872 Lxxi. ARALIACE^. [Araliu. 



Order LXXI. ARALIACE^E. 



Trees or shrubs, often epiphytic (very rarely herbs), often 

 prickly. Leaves alternate, large, compound, or simple; stipules 

 adnate to petiole, or none. Flowers in umbels, racemes or heads. 

 Calyx-tube adnate to ovary, limb truncate or with small teeth. 

 Petals 5 (rarely 6 or 7) valvate, often deciduous in a cap. Stamens 

 as many (very many in Tupidanthns) insert round an epigynous 

 disc. Ovary inferior, 2-celle(i, or as many cells as stamens, i-celled 

 in Arthrophvllnm ; styles as many as cells. Fruit drupaceous. 

 Seed albuminous often ruminate. Species 340, chiefly tropics and 

 sub-tropics, a few temperate regions {King, Journ. As. _Soc. Beng. 

 Ixvii. 42). 



Petals slightly imbricate ; leaves compound ; styles 



2 to 5 . . . . . . .1. Aralia 



Petals valvate; stamens few up to 12. 



Albumen not ruminate ; ovary 4- to 5-celled . 2. Schefflera 

 Fruit ridged when dry ; leaves usually palmate 



or digitate. 

 Fruit fleshy not ribbed ; flowers unisexual ; 



leaves lobed 3- Trevesia 



Fruit fleshy ; flowers bisexual in heads ; leaves 



digitate 4. Brassaia 



Fruit small obscurely ridged ; leaves simple 



(adults) ....... 5. Dendropanax 



Albumen ruminate. 



Ovary i-celled; ovule i; leaves pinnate or 



simple ....... 6. Arthrophvllum 



Ovules 2 ; fruit 2-celled, 2-seeded ; leaves 



simple ....... 7. Wardenia 



Ovary 2-celled ; leaves digitate or palmate . 8. Brassaiopsis 

 Ovary 4- to 5-celled; leaves i- to 3-foliate 



• toothed 9. Hederopsis 



Stamens over 12 ; ovary 8 or more celled. 



Ovary 8-celled ; stamens 14 to 16; leaves 



digitate, serrate 10. Scheffleropsis 



Ovary many-celled ; stamens 50 to 70 ; 



flowers large . . . . . .11. Tupidanthus 



1. ARALIA, Linn. 



Shrubs, small trees (or herbs) hairy or prickly. Leaves alter- 

 nate (or whorled) digitate, pinnate or compound; leaflets serrate. 

 Umbels in panicles or racemes or solitary, rarely in compound 

 umbels; pedicels jointed under the flower. Calyx margin truncate 

 or 5-toothed. Petals 5, ovate, imbricate in bud. Stamens 5. 

 Ovary 2- to 5-celled; styles 2 to 5, free or connate at base. Fruit 

 4- to 5-celled, 4- to 5-angled or sub-globose 2- to 3-celled albumen 

 uniform. Species about 50, Indo-Malaya, Japan, N. America. 



Leaves entire or minutely serrate, tomentose beneath . (i) A. Thomsoni 

 Leaves coarsely serrate with a few white hairs beneath. (2) A. armata 

 Leaves almost entire, glabrous . . . , . (3) A. ferox 



