246 DICOTYLEDONS. RUBIACE/E. 



generally irregular. Stam. I- 5. Anik. distinct. Style I. 



Stigma 1 3. Pericarp indehiscent, 1 3 -celled, 1 3-seed- 



ed. Seeds pendulous. Embryo straight, without albumen. 

 Herbs. Leaves opposite. Flowers in corymbs or panicles. De~ 



cand. 



1. VALERIANA. 

 Cal. with its limb involute, at length unfolding into a feathery 



pappus. Cor. 5 -cleft, gibbous or spurred on one side at the 



base. Slam. 1 3; sometimes 2 abortive. Pericarp crowned 



with the feathery pappus. Seed I. 



* Cor. spurred. Stam.l. (Centranthus.) 



1. V. rulra, leaves ovato-lanceolate. p. 14. Walls. 



** Cor. gibbous at the base. Stam. 3. (Valeriana, Decand.) 



2. V. officinalis, leaves all pinnated, leaflets lanceolate nearly 

 uniform serrated, p. 15. Marshy places. 



3. V. pyrenaica, leaves dentato-serrate heart-shaped petiolate, 

 upper ones with one or two pair of small lanceolate leaflets. 

 p. 15. Woods, rare. 



4. V. dioica, flowers dioecious, radical leaves spathulato-ovate 

 undivided, stem leaves pinnatifid. p. 15. Marshes. 



2. FEDIA. 



Cal. toothed. Cor. 5 -cleft, gibbous on one side at the base. 

 Stam. 2. Pericarp 3 -celled, 2 of the cells generally abortive. 



1. F. olitoria, fruit tridentate ovato-rotundate inflated glabrous, 

 flowers capitate, p. 15. Corn-Jields. 



2. F. dentata, fruit subtridentate obpyriform glabrous, flowers 

 corymbose with a single flower between the upper divisions of 

 the" stem. p. 15. Banks and fields. 



ORDER XXXV. RUBIACE^E. 



(SECT. I. of Rulriacece. Juss.) 



Cal. adherent with the ovary, entire or toothed at the margin. 

 Cor. regular, 4 5-lobed. Stam. 4 5 between the divisions 

 of the cor. Ovary 1. Style 2 -partite or bifid. Stigma dou- 

 ble. Disk epigynous, composed of 2 semicircular glands. Pe- 

 ricarp dicoccous, 2-seeded ; the cocci indehiscent and sepa- 

 rating from a central receptacle. Seeds peltate. Embryo bu- 

 ried in the axis of a corneous albumen. Radicle inferior. 



Herbs with whorled entire leaves. Flowers axillary and termi- 

 nal. Mir I. 



