244 



FLORA OF JAMAICA 



Coronoims 



C. didymus J. E. Smith Fl. Brit. u. 691 (1800) ; 0. E. Srhuh 

 in Urh. Sijinh. Ant. Hi. 496 ; MuscJder in Engl. Bot. Jalirh. xl. 13-1. 

 Lepidium didymum L. 3Iant. 92 (1767). Senebiera pinnatifida 

 DC. in 3Iem. Soc. Hist. Nat. Par. lU, t. 9 (1799); Mac/. Jam. 



Fig. 102. Coronopus didymus J. E. Smith. 



A, Portion of branch X f. 



B, Flower X 16. 



C, Silicula X 10. 



D, Ditto cut lengtla .A-ise X 16. 



E, Embryo x 30 ; c, cotyledons ; r, radicle. 



F, Seed cut across where the line s is 



drawn in E x 30. 



Gr. Gen. 166, t. 72. 



/. 28; Griseh. Fl. Br. TF. Lid. U -, A. 

 (Fig. 102.) Type in Herb. Linn. 



In fl. throughout the year ; " common in Port Royal and St. Andrews 

 Mountains," Macfadyen ; Cinchona, 5000 ft., J. P. 1268, Hart I also 

 Harris ! Fl. Jam. 8579. America from Patagonia to Canada, also widely 

 distributed in Africa, Australia and Europe. 



Stems spreading on the ground, 2 to 15 in. 1. Leaves pinnatifid, lobes 

 linear, generally entire, sometimes serrate or lobed. Eaceme with 25-35 

 flowers, in fruit 2-3-5 cm. 1. Sepals "5 mm. 1., oblong, hairy. Petals very 

 short, linear-awl-shaped, or none. Stamens generally only two. Silicula 

 emarginate at the apex, not quite 1-5 mm. 1., rather over 2 mm. in diam. ; 

 valves wrinkled, but not crested, readily separating. 



" The early leaves which are radical, and much larger than those of 

 the stem, afford when young an excellent salad, much superior to those 

 of the garden cress, which they resemble in taste" (Macfadyen). 



C. Fruit transversely 2-jointed. 



6. CAKILE Gaertn. 



Fleshy, branching, glabrous herbs. Flowers wdiite or pale 

 purple. Lateral sepals gibbous at base. Siliqua transversely 



