RUBIACE^. 393 



deeply pinnatisect. Corolla funnel-shaped hypocrateriform ; tube 

 sometimes elongate ; lobes valvate ; throat pilose. Stamens 3, 4, 

 inserted in throat; filaments short; anthers dorsifixed, sometimes 

 apiculate, introrse, more or less exserted or enclosed, sometimes 

 cohering marginally around style ; cells introrsely rimose, sometimes 

 barbate at ba^e. Glandules of epigynous disk 2, free, sometimes high. 

 Germen 2-4-celled ; style slender exserted, at stigmatose apex sub- 

 entire or 2-4-branched. Ovules in cells solitary, inserted at greater 

 or less height on septum ; micropyle extrorsely inferior. Fruit cap- 

 sular membranous, 2-4-celled, circumscissile above middle ; seeds 

 ovoidly 3-quetral ; embryo minute terete, richly albuminous. — Annual 

 or perennial herbs; stem simple or slightly branched; villose or 

 hirsute; branches slender; leaves small opposite or 3-nately verti- 

 cillate ; stipules interpetiolar very small or subnil ; flowers ^ in spikes 

 oftener short capituliform terminal or ramose (Buchia^), pedunculate, 

 bracteate ; bracts 1 -floral, conformed to sepals, sometimes pinnatisect 

 with them. (South America.^) 



6. Triodon DC.'* — Flow^ers (nearly of SpetTnacoce) 4-merous ; lobes 

 of epigynous calyx 2-4 ; 2 lateral larger ; a few denticules between. 

 Corolla tubular-funnel-shaped, 4-lobed, valvate. Stamens 4, inserted 

 in the hollows of the throat or mouth ; anthers partly exserted. Disk 

 rather concave, situate at the top of the 2-lobed germen ; style inserted 

 at bottom of hollow, erect, at apex divided into 2 teeth or branches. 

 Ovules solitary, amphitropous, inserted on septum; micropyle ex- 

 trorsely inferior. Fruit oftener obconical or obcordate ; cells some- 

 times free above and there separated by a hollow. Seeds plano-convex, 

 sulcate at face ; albumen fleshy or rather hard ; cotyledons of axile 

 embryo superior subfoliaceous. — Small shrubs ; branches virgate, 4- 

 gonal ; leaves small opposite or spuriously verticillate ; stipules 

 intei-petiolar, sheathing, ciliate or incised at apex, persistent ; flowers ^ 

 in cymes or spicate or compound racemose glomerules, subulately- 

 bracteolate.^ (Trop. America J) 



7 ? Psyllocarpus Mart, and Zucc.® — Flowers hermaphrodite 



^ Very small, immerged in scales. ^ Small, pink or -white (?). 



2 H. B. K. Nov. Gen. et Sp. ii. 269, t. 132. « Rather a sect, of Spermacoee ? 



2 Spec. 5, 6. A. S.-H. Voy. Distr. Diam. ii. " Spec, about 5. Cham, et Schlchtl, Linvcea, 



419.— P(EPP. et Endl. Nov. Gen. et Sp.t. 285.— iii. 343 {Dwdia).—WAi.v. Rep. vi. 30. 



Walp. B'p. ii. 467 ; vi. 31. " Nov. Gen. et Sp. i. 44, t. 28.— "DC. Frodr. iv. 



* DC. Frodr. iv. 666.— Endl. Gen. n. 3124.— 570.— Endl. Qen. n. 3131.— B.H. Gen. ii. 146, 



B. H. Gen. ii. 143, n. 313. n. 321.— Diodois Pohl, Flora (1826), 123. 



