33 



Achnophora Tatei. 



On wet heathy ground about two miles east from Karatta, 

 on the Stun' sail Boom River, Kangaroo Island, forming peren- 

 nial tufts. (Professor 'Ralph. Tate). 



Leaves three-fourths to one and a half inches long, a half to 

 one line broad. Leaf- stalks measuring one- half to three- 

 fourths of an inch in length, one to two lines in width, pellucid, 

 three nerved. Peduncles thin, about two inches long. Outer 

 involucral bracts shorter than the inner ones, and hardly pellu- 

 cid towards the margin ; inner bracts two or three lines high. 

 Ultimate separate floral bracts entire and membranous at the 

 margin, somewhat broader upwards, reaching as high as their 

 flowers. Corolla of bisexual flower about two lines long. Anthers 

 enclosed. Ligules narrowly oblong-lanceolar, hardly three 

 lines long. Achenes scarcely one line high. Segments of 

 calyx-limb (pappus) brownish-yellow, equal in size or somewhat 

 unequal, but all of one form, about one line long, persistent. 



Diagnosis of a Ne^w Genus of VerbenagevE 

 FROM Arnhem's Land. 



By Baeox Sie 1\ vox Mueller, M.D., F.E.S., &c., Hon. 



Member. 



[Read May 1, 1883.] 



Tatea. 

 Calyx with a semiovatc soon hemispheric tube and five 

 somewhat unequal semiovate deltoid or finally semiorbicular 

 lobes. Corolla with very short blunt irregular lobes of imbri- 

 cate preflorescence and with a short tube inside bearded 

 towards the middle. Stamens four, inclosed, didynamous. 

 Lilaments short, inserted near the middle of the corolla-tube. 

 Anthers almost cordate, longitudinally dehiscent, without 

 any appendage. Style singularly short, deciduous. Stigma 

 minute. Disk none. Ovary two-celled, with a solitary 

 amphitropal ovule in each cell. Fruit drupaceous, ovate- 

 globular, clasped at the base by the persistent calyx, perfectly 

 two-celled, two-seeded or by evanescence of one of the ovules 

 one-seeded. Placentae axillary, fixed to the middle of the 

 septum, moderately convex. Pericarp baccate. Eodocarp 

 bony, wrinkled or furrowed, not splitting. Seeds oblique- 

 c 



