LXIV. RUBIACE^. 253- 



Hydnophytum, Jack. 



formicarum, Jack. — Ant-house. The stems are often hollow,, 

 and occupied by ants ; the hollows, however, are not 

 formed by these insects. 



Myrmecodia, Jack. — The stems often hollow and occupied by ants,, 

 as in Hydnophytum. 

 Antonii, Becc. — Ant-house. (Fig. 224 bis.) 

 Aluelleri, Becc- — Ant-house. 

 Beccarii, Hook. — Ant-house. 



Tribe XIV. — Anthosperme^i. 

 Opercularia, Gcertn . 

 aspera, Gcertn. 



var. ligustrifolia, Bcnth. 

 var. hyssopifolia, Be nth. 

 diphylla, Gcertn. 

 varia, Hook. f. 

 Pomax, Soland. 

 umbellata, Sol. 



Tribe XV. — Spermatocele. 

 Spermacoce, Linn. 



brachystema, R. Br. 

 pogostoma, Bcnth. 



var. hispida, Bail. 

 uniseta, Bail. (Fig. 225.) 

 marginata, Benth. 

 multicaulis, Bcnth. 

 Jacobsoni, Bail. (Fig. 226.) 



var. glabrescens, Bail., n. var. — Plant glabrescent.. 

 Hab. : Herberton {Dr. F. H. Kenny). 

 exserta, Benth. 



membranacea, R. Br. (Fig. 227.) 

 debilis, Bcnth. 



stenophylla, F. v. M. (Fig. 228.) 

 laevigata, F.v.M. (Fig. 229.) 

 var. ? hispida, Bcnth. 

 var. ? dilatata, Benth. 

 breviflora, F. v. M. 

 suffruticosa, R. Br. 

 *Richardsonia, Kunth. 



scabra, Linn. — Tropical America. The roots of this weed* 

 have been used in medicine under the name of " White 

 Ipecacuanha," but their effect is said to be less certain, 

 stellaris, Cham. — Tropical America. 



