19 



Stigmas 4-20. 

 Stigmas 4-6. 

 Style filiform. 

 Style filiform. 



1 Papaver, TAnn. 

 horridmn, D.G. 



2 Argemone, Lmn. 

 mexicaua, Linn. 



(Ex. Poppy.) 



Juice milky. " Wild Poppy." 

 Juice yellow (introduced). 

 Stamens diadelphous, 3-3. Fruit subglobose. 

 Stamens diadelphous, 3-3. Fruit elongate, 



pod-like. 

 List of Species. 



3 Fumaria, Linn. 

 officinalis, Lin7i. 



4 Oordyalis, D.G. 

 pruinosa, B.M. 



A-E 



A. 



Papaveu. 



Argemone. 



Fumaria. 



corydalis. 



C. 



ORDER XI. CRUCIFERE^. 



A large Order distributed all over the world, many members of 

 which are used as food. It is only necessary to mention the Cabbage 

 in its different forms, Turnip, Radish, Mustard, Cress, Water Cress, 

 Rape, etc., some of the species have been used medicinally, but none 

 are of much value. Number of enumerated species about 2200, which, 

 according to the Genera Plantarum, may probably be reduced to 1200. 



A. Siliquosoe. Pod several times as long as broad. 



Pod with flat valves. 1 



Pod with convex, round backed valves. 2 

 Seeds with flat accumbent cotyledons : — 

 1 Seeds in one row. Pod elastically opening C.njrdamine. 



1 Seeds in one row. Pod not elastically opening. Aiuuis. 



Seeds with linear elongate, twice folded cotyledons : — 



Heliophila. 



Nasturtium. 



Sisymbrium. 



1 Calyx equal at base. 



2 Seeds with flat accumbent colyledons. 

 2 Seeds with flat incumbent cotyledons 

 2 Seeds with broad cotyledons folded over the 

 radicle. 



Bkassica. 



B. Sihculosae. Pod short few seeded, not thrice as long as broad. 



Pod dehiscent. 3. 



Pod indehiscent. Senebiera. 



3 Pod with flattish valves and a broad septum. Heliophila. 



3 Pod with keeled or boat-shaped valves and a narrow 



septum. 



1 Nasturtium, Br. 

 fluviatile, E M. 

 officinalis, R.Br. 



2 Arabis, Linn. 

 perfoliata, Lam. 



3 Oardamine, Linn. 

 africana, Linn. 



Lepidium. 

 List of Species. 



4 Sisymbrium, Linn. 



C. capense, Thb. A. 

 A-E. ,, var latifolium A. 



5 Heliophila, Limi. 



D. Hnearis, D.G. A. 

 rigidiuscula, Sond. A. 

 scandens, Harv. A. 



C. virgata, Burch. AB, 



