to the Genera.) XIX.—SYNGENESIA, 123 
% 
Oise Class XVIII. POLYADELPHIA. 
Leaves compound, odd-pinnate, with alternate leaflets not gland-dotted ; 
carpel solitary ; fruit an indehiscent orbicular pod; stamens 10 
256. Pte 
rocarp 
Leaves simple or 1-foliolate, gland- ‘ties sans several, connate in a 
2-more-celled ov. a3 ; stamens 20 or m 
Ovary superior 
Leaves opposite 
Fruit a 3- daleat, capsule 76 gp web ns 
Fruit a berr 80. Garcinia. 
Leaves si teerinnt! ye foliolate, petiole winged ; fruit parton’ with 
leathery rin 
Ovary inferior :— 
Leayes alternate or opposite; flowers in heads or ve fruit a 
aia Melaleuca. 
3-yalved cap 
Leaves opposite ; flowers never in heads or spikes; “ra a small or 
large berry 5. Eugenia. 
6,4 a Class KIX. SYNGENESIA. 
Ann ary superior, 5-celled; ovules in each cell 2 or more; flowers large, 
not aggregated in heads :— 
Lateral petals connate in pairs; fruit capsular .........131. Impatiens. 
Lateral petals free; fruit a fleshy drupe.........s0+--0+++ 132. Hydrocera. 
Ovary inferior, 1-celled, 1-ovuled; flowers sina always small and . 
Aggregated in heads : ‘ 
*Corollas of all the flowers tubular to near the mouth, or if any flatly 
expanded from a tubular base (ligulate) then only the marginal florets 
of the flower-head (ray-florets) so expanded ; sap not milky :—(p. 180) 
tStyle-arms long, distinct, or if very short or the style subentire then 
80 only in the sterile florets of heads with dissimilar (he terogamous) 
tFlowers red, purple or white, never yellow; all the florets similar 
(homogamous) and tubular or rarely (Z Eps Ns ai : 
involucre of bracts always more than 1 ——_ _ 
usually setaceous or rarely (Ethulia) tts recep naked 
rarely (Ageratum) paleaceous :—{p. 124 
}{Anthers cleft at base and poh at apex; style-arms 
subulate, hairy ; leayes alternate :—{p. 124] 
§§Heads distinct ; many-flowered :—[p. 124] a 
Pappus absent; f peenqes eet s? ulia. 
Poppe present ; ashen zoibted 
; ie 
