RUTACEZ. 505 
reflexed, versatile laterally or subintrorsely rimose. Carpels 5, 
oppositipetalous (in male flower rudimentary or 0); germens free ; 
styles same in number, soon coalescing among themselves, stigma- 
tiferous free at apex; ovule solitary in germens, descending ; micro- 
pyle extrorse superior. Drupes 3-5, stipitate or subsessile, dry; 
finally late inwardly dehiscing ; seed and exalbuminous embryo of 
Quassia.—Bitter trees ; branches frondose at apex; leaves alternate 
imparipinnate ; folioles oblong, entire, »-jugate; flowers in large 
subterminal much ramified cymiferous racemes ; branches and twigs 
glandular-pilose compressed (Malayan Archipelago’). 
100. Picrella H. By.?— Flowers hermaphrodite ; receptacle 
shortly convex. Sepals 4, decussate-imbricated. Petals 4, alter- 
nate, much longer, erect-connivent in suburceolate corolla, valvate, 
acute, finally reflexed at apex. Stamens 4, alternipetalous ; fila- 
ments free, inserted without between lobes of hypogynous glandular* 
disk ; anthers short, introrse, 2-rimose. Carpels 4, oppositipetalous ; 
germens free, produced at apex in short slender styles, soon coalese- 
ing among themselves; summit of column stigmatiferous subovoid- 
capitate; ovules solitary in each cell, inserted at internal angle; 
either descending micropyle extrorse, superior; or ascending 
micropyle introrse, inferior. Fruit ...?—A glabrous shrub, in all 
parts glandular-punctuate and very bitter; leaves opposite petiolate, 
3-foliolate ; folioles ovate or subobovate; flowers‘ in small opposite 
cymuliferous racemes, axillary to leaves of upper branches ; pedicels 
articulate, 3-bracteolate’ (J/ezico’). 
101. Dictyoloma DC.’—Flowers polygamous, 5-merous; calyx 
gamophyllous, short, imbricated? Petals 5, much longer than 
calyx, imbricated. Stamens 5, alternipetalous; filaments free, in- 
wardly crowded with wide simple or 2-fid ciliate glands; anthers 
introrse, 2-rimose, versatile. Carpels 5, oppositipetalous (rudimen- 
tary in male flower), seated on summit of receptacle, produced be- 
yond stamens in glandular knobs longitudinally before staminal 

+ 
1 Spec. 2. Miq., Fl. Ind.-Bat., Suppl., 209, 4 Small, white. 
335.—WALP., Ann., i. 174. 5 A genus as if intermediate between Æsen- 
2 In Adansonia, x. 149, t. 10. beckia (Zanthoxylon) and Simarubee, 
3 «Discus inter stamina prominulus ibi lobos 6 Spec. 1. P. trifoliata H. Bn., loc. cit. 
totidem truncatos efformare yidetur.’ (H. By., 7 Prodr., ii. 89.—A, Juss., in Mém. Mus., 
loc. cit.) xii, 499, t. 24,—B. H., Gen., 312, n. 17. 
