Cratceva 



CAPPARIDACE^ 



235 



5. CRATCEVA L. 



Glabrous trees or shrubs, the twigs marked with lenticels. 

 Leaves 3-foliolate. Flowers purpurascent, many in a corymbose 

 raceme, often polygamous, tasting like horse-radish. Sepals 4, 

 persistent. Petals 4, white, with a long claw, open in bud, two 

 somewhat larger ; claw nearly as long as limb. Receptacle 

 saucer-shaped with inverted lobed margin from which the sepals 

 and petals spring, elevated or produced into a cylinder in the 

 centre from which arise the stamens and pistil. Stamens 8-30, 

 long exserted. Pistil with a long stalk (gynophore), as long as 

 the stamens ; ovary 1-2-celled ; placentas '2. Berry globose or 

 ovoid, 1-2-celled. Seeds kidney-shaped ; cotyledons subcylindri- 

 cal, convolute. The whole plant smells of garlic, whence the 

 common name, Garlic Pear tree. 



Species 10, natives of the tropics. 



Petals elliptical above, 1*6-2 -4 cm. 1., 4-7 mm. br. 



Fruit 3 -2-3 -8 cm. in diam 1. C. Tapia. 



Petals narrowly elliptical-oblong, -S-l'T cm. 1., 1-2 mm. 



br. Fruit about 2 cm. in diam 2. C. gynandra. 



1. C. Tapia L. Sp. PL 444 (1753); petals, limb ellijjtical 

 with a long claw, 1*6-2 -4 cm. 1., 4-7 mm. br. ; receptacle only 



Fig. 97. Crata'va Tapia L, 



A, Portion of branch showing leaf and 



fruit X ii. 



B, Flower X . 



C, Receptacle cut lengthwise x 5. 



D, Ovary cut lengthwise x ">. 



E, Ovary cut across x 6. 



F, Seed cut lengthwise X IJ ; c, cotyle- 



dons ; r, radicle. (After Eichler.) 



