146 37. ■UMBBIiLIi'EE^. 



i 1. Hydbocotyib. Cal. inconspicuous. Pet. ovatOj entire. 

 Fr. of 2 flat nearly orbicular carpels, eaoli'witli'6! filiform 

 ridges, of which the dorsal and 2. lateral are often; inconspi- 

 cuous .; the 2 others, arched. Stripes 0. Commissure linear. 



Tr. II. SANICTILEJE: Fr. OToid; transverse section nearly 

 round. Umhe! simple Or imperfect. 



2. Sanioula. .C(tl. of 5 leajlilie teeth. Pet. erect, obovate, 

 with a Inmj irvflexeA connivent point. Fr. subglobose, covered 

 with hooked spines ; ridges 0; -3tr^pes_many. 



3. AsTBANTiA. Qal. of 6 lea;&ike .t^th- Pet. erect, with a 

 long inflexed point. Fr. , with 5 plaited dentate ridges ; 

 sti'ipes 0. ; I V 



Tr. Ill, ERTNdlEjS. Fr. ovoid'; transverse section nearly 

 round. Fl. in a head-like umbel'. 



4. Ebyngium. Cal. of 6 leaflik,e,teetji. fet. je:rect, oblpng, 

 with a long infiexed point. Fr. covered w^th.^ i^Kdffy scales, 

 ivithuut ridges or stripes. 



■ * * with perfeist or compound iMnhels, 



I Carpels withV5 priimary ridges only. 



Tr, IV. AMMINEM. Fr. oftwo pentagonal carpels witi 5 



' ■ prominent ridges ; the'eomraissilre abotat as broad as either 



i of the other four sides. ' ' '' ' ' - 



A. Leaves cornpound: i • . I 



5. CicuTA. Cal. of 5 leaJHks teeth. Pet, obcordate. ynth an, 

 inflexed point, Fr. su)Ddidymous, ,Carp,_with ^; equal, broad 

 flattened ridges, the lateral marginal ; stripes solitary,;, * 



6. Apittm, ' Cal. incimspicvmis. Pet. roimdish em^j're with a 

 small involute point. Fr. roundish'ovoid, didymous. Carp, 

 with 5 filiform equal ridges ttnd solitary stripes. — Inv.Q. ■'■ 



7. PBTEOSELiNrM. Qal. minute or inconspicuous.' ■ Pet. 

 roundish entire with a narrow incurved point. Fr. . ovoid. 

 Carp, with 5 filiform equal ridges arid solitary stripes. (Car- 

 pophore bipartite. — Paj^ial iijv. of many, general of few 

 leaves. 



8. Tbinia. Dioecious. Cal. inconspicuous. Pet. of the ban-en 

 fi. lanceolate with the point inflexed, of the fertile Jl. . ovate 



with a short inflexed point., Fr. ovoid. Carp, with 6 fili- 



' By calyx, throughout this Order, the free margin is intended. 



