Z YTHBARIA OEM. 457 



stipitate, 3-locular ; style erect, at apex stigmatose capitate. Ovules 

 in ceUs oo , sometimes few, inserted on basilar placenta in angle of 

 cell, ascending. Fruit capsular enclosed in receptacle, coriaceous, 

 finally circumsoissus or irregularly dehiscent, sub-1-locular. Seeds 

 inserted on basilar placenta go , imbricate, ascending ; testa expanded 

 to thick wing ; cotyledons of exalbuminous embryo plano-convex 

 rather thick, aurioulate at base ; radicle inferior terete. — A ramose, 

 sericeo-pilose or subglabrous shrub ; leaves opposite entire rather 

 thick ; flowers ' axillary solitary ; peduncles 2-bracteate. (J.sm, 

 warm shores of Africa and Oceania.^) 



16. Lafoensia Vandell.* — Flowers 8-12-merous ; tube of recep- 

 tacle campanulate coriaceous. Sepals 8-12 ; accessory teeth same in 

 number alternate, often small or scarcely perceptible. Petals same in 

 number, inserted in hollows, unguiculate, corrugate, inflexed, finally 

 erect or patent. Stamens double in number of petals, inserted below 

 middle of receptacle, often spuriously 1 -seriate ; filaments long-subu- 

 late, oftener contorted in bud, finally far exserted ; anthers introrse 

 versatile, 2-rimose. Germen stipitate, 2-locular ; dissepiment more 

 or less incomplete; style very long-plicate, finally exserted, at. apex 

 stigmatose capitellate. Ovules in cells qo , erect, oblong, inserted on 

 thick basilar placenta, oo -seriate, anatropous ; micropyle extrorsely 

 inferior. Capsule eorticose, at first enclosed in receptacle, oblong, 

 loculicidally 2-valvate, or sometimes opening unequally. Seeds oo 

 on basilar placenta, imbricate, girt with a wide wing ; cotyledons of 

 exalbuminous embryo straight suborbiculate, auriculate at base ; 

 radicle short inferior. — Glabrous trees or shrubs ; leaves opposite 

 entire, glandulose to apex ; flowers * axillary solitary or in more or 

 less regular terminal cymes; bracteoles 3, sometimes {Ptychodon^) 

 longer persistent. (Trap, south. America.^) 



17. Physocalymma Pohl.'' — Ylowers neajclj oi Lafoensia; sepals 



' White or pink, rather large. H. Gen. 781, n. 17. — H. Bn. Fat/er Fam. Nat. 



- Spec. 1. P. acidula Forst. — Beuth. Fl. Aus- 354. — CalypUctus E. et Pav. Prodr. 73, t. 13. 



tral. iii. 300. — Mid. Fl. Ind.-Bat. i. p. i. 619. — * Large, showy, white or pink. 



Ttjl. Ann. Sc. Nat. ser. 4, vi. 132. — Hiebn. OUv. * ]fL. ex Endl. loc. cit. 6. 



Fl.Tnp.Afr.'a.iSl.—T-B.Tii.Fnum.Pl.Zeyl.Vl'l. « H. B. 'K.Nov. 6eu. et Sp. vi 182 (Galy- 



— Lythrtim Pemphis L. F. Su/pl. 249. — Lamk. plectus). —FobJj, Pl.Bras. Ic. ii. 141, t. 197-199. 



7«. t. 408, fig. 2. — Melaniumfruticosum&FB.-EtiQ. — A. S.-H. Fl. Bras. Mer. iii. 157, t. 191. — 



Syst. ii. 455. — Manyium poreellanicum Rumph. Walp. Sep. ii. 113. 



Herb: Amb. iii. t. 84. ' PI. Bras. Ic. i. 99, t. 82, 83.— DC. Prodr. iii. 



* JJcem. Script. 112, t. 7, fig. 13. — DO. M^m. 89.— Spaoh, SmsY. a^M/oB, iii. 434.— Endl. Gen. 



Soc. Gen. iii. p. ii. 86 ; Prodr. iii. 94.— Spach, n. 6163.— B. H. Gen. 781, n. 18. 

 Smt.dBufon, iv. 441.— Endl, Gen. n. 6162.— B. 



