1876.] Knowledge of the Burmese Flora. 301 



Inga, Willd. 

 *1. I. dtjlcis, Willd. sp. pi. IV. 1005 ; Wight. Icon. t. 198. {Mimosa 

 dulcis, Eoxb. Corom. PL I. 67. t. 99 and Fl. Ind. II. 556 ; Pithecolobium 

 dulce, Bth. in Hook. Lond. Journ. Bot. III. 199 and in Linn. Trans. XXX. 

 572 ; Mi<p Fl. Ind. Bat. I. 40, Bedd. Fl. Sylv. t. 188 ; Albizzia dulcis, F. 

 Muell.). 



Hab. Only planted in the larger stations where Europeans reside. — Fl. 

 CS. ; Fr. HS. 



BOSACFM. 

 Conspectus of Genera. 

 A. Carpels solitary or united into a solid 2- or more-celled ovary. Fruit 

 indehiscent. 



* Ovary superior. Fruit a drupe. Calyx or its lobes usually 



deciduous. 

 Trib. 1. Chrysobalanece. Flowers usually irregular. Style basilar. Ovules 2, 



ascending. Radicle inferior. 



Pakinarium. — Petals 5 or 4. Stamens perigynous ; filaments filiform ; anthers small. 

 Ovary and drupe 2-celled. 

 Trib. 2. Prunece. Flowers regular. Style almost terminal. Ovules 2, suspended. 



Radicle superior. 



Pruntjs. — Calyx 5-lobed. Petals 5, usually conspicuous. Drupe with a bony putamen, 

 straight. 



Ptgeum. — Calyx 5 — 15-toothed. Petals 5 — 10, minute or none. Drupe often trans- 

 versely didymous, coriaceous. 



* * Ovary inferior. Fruit an apple or a 1 — h-pyrenous drupe. 

 Trib. 3. Pomece.* — Ovary-cells 1 — 5, with 2 ovules in each cell. Leaves simple to 



lobed and pinnate. Flowers regular. 



Pirus. — Calyx-limb deciduous or persistent. Ovary and apple 2 — 5-celled, the endo- 



carp often cartilaginous. Leaf -shedding trees or shrubs. 

 Eriobotrya. — Calyx-limb persistent. Ovary and berry 1 — 5-celled, the endocarp 



and septa thin. Evergreen trees. 

 B. Carpels usually numerous, rarely few, connate or more usually distinct 

 and inserted on a torus or enclosed in the calyx-tube. Fruit -carpels 

 indehiscent, or rarely dehiscent (in Spireae, etc.) 



* Carpels distinct, within the persistent calyx-tube, which forms a 



■compound spuriously inferior fruit. 

 Trib. 4. Eosacem. — Calyx without bractlets. Petals usually 5. Carpels many, 

 1-ovuled. Achenes dry, enclosed in the fleshy calyx-tube. 

 Rosa. — Shrubs, often prickly, with unpaired pinnate leaves and showy flowers. 



* * Carpels distinct, on a conspicuous torus, when ripe forming a 



superior compound dry or sappy fruit. 

 Trib. 5. Eubeez. — Stamens and carpels numerous. Ovules 2, suspended. Calyx 

 without bractlets. — Shrubs or undershrubs, often prickly, with compound, rarely simple, 

 leaves. 



* Decaisne's treatise on this group has not yet reached mo. 



