'246 DICOTYLEDONS. RUBIACE.?:. 



generally irregular. Stam. \ — 5. Ant h. 6\st\nct. Sli/lel. 

 Sii^ma 1 — 3. Pericarp indehiscent, 1 — 3 -celled, 1 — 3-seed- 

 ed. Seed'i pendulous. Emhnjo straight, without albumen. 

 Herbs. LeofCi opposite. Flowers m corymbs ov panicles. De- 

 cand. 



1. VALERIANA. 



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

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

 base. .S'/a7?2. I - 3; sometimes 2 abortive. Per?ca/p crowned 

 with the k?ithery pappus. Seed I. 



* Cor. spurred. Stam. 1 . (Centranthus.) 



1. V. rubra, leaves ovato-lanceolate. p. 14. — IValls. 



** 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. pyrenaicu, leaves dentato-serrate heart-shaped petiolate, 

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

 p. \o.- -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-rotiuidate inflated glabrous, 

 flowers capitate, p 15. — Corn-fields. 



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

 corymbose with a single flower between the upper divisions oi 

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



Order XXXV. RUBIACE^E. 



(.Sect. I. of Rubiacece. 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 \. S'/y/e 2 -partite or bifid. Stigma don- 

 ble. Disk epigyiious, comfjosed of 2 semicircular glands. Pe- 

 ricarp dicoccous, 2-see(ied ; the cocci indehiscent and sepa- 

 rating from a centralreffp/oc/e. Seeds peltate Embyyohxx- 

 vied in the asis of a corneous albumen. Radicle inferior. 



Herbs with whorled entire leaves. Flotuers axillary and terun"- 

 nal. Mirh. 



