XXVIII. ANACARDIACEiE 
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XXVIII. ANACARDIACE^ 
Shrubs or trees ; the bark often abounding in gum or acrid juice. 
Leaves alternate, pinnate or simple, crowded towards the end of 
branches ; stipules none. Flowers small, regular, 2- or 1-sexual, 
sometimes polygamous, in panicles or racemes. Calyx 4- or 5- 
parted, persistent. Petals 4, 5 or none, longer than the calyx, 
free, imbricate. Disk ring-shaped, often lobed, sometimes wanting 
in the female flowers. Stamens 5-8, none or rudimentary in 
the female flowers ; filaments free, sometimes very short ; anthers 
2-celled, usually versatile. Ovary sessile, ovoid, rudimentary in 
the male flowers, 1-celled ; styles usually 3 or 4 ; ovule solitary. 
Drupe nearly dry ; stones hard, 1-seeded. — Name from the Greek 
ana , similar, and cardia, a heart ; referring to the thick heart- 
shaped stalk of the Cashew nut, Anacardium occidental. 
The Mango tree belongs to this Order ; it is cultivated in the lower hills up 
to 3000 ft. 
Petals pale purple or yellow-green. 
Petals 5. Stamens 5 1. Rhus. 
Petals 4. Stamens 8 . . . . . . .3. Odina. 
Petals none. Anthers large, deep red . . . . . .2. Pistacia. 
1. RHUS. From rous, the classical name of B. Gotinus . — 
Temperate regions, rarer in the tropics. 
Trees or shrubs ; juice usually acrid. Leaves simple or odd- 
pinnate, turning red in the autumn before they fall ; leaflets oppo- 
site, entire or toothed. Flowers polygamous, usually very small, 
but conspicuous by their number, forming large, dense panicles ; 
male and female often on different trees. Calyx 5-parted, much 
shorter than the petals. Petals 5, equal, spreading. Stamens 5. 
Styles 3, short. Drupe small, more or less flattened; seed often 
oily. 
Leaves simple 1 . R. Gotinus. 
Leaves compound. 
Leaves of 3 leaflets 2. R. parviflora. 
Leaves pinnate ; leaflets 7-18. 
Leaflets toothed ; leafstalk winged . . . . 3. R. semialata. 
Leaflets entire 1 ; leafstalk not winged. 
Leaves glabrous. 
Leaflets sessile. Drupes tomentose . . . 4. R. punjabensis. 
Leaflets stalked. Drupes glabrous . . . 6. R. siLccedanea. 
Leaves tomentose 5. R. Wallichii. 
1 In R. punjabensis the leaflets sometimes have a few irregular, distant 
teeth. 
