242 CXXXV. EUPHORBIACEX. (J. D. Hooker.) 
Male fl. spicate or racemose. Stamens 4-8. Ovary 2-3- 
celled. Fruit dry or coriaceous, large, 2-3-celled. Seeds 
arlate . . . . . . . ee eee . . . Ce 25, BACCAUREA. 
tt Male sepals valvate. Fruit of 2-3 laterally flattened cocci. 
Stamens 4-5. Cocci separating from a columella . . . 26. HYMENOCARDIA. 
Series IT. Cells of ovary 1-ovuled. 
Tribe IV. Galeariese. Perianth double, of calyx and corolla. Stamens 
4-10; filaments free. Ovary 1-3-celled; cells l-ovuled. Fruit a small 
drupe. 
Flowers in terminal racemes, Petals valvate. Stamens 10 . 27. GALEARIA. 
Flowers in axillary panicles, Petals imbricate. Stamens 
5-10. . . . . . ee ee ee we a o 98. MICRODESMIS. 
Flowers in axillary cymes. Petals valvate. Stamens 4-5 . 29. PLATYSTIGMA. 
Tribe V. Crotonese. Perianth single, or of the male, or of both 
sexes, double. Stamens 1-2-seriate, outer series alternate with the sepals 
or central in the flower. Ovary 2-3-celled, cells 1-ovuled.—Intlorescence 
terminal or axillary. 
Subtribe 1. JarRoruEx. Flowers in terminal 2-3-chotomous cymes; 
cymes unisexual, or with the central flower female, petaliferous except 
Elateriospermum. 
Leaves entire, penninerved, Petals 0. Stamens 10-18 . 30. ELATERIOSPERMUM. 
Leaves digitately nerved or lobed. Stamens many. Fruit 
capsular . . . . . . . . . .. . 91. JATROPHA. 
Leaves penninerved. Stamens many. Fruit capsular . . 32. TRITAXIS. 
Leaves digitately nerved. Stamens 8-20. Fruit a drupe . 33, ALEURITES. 
Subtribe 2. Evcroronea. Flowers in terminal androgynous spikes or 
racemes, males petaliferous, females often apetalous. Filaments inllexed 1n 
bud with the anthers reversed. 
Petals usually villous. Capsule of 3 cocci . . . 84. CROTON. 
Subtribe 3. CnRozormnoREx. Flowers in axillary (rarely terminal) 
spikes racemes or panicles, males petaliferous, females often apetalous. 
Filaments straight in bud, or tips inflexed and anthers erect. 
* Sepals imbricate. Petals united. Fruit a drupe. 
Panicles subterminal. Leaves entire, 5-9-nerved . . . 35. GIVOTIA. 
** Calyx imbricate, truncate lobed or toothed, or of free sepals. Petals 
free. Fruit capsular. 
T Sepals not enlarged or leafy in fruit. 
Stamens 3-5, in a column. Styles 2-fid . . . . , . 36. TRIGONOSTEMON. 
Stamens 12-15, in a column. Flowers in axillary clusters. 37. TR1GONOPLEUBA. 
Stamens 15—30, free. Styles slender, entire . . . . . *37. CODIÆUM. 
Stamens 15-30, free. Styles 2-fid . . . . . . . . 38. OsrODES. 
tt Sepals enlarged and leafy in fruit. 
Male and fem. fl. petaliferous. Sepals 4-5, free. . . +. 39. BLACHIA. 
TT NS 
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