ANACARDIACEAE. 



221 



1. TOXICODENDRON [Tourn.] Mill. 

 Trees, shrubs, or vines, poisonous to the touch, "uith 3-foliolate or pinnate 

 leaves, and axillary panicles of small greenish or white, polygamous flowers. 

 Calyx 5-cleft. Petals and stamens 5. Ovary 1-ovuled. Drupes glabrous, or 

 sparingly pubescent, the stone striate. [Greek, poison-tree.] About 20 

 species, of North America and Asia. Type species: Ehus Toxicodendron L. 



1. Toxicodendron radi- 

 cans (L.) Kuntze. Poison 

 Ivy. Poison Oak. (Fig. 

 246.) A woody vine, climb- 

 ing by aerial rootlets, or 

 shrubby. Leaves petioled ; 

 leaflets ovate or rhombic, V- 

 4' long, entire or sparingly 

 dentate or sinuate, acute or 

 short-acuminate, the lateral 

 sessile or short-stalked, in- 

 equilateral, the terminal 

 ones stalked; flowers green, 

 Ih" broad, in loose axillary 

 panicles. [Blius radicans 

 L. ; Bhiis Blodgettii Kear- 

 ney; E. Toxicodendron of 

 Michaux, Jones, Reade, Le- 

 froy, Hemsley and H. B. 

 Small.] 



Frequent on hillsides and 

 on the borders of marshes. 

 Native. Eastern United States. 

 Flowers in spring and sum- 

 mer. This plant is the only 

 wild species of Bermuda at all 

 poisonous to the touch ; many 

 people are not affected by it, 

 while others may be seriously 

 inconvenienced. 



Manglfera indica L., Mango, Asiatic, a tree with simple long lanceolate 

 entire leaves, and yellow edible ovoid somewhat flattened fruit '2'-4' long 

 with a large fibrous-coated stone, is frequently planted, but no considerable 

 amount of fruit is produced in Bermuda, although a few trees bear abun- 

 dantly. It is native of the East Indies and widely naturalized in tropical 

 America. The STiiall greenish flowers are borne in large terminal panicles. 



Sehinus molle L.. Pepper-tree, Spanish Pepper, South American, a 

 small tree with pinnate leaves of many lanceolate acute entire leaflets l'-2' 

 long, small greenish dioecious flowers in terminal panicles, the pistillate trees 

 bearing panicles of smooth shining globular drupes about 4" in diameter, is- 

 occasionally planted; it has become naturalized in California and in Mexico. 



Rhus incisa L. f.. Cut-leaved Sumac, South African, introduced at Mt. 

 Langton by Lefroy prior to 1874. is a low shrub with pinnatifid leaflets 1' 

 long or less, the panicles of small flowers den:-ely tomentose. 



Rhus juglandifolia H.B.K., Walnut-leaved Sumac, South American, 

 also brought to Mt. Langton by Lefroy, disappeared prior to 1901. 



Spondias purpurea L., Spanish Plum, tropical American, is a tree with 

 alternate pinnate leaves of 7-2.3 obovate, or oblong, entire or shallowly toothed 

 leaflets about 1' long, small, greenish flowers in mostly lateral panicles, the 

 purple, obovoid fruits l'-2' long. A tree on the Chapman Estate, St. 

 George's, observed in 1913, was about 30° high, spreading some oO°. 



