66 RUBIACEiB. 



RUBIACE^. 



A shrub with opposite or whorled leaves : fl o wers in globnlar heads. ..i 1 



Herb with opposite leaves: flower parts in 4's (rarely S's or 6's): fruit bristly^.. 8 



Herbs with whorled leaves: stems square: flowers 3-4-merous: fruit biglobular 8 



1. CEPHALANTHUS, Linnseus. 

 L C. occidentalism L. Corolla narrow funnelform, white, 4-lobed. iBtUton^miJL) 



2. KELIiOGGIA, Torrey. 

 L K. l^alioides, Torr. Corolla funnelform, 3 or 4 lines long, pinkish or white. 



3. GAIilTJM, Linnaeus. 



Fruit dry: leaves all in 4*8, or the upper in pairs. . , , 2, 3, 4, 8, 9 



leaves mostly in 6's (some in 4's, 5's or S's) 1, 6, 6, 7 



Fruit juicy: perennials with leaves in 4's 10 to 14 



1. G. Aparine, L. Retrorsely hispid: leaves in 6's and S's: fruit erect. 



2. G. bifolium, Watson. Smooth: alternate leaves shorter: peduncles solitary. 



3. G. Kamtschaticum, Steller. Leaves orbicular to oblong-ovate, 3-nerved. 



4. G. "boreale, L. LeaTes narrow, 3-nerved: flowers white in terminal panicles. 



6. G. trifidum, L. Leaves slender, obtuse, 4 to 7 lines long: flower parts often in 3*1, 



6. G. asperrimTiin, Gr. Leaves lanceolate, 6 to 12 lines long, cymes dichotomous. 



7. G. triflonim, Michx. Sweet scented: corolla greenish or yellowish: cymes 3-rayed. 



8. G. angustifolium, Nutt. Smooth, woody at base, rigid: fruit long-bristly. 



9. G. iniiltifloniixi, Kellogg. Tufted, a foot high or less: leaves ovate. 



10. G. pubens, Gr. Grayish, much branched: leaves broad, 6 lines long or less. 



11. G. Californicum, H. & A. Similar: Leaves hispid-ciliate. Coast Range. 



12. G. Nuttallii, Gr. Tall, mostly smooth: leaves small, oval or narrower. 



13. G. Bolanderi, Gr. Mostly smooth: corolla dull purple: berry white, 



14. G. Andrewsii, Gr. Matted tufts 2 to 4 inches high, leaves crowded, narrow, 

 shining, sharp. 



VALERIANACE^. 



Calyx-limb of plume-like lobes, inroUed until fruiting: leaves lobed or parted. 1 



Calyx-limb none: flowers in dense terminal clusters: leaves simple •. 8 



I. VAI*EBIANA, Tournefort. 



1. v. sylvatica, Banks. Stem leaves 3-11-foliolate: corolla 2 or 3 lines long. 



2. V. SitcbexiRis, Bong. Mor* robust: stem leaves 3-5-foliolate: corolla larger. 



