HippOCI'atea.'] XLI. CELASTRACE.i: (OLIVEU). 3G7 



Glabrous. Flowers hoary, minute (1 line or less), in large ter- 

 minal panicles 8. //. vujriantha. 



Petals slightly (not broadly) imbricate, lanceolate or ovate-lanceo- 

 late. 

 Wholly glabrous or cymes puberulous. Petals 2^-3 lines. 



Leaves li-4 in 9. //. oblusifolia. 



Shoots rusty-pubescent. Ovary hairy. Petals IJ lines. Leaves 



l-Uiu.* 10. UKirkti. 



Petals much imbricate, broadly elliptical obovate or orbicular. 

 Petals timbriate, unguiculate. Branches and iullorescence 



rusty-tomeutose 11. //. velutiua. 



Petals entire. 



Petals i in., obovate, with much incurved sides. (Cymes 



very lax, 5-6 in.) 12. 77. macrophylla. 



Petals 1 line or less. 



Pedicels \ in. Leaves elliptical, 2-4 in. (drying black) . 13. 11. gracUifiora. 

 Pedicels about I line. 



Leaves 3-7 in., elliptical, rounded below 14. //. panicufata. 



Leaves elliptic-lanceolate, 1^-2 in.-; petiole |-^ in. 



J'ilaments liijcar \^. II. andongemis. 



Leaves elliptic-lanceolate, 1-3 in.; petiole ^-| in. 



Filaments very short, much dilated 16. //. longipetiolata. 



1 . H. pallens^ Planch, mss. in Herb. Kew. AVlioUy glabrous. Leaves 

 thinly coriaceous, elliptical to oblong-elliptical, shortly and obtusely pointed 

 or acuminate, cuneate, sometimes broadly, at the base, entire or obscurely 

 serrulate towards the apex, reticulation obscure, 1^-4 in. long, \-'2\ in. 

 broad ; petiole \-\ in. Flowers small, in axillary, many-tlowered, shortly 

 peduncidate, forking, sometimes rather dense and rounded cymes, much 

 shorter than the leaves (^-1^ in.). Sepals minute, ovate or obovate-oblong, 

 imbricate in aestivation. Anthers almost concealed in lateral notches under 

 minute stigmatic prominences on the margin of the broadly convex top of 

 the ovary. Ovules geminate. Fruit not seen. 



Upper Guinea. Sierra Leone, Barter ! Bagroo river, Maiin ! 



Ijower Guinea. Cazengo, Angola, Dr. Wehntsch ! 



A small-leaved variety is in the Kew herbarium from Senegambia. 



2. H,? longipeS) OUv. Wholly glabrous. Leaves sidisessile, firndy 

 membranous, oblong-elliptical or elongate-oval, obtusely often narrowly acu- 

 minate, narrowed to the base where the margins slightly fold and almost meet 

 over the base of the midrib, obsoletely or undulate-serrulate or entire, midrib 

 and looping lateral somewhat transverse veins prominent above ; 5-8 in. 

 long, 1^-2^ in. broad; petiole 1-2 lines or less. Peduncles axillary, soli- 

 tary, slender, and unbranched to 2-4 in., then cymosely dividing into a sub- 

 umbelliforin head of very short scaly peduncles of 1-2 lines, from which 

 spring the slender pedicels of \-^ in. J^epals rotundate, the outer smalh-r. 

 Petals broadly elliptical or rotundate, broadly imbricate in bud. Filaments 

 inserted between the broad fleshy disk and conical free ovary. Ovules in 

 pairs. Fruit not seen. 



Upper Guinea. Sierra d. Crystal, Mann ! 



3. H. Welwitschii, OUv. A strong and extensive climber, wholly 



