Jackia. TVF.VTANDRIA. MONOGYNIA2 321 



Ion?, erect. Style short. Stigma long, exsert, oblong-ovate, Ion- 

 giiud:oaliy ten-winged, the five alternate wings smaller. Fruit long) 

 cy.md ical, siliquose, crowned with the .arge persistent calyx, two- 

 celled, many-seeded; seeds arranged in a double series in each ceil. 

 ; — W. Jack J. cit. 



Q. P. lomentosum, W, J. 



Toinemose. Flowers axillary, sub-sessile. 



Found at Katoun. 



The fruit is baccate — Jack. 1. cit. addend. 



J A CKIA, Wall. 



Calyx unilateral, trifid. Corolla infundibuliform, with a filiform 

 tube, and campanulas, five-cleft border. Anthers filiform, sessile 

 in the throat. Style very lung. Stigma tvvo-lobed. Capsule f in*, 

 fenor, crowned with three large unilateral wings, one-celled I one- 

 seeded ? 



in the Linnean system its place is Yentandria Monogynia, in tha 

 section with superior, monopetalous flowers. 



In the natuial anangement of Jussieuit belongs to Rubiaceaz ; but 

 its precise station in that extensive family cannot be ascertained un- 

 til die npe fruit has been examined. 



1 i ave dedicated tliis new genus to the memory of my departed 

 frien I, the late Mr. Jack, whose prermture loss I have already ad- 

 veited to above (page 202,) and whose w-ell known iude'atigable 

 labours in natural history have long ago entitled him to the highest 

 ■expect. It was the amiable modesty of his character and not any 

 neglect on my part, which prevented me from executing my design 

 of naming a plant after that excellent botanist during bis life time.. 



). J. ornata, Wall. 



A very large, branchy aud umbrageous forest tree, which I disco* 



