46 The Ohio Journal of Science [Vol. XX, No. 2, 



8. Phlox subulata L. Ground Phlox. A more or less 

 pubescent plant with tufted, much branched and diffuse stems 

 forming mats. Leaves persistent, subulate to linear-oblong 

 3/^-1 inch long, ciliate, rigid, commonly fascicled at the nodes; 

 flowers slender-pedicelled; calyx teeth subulate, from a broad 

 base; corolla pink to white, its lobed emarginate or entire and 

 shorter than the tube, with two dark-red spots at the inner 

 side. General. April-June. 



Gilia R. & P. Gilia. 



Herbs with opposite or alternate, entire, pinnatifid, palmat- 

 ifid or dissected leaves, small or large, solitary, cymose, cap- 

 itate, or paniculate flowers. Corolla rotate to salverform. 

 Stamens included or exserted. Capsule at length rupturing the 

 calyx. Seed coats commonly mucilagenous when wetted, some 

 species emitting spiral thread-like tubes. 



1. Gilia rubra (L.) Heller (Gilia cornucopifolia Pers.) 

 Standing-cypress. An erect plant with a wand-like stem, 2-3 

 feet high, thickly clothed with alternate, crowded, pinnately 

 divided leaves and a leafy panicle of showy, scarlet flowers, the 

 corolla tubular funnel form. Cultivated. Escaped in Erie and 

 Lake Counties, June-September. 



Polemonium (Tourn.) L. 



Perennial or rarely annual herbs with alternate, rarely 

 opposite pinnately compound leaves, and mostly large cymose- 

 panicled flowers. Corolla rotate to funnel form. Seeds mucilag- 

 enous and emitting spiral threads when wetted. 



1. Leaflets opposite, 5-7; stamens included or only slightly exserted; flowers 

 }/2 inch broad; low herbs not more than 1 foot high. P. re plans. 



1. Leaflets alternate, at least below, 9 to 21; stamens exserted; flowers 1 inch 

 broad; herbs growing 1 to 3 feet high; cultivated. P. caerulium. 



1. Polemonium caerulium L. European Jacob's-ladder. 

 An erect, smooth or sometimes hairy plant, 1-3 feet high, with 

 bright blue flowers collected in a long panicle. Cultivated. 



2. Polemonium reptans L. Greek Valerian. A glabrous or 

 slightly pubescent plant with weak slender stem, at length 

 reclining or diffuse, about 1 foot high. Flowers cymose panicled, 

 blue, about ]/2 inch broad. General and abundant in woods. 

 April-May. 



