98 PENTANDRIA.— TRIGYNIA. 



e. Fruit hispid. 

 *08. DAUCUS. Involucr. pinnatifid. Fl. somewhat 

 radiant ; those of the disk abortive. Fruit ob- 

 long, with 5 aculeate ribs; intervals angular- 

 hispid. 



f. Fruit pyramidal, rostrate. Involucrum 0. 



£09. MYRRHIS. Fruit crowned with the pistils ; rib* 

 5, acute. 



g. Fruit subovatc, costatc, sulcate. Universal and par 

 tial involucra various. 



210. SIUM. Fruit somewhat prismatic, with 5 obtuse 

 ribs ; intervals subconvex. Involucr. entire. 



2M. CONIUM. Fruit ovate, solid, with 5 obtuse ribs. 

 crenulate when immature ; intervals flat. Umbel 

 with universal and partial involucra. 



212. LIGUST1CUM. Fruit ovate-oblong, with 5 acute- 

 ribs ; intervals sulcate. Universal and partial 

 involucra various. 



h. Fruit compressed, fiat, often winged. Involucra va- 

 rious. 



1 1 3. HERACLEUM. Fruit with a membranaceous mar 

 gin ; ribs 3, dorsal, obtuse ; intervals and commis- 

 sure with clavate spots. Fl. subradiant. Invo- 

 lucr. 0. 

 PASTINACA. Fruit oval, margined ; ribs obso 

 lete ; intervals striate ; commissures 2. Univer- 

 sal and partial involucra 0. 



215. ANGELICA. Fruit subcompressed, with 3 acute 



winged ribs; intervals sulcate ; margin membra 

 naceous. 



216. THAPS1A. Fruit narrow, slightly compressed, 



nearly ribless, with 2 dorsal and marginal wing? 

 Involucra 0. 



TRIGYNIA. 



* Flowers superior. 



■ill. VIBURNUM. Cal. minute, 5-toothed, superior 

 Cor. 5-cleft ; lobes spreading or reflexed. SHg 

 nas nearly sessile. Berry K c e?'3.ed. 



