ii6 



RUBIACEAE (MADDER FAMILY) 



P. cordata, Brook Plantain. Tall and glabrous; leaves fleshy, 

 heart-shaped or round-ovate, long petioled, the ribs arising from the 

 midrib; spike at length loosely flowered; bracts round-ovate, fleshy; 

 seeds 2-4, not hollowed on the face. Along streams. 



P. lanceolata, Rib-grass. Mostly hairy; scape grooved-angled, at 

 length much longer than the lanceolate or lance-oblong leaves; 

 spike dense, at first capitate, in age cylin- 

 drical; bracts scarious; seeds 2, hollowed on 

 the face. Very common in meadows. 



ETIBIACEAE (Madder Family) 



Herbs or uoody plants, with opposite, en- 

 tire leaves connected by interposed stipules, 

 or in uhorls; regular, epigymous flowers, 

 stamens as many as the lobes of the regular 

 corolla (4 or 5), and various kinds of fruit. 



GALIUM 



Slender herbs, with square stems, leaves in 

 whorls, and small flowers in cymes. Corolla 

 wheel-shaped, 4-parted. Stamens 4. Fruit 

 dry or fleshy, globular, twin, separating when 

 ripe into 2 seed-like carpels. 



Plantago lanceolata, 

 Rib grass. 



G. Aparine, Bedstraw. Stem weak and reclining, prickly backward, 

 hairy at the joints; leaves about 8 in a whorl, lanceolate, rough on the 

 margins and midrib ; peduncles bearing 1-3 white flowers ; fruit bristly. 

 Rich woods and shaded ground. 



HOUSTONIA 



Small herbs, with opposite leaves connected by short stipules, 

 and cymose or solitary flowers. Corolla usually much longer than 

 calyx. Ovary 2-celled, becoming a pod. 



H. caerulea, Bluets. Small and delicate glabrous plants, with erect 

 slender stems not higher than 2 dm. ; leaves oblong-spatulate ; peduncle 

 i-flowered; corolla light blue (or nearly white), with a yellowish eye 



