sometimes fall- 

 ing off in the form of a hood xlv. Epacridacece. 



105. Stamens 10; corolla J in. long, bell-shaped xliv. Ericacecp.. 



Stamens 5 or fewer 106. 



106. Leaves with parallel veins, or at least without a distinct 



midrib, entire, often narrow xlv. Epacridacece. 



Leaves with a midrib and netted veins, entire or lobed... 107. 



107. Leaves large, coarsely lobed; flowers about 1 in. long ... liv. Solwniiceoe. 

 Leaves entire or slightly toothed 108. 



108. Leaves about 1 in. long, hairy, at least underneath Iv. Scrophulariacem. 



Leaves about 2 in. long, hairless Ivii. Myoporaceae. 



109. Leaves scale-like or none 110. 



Leaves normal 112. 



110. Stamens and pistil in same flower; flowers dispersed 111. 



Staminate flowers numerous, in terminal spikes; pistil- 

 late flowers in oblong cones Ixxi. Casuarinece. 



111. Branches segmented, fleshy, succulent; flowers buried in 



the segments Ixi. Chenopodiaceoe. 



Plant wiry, parasitic; anthers valvular Ixvi. LauracecR. 



Plant erect or procumbent, branches angled or striate ... Ixxiii. Santalacece,. 



112. Leaves toothed on the margin 113. 



Leaves with a plain margin 114. 



113. Leaves rough, 8-4 in. long, hairy beneath; flowers small, 



numerous, in a compound panicle xxiii. Bhamnacece. 



Leaves rough, J to 1 in. long, hairless; flowers obscure, 

 in small axillary heads; stamens and pistil on separate 



flowers Ixxii. Cupuliferce. 



Leaves sm.ooth, shining ; flowers in terminal or lateral in- 

 florescences Ixvii. Proteacece. 



114. Scarious stipules at the base of the leaves, sheathing the 



branches Ixiv. Polygonacece. 



Stipules none, or minute, never sheathing 115. 



115. Perianth and stamens evidently inserted above the 



ovary 116. 



