80 POISONOUS PLANTS OF ALL COUNTRIES 



which come off in tufts at each joint. — Fruit triangular in 

 section; winged. — perennial; June; white. 



ToxicPrinciples.—'RKEOl!ilLlCACID, CHRYSAROBIN, also 

 contained in R. compactum, R. undulatum, R. australe. 



. . . with your rhubarb words you must contend 

 To grieve me worse . . . 



Sydney: " Sonnets to Stella.'" 



PLUMBAGO CAPENSIS {Cultivated in Britain). 149. 



CAPE LEAD WORT. 



Plumbaginacece. — Shrub, half-hardy climber; 2 ft. — Stem 

 angularly striate, glaucous. — Flowers in terminal, short, 

 approximating spikes; corolla-tube thrice as long as calyx. — 

 Summer-autumn; pale blue. Leaves oblong-obtuse, entire, 

 mucronulate. — Fruit dry, unilocular, 1 -seeded. 



Toxic Principles.—VUmB AGIN, OIL OF PLUMBAGO, also 

 contained in P. europsea, P. coccinea, P. larpentse, P. rosea, 

 P. scandens. 



Where bright plumbago-blossoms curling high 

 Strive to repeat the odour of the sky. 



Anon.: " The Greenhouse." 



DIPTERYX ODORATA {Guiana and Cayenne). 150. 



TONQUIN BEAN — TONGA BEAN. 



Leguminosce. — A hard-wooded tree; 60-80 ft. — Leaves alter- 

 nate; simple-winged. — Fruit-pods almond-shaped, each con- 

 taining a fragrant, black seed. — Flowers on a spike; papiliona- 

 ceous; pale purple. 



Toxic Principle.— COVMARIN, also contained in Angraecum 

 fragrans, Anthoxanthum odoratum, Asperula odorata, Melilotus 

 (species), Eupatorium (species). 



Sweet-smelling of pine-leaves and grasses. 

 And blown as a tree through and through 

 With the winds of the keen mountain-passes. 

 And tender as sun-smitten dew. 



Savinbttrne: " To Walt Whitman in America."" 



