A SYNOPSIS OF THE VEGETABLE KINGDOM. 



23 



17. C.ESALPiNiA Tribe. 



A. Cal.vx lobes sti-ongl.v im- 



b f i c a t e : disc-bearing 

 tube short : seed not al- 

 buminous 



B. i'od indeUiscent : stig- 

 ma peltate 118. Peltophorum. 



BB. Pod li-valved : stigma 



not peltate 119. C-esalpinia. 



AA. Cal.vx tube long, or top- 

 shaped or bell-shaped ; 

 segments short or n a r- 

 row and open : seeds, 

 where known albumin- 

 ous 



B. Pod turgid or subter- 



ete 120. GVMNOCLADUS. 



BB. Pod flattish 121. Gleditschia. 



AAA. Cal.vx segments valvate. . 

 B. Segments 4. the upper 

 ones connate : high- 

 est petal widest, low- 

 est, narrow 122. Colvillea. 



BB. Segments 5 : petals 

 roundish, about 



equal 123. Poinciana. 



aaaa. Cal.vx segments slightly 

 imbricate or valvate : 

 seeds albuminous 



B. Ovary adnate to calyx 



tube 124. SCHIZOLOBIUM. 



BB. Ovary free In bottom of 



calyx 125. Parki.nsonia. 



18. Cassia Tribe. 



A. Petals 5: fls. hermaphrodite. 126. Ca.ssia. 

 aa. Petals 0: fls. polygamous. . .127. Cekatoxia. 



53. ROSACE.E. 



Summary of Tribes. (Exceptions ignored for the 

 sake of clearness). 



A. Ovary superior : carpels 

 when mature not included 



in the calyx tube 



B. Calyx or calyx lobes us- . 

 ually deciduous, with- 

 out bractlets : carpels 



1 : fr. drupaceous 



c. Fls. often unsymmetrl- 

 cal : style basilar : 

 ovules ascending : 



radicles inferior. ... 1. Chrtsobalanus. 



Tribe. 

 cc. Fls. symmetrical : style 

 subterminal : ovules 

 pendulous : radicles 



superior 2. Prunus Tribe. 



BE. Calyx lobes usually per- 

 sistent, with or with- 

 out bractlets : carpels 

 usually indefinite : . . . . 

 c. Ovules 2 or more : calyx 

 lobes without bract- 

 lets 



D. Stamens 10 or more : 

 carpels 1 or inde- 

 finite : ovules gen- 

 erally pendulous. . .3. Spir.ea Tribe. 

 DD. Stamens 5, 10 or in- 

 definite : carpels us- 

 ually 5 ; ovules us- 

 ually ascending. ...4. Quillaja Tribe. 

 ODD. Stamens and carpels 

 indefinite : ovules 2, 



pendulous 5. RuBns Tribe. 



cc. Ovule 1 : calyx lobes 

 usually accompanied 



b.v bractlets. 6. Potentilla Tribe. 



aa. Ovary inferior or included 

 by the calyx tube : carpels 

 when mature connate 

 with the calyx tube into 



a composite fruit 



B. Carpels or locules of the 

 ovary 1-5. 2-ovuled : 

 fr. pomaceous, con- 

 taining 2-5 locules or 



stones 7. Apple Tribe. 



BB. .Carpels 1-ovuled 



c. Petals usually 5 : car- 



pels indeflnite : calyx 

 lobes without bract- 

 lets: akenes sur- 

 rounded by the fleshy 

 calyx tube : shrubs 

 with odd-pinnate 



foliage 8. Rose Tribe. 



cc. Petals usually : car- 

 pels 1-3 : calyx 

 lobes often with 

 bractlets : herbs or 

 shrubs: foliage 

 various 9. Potebium Tribe. 



1. ClIRVSOBALANCS TKIBE. 



Anthers small, short, didym- 

 ous : ovary 1-loculed, in- 

 serted in the base of the 

 calyx tube : stamens 15 

 or more 1. Chbt.sobalanos. 



2. Prunus Tribe. 



A. Carpels 5 2. Nuttallia. 



AA. Carpel 1 3. PRt;NUS. 



3. SPIR.EA Tribe (by A. Rehder). 



A. Carpels ripening into dehis- 

 cent follicles 



B. Seeds wingless: fis. small, 

 c. Pistils opposite to the 

 petals or less than 5. 

 D. Lvs. simple: shrubs.. 

 E. Stipules large, ca- 

 ducous : staminate 

 disc wanting: 

 seeds shining, 



crustaceous 



F. Follicles dehiscent 

 along both su- 

 tures, often in- 

 flated, 1-5 : fls. 

 in terminal 



corymbs 4. PHYSOCARPDS. 



FF. Follices dehiscent 

 only along the 

 ventral suture, 

 1-2, not inflated. 

 G. Fls. in terminal 

 panicles ; style 

 terminal ; pis- 

 tils, 2. rarely 

 1 ; follicles us- 

 ually 5-seeded.5. Neillia. 

 GO. Fls. in small 

 terminal co- 

 rymbs ; style 

 lateral ; pistil 

 1 ; follicles 1- 

 or rarely 2- 



seeded 6. Stephanandra. 



EE. Stipules wanting: 

 staminal disc usu- 

 ally present : seeds 



dull 7. Spir^a. 



DD. Lvs. 2—3 pinnate : fls. 

 dioecious, in ample 

 panicles composed 

 of slender spikes : 



herbs 8. Aruncus. 



CC. Pistils opposite to the 



sepals, 5 



D. Petals roundish, im- 

 bricate in the bud ; 

 carpels connate at 

 the base : lvs. pin- 

 nate or bipinnate : 



shrubs 9. Sorbaria. 



DD. Petals strap-shaped, 

 convolute in' the 

 bud : carpels dis- 

 tinct : lvs. ternate : 



herbs 10. GiLLENlA. 



BB. Seeds with narrow wing : 

 fls. over 1 in. across : 

 fr. a 5-Iobed and 5- 

 celled capsule : lvs. sti- 

 pulate, simple 11. ExocHORDA. 



AA. Carpels ripening into inde- 

 hiscent akenes or fol- 

 icles 



