222 



FLORA OF JAMAICA 



Argemone 



Mac/. Jam. i. 20; A. Gr. Gen. 112, <. 47 ; Griseh. Fl. Br. W.Ind. 

 13; Baill. Hist. Hi. US, figs. 125-127; Urb. Symh. Ant. iv. 250; 

 Fedde in Engl. Pflamenreich iv. pt. 104, 273, fig. 36b. Argemone 



Fig. 91. — Argemone tnexicana L. 

 A, Upper portion of plant with bud, fruit B, Ripe capsule X ?. 



and flower x J. 



B, Sepal X h 



C, Pistil cut lengthwise x J. 



D, Ditto, cut across X §. 



F, Seed cut lengthwise, e, endosperm ; 

 c, cotyledons ; r, radicle. 

 (After A. Gray.) 



spinosum &c. Browne Hist. Jam. 244. 

 Herb. Linn. 



(Fig. 91.) Type in 



Prickly Poppy, Gamboge Thistle, Mexican Thistle. 



In fl. throughout the year ; Barham (7697 in fr. coll. Sloane) ! Browne ; 

 Kingston, Clute\ Spanish Town; Hope; Harris\ Fl. Jam. 6760, 6979, 

 8456. — West Indies, tropical continental America, and widely naturalised. 



Herb lJ-3 ft. high. Leaves 8-20 cm. 1. Flowers with 2 or 8 leafy 

 bracts. Sepals (incl. spiny apex) about 2 cm, 1. Petals yellow or 

 orange-coloured, 2-2-5 cm. 1. Capsule rounded at both ends, 4-6-valved, 

 2 '5-3 '6 cm. 1. ; style very short. Seeds globose, retioulate-pitted, about 

 2 mm. 1. 



2. BOCCONIA L. 



Herbs or shrubs with dark yellow juice. Panicles terminal, 

 much branched. Sepals 2. Petals none. Stamens 8-24. 

 Placentas of the ovary 2 ; ovule solitary, erect from the base ; 

 stigmas 2, spreading. Capsule opening by 2 valves from the 



