282 



PEIMULACEAE. 



1; stigma simple, capitate, entire. Capsule 1-celled, 2 6-valved; rarely 

 circumscissile or indelriscent. Seeds few or several, the testa adherent to 

 the fleshy or "horny copious endosperm; embryo small, straight; cotyledons 

 obtuse. About 28 genera and 400 species, of wide distribution. 



1. ANAGALLIS [Tourn.] L. 



Herbs, with opposite or verticillate (rarely alternate) sessile or short- 

 petioled leaves, entire or nearly so, and small axillary peduncled flowers. 

 Calyx 5-parted, the lobes lanceolate or subulate, persistent. Corolla deeply 

 o-parted, rotate, the segments entire or erose, convolute in the bud, longer than the 

 calyx. Stamens 5; filaments puberulent, or pubescent, distinct, or united into 

 a narrow ring at the base; anthers oblong, obtuse. Ovary globose; ovules 

 numerous ; stigma obtuse. Capsule globose, circumscissile, many-seeded. Seeds 

 minute, flat on the back. [Greek, delightful.] About 15 species, mostly of 

 the Old World, the following typical. 



1. Anagallis arvensis L. BED 



OR SCARLET PIMPERNEL. POOR 

 MAN 's OR SHEPHERD 's WEATHER- 

 GLASS. (Fig. 304.) Annual, dif- 

 fuse ; branches 4 '-12' long, 4- 

 sided. Leaves ovate or oval, 

 membranous, sessile or somewhat 

 clasping, 3 "-6" long, black-dotted 

 beneath; peduncle" filiform, i'-lj' 

 long, recurved in fruit; calyx-lobes 

 keeled, slightly shorter than the 

 crenate glandular-ciliate corolla- 

 segments; flowers scarlet, blue or 

 sometimes white, usually with a 

 darker center, 2" 3" broad, open- 

 ing only in bright weather ; cap- 

 sule glabrous, about 2" in diameter. 



Common in waste and cultivated 

 grounds. Naturalized. Native of 

 Europe. Widely naturalized in North 

 America. Flowers from winter to 

 summer and sparingly in autumn. 

 The blue-flowered race is frequent on 

 St. David's Island. 



Primula sinensis Sabine, CHINESE PRIMROSE, grown in flower-gardens, 

 is a softly pubescent nearly or quite stemless species, with long-petioled, lobed 

 leaves and showy flowers, umbelled on scapes, the corolla of various colors. 



Family 2. PLUMBAGINACEAE Lindl. 

 PLUMBAGO FAMILY. 



Perennial mostly acaulescent erect herbs, mostly with basal tufted leaves, 

 and small perfect and regular clustered flowers. Calyx inferior, gamosepal- 

 ous, 5-toothed, plaited at the sinuses, the tube 5-15-ri'bbed. Corolla of 5 hy- 

 pogynous clawed segments connate at the base, or united into a tube. 

 Stamens 5, opposite the corolla-segments, hypogynous; anthers 2-celled, at- 

 tached by their backs to the filaments, the sacs longitudinally dehiscent. 

 Disk none. Ovary superior, 1-celled; ovule solitary, anatropous, pendu- 



