60 RUBIACE/^ 



RUBIACE/E. 



See Vol. I p. 185, but for the KEY TO THE GENERA 

 substitute : 



{ Leaves six at a node : stem slender Galium. 



I Leaves four at a node, heart-shaped, stalked . . rubia. 

 a -l Leaves three at a node ; fl. in large terminal panicles . . 



I » WENDLANDIA. 



[ Leaves two only at a node . . . b 



, J Firs, in terminal cymose corymbs or panicles . • . . g 



(Firs, axillary, few or many, white c 



/Herbs . . . d 



^ \Shrubs . . e 



J r !:• lowers sessile spermacoce. 



\ Flowers pedicelled or in peduncled umbels, oldenlandia. 



r Leaves fetid. Corolla hairy at the throat . lasianthus. 



I Leaves not fetid. Fruit fleshy with 2 stones . . . . f 

 - J Corolla valvate in bud canthium. 



\ Corolla twisted. coffea. 



j Lobes of corolla valvate in bud : herbs and shrubs . . h 

 ^ \ Lobes of corolla twisted in bud : shrubs k 



{ Herbs : flowers pink blue mauve or white i 



, J Shrubs : flowers orange, one sepal enlarged like a white 



I leaf MUSS^NDA. 



I Shrubs : flowers white, or tinged with mauve . . . . i 



[ Stem and leaves very slender oldenlandia. 



Leaves fetid : seeds i or many : flrs. pink or white . anotis. 

 >vules 2 only, with cap at upper end : flowers usually blue. 



[ KNOXIA. 



f Capsule small : flrs. white or tinged with mauve . hedyotis. 



I Capsule I in. long ; petals ciliate : tree . . cinchona. 



j •{ Capsule flat opening by a broad terminal mouth .... 



OPHIORRHIZA. 



Fruit a black berry : flrs. white : style short . psychotria. 

 Flowers pink, tube slender : anthers linear : stigmas sepa- 

 rate IXORA. 



Flowers white : stipules and lower bracts tubular : style very 



long (Vol. I p. 195 and t. 365) .... pavetta. 



I Flowers white, stout : stigma long, undivided (Vol. I 



[ p. 191 and t. 361) WEBERA. 



1 Le 

 10) 



M 



CINCHONA. 



Trees or shrubs with petioled elliptic or lanceolate 

 leaves, and the interpetiolar stipules glandular inside. 



