CL.V.] JPENTANDHIA. 109 



sessile, bet ween linear and lance-shaped : petals white. Annual : flowers 

 in May : grows in moist gravelly places : frequent. Eng. Bot. vol. ix. 

 pi. 609. Eng. Fl. vol. i. p, 241. 282. 



21. TILL^'A. TILUEA. 



Calyx inferior, of one leaf, with three or four large, egg-shaped 

 segments. Petals three or four, egg-shaped, acute, rather smaller 

 than the calyx. Filaments three or four, simple, awl-shaped, erect, 

 shorter than the corolla ; anthers roundish, two-celled. Germens 

 three or four, egg-shaped, superior. Styles very short; stigmas 

 obtuse. Capsules oblong, pointed, reflected, one-celled, two-valved. 

 Seeds egg-shaped ; two in each capsule. Named after the Italian 

 botanist Tilli. 84. 



1. T. muscosa. Mossy TUlita, or Red-shanks. Stems procumbent; 



flowers sessile, three-cleft. From one to two inches high : root fibrous : 



stems at first nearly erect, soon becoming procumbent, round, leafy, red : 

 leaves oval, opposite, succulent, reddish, smooth : petals white, tinged 

 with red. Perennial : flowers in May and June: grows on sandy heaths, 

 in Norfolk and Suffolk : common. Eng. Sot. vol. ii. pi. 116. Eng. Fl. 

 vol. i. p. 242. 283. 



22. RADI'OLA. ALL-SEED. 



Calyx inferior, of one leaf, with four three-cleft segments. 

 Petals four, inversely egg-shaped, as long as the calyx. Filaments 

 four, awl-shaped, as long as the petals; anthers roundish, two- 

 lobed. Germen superior, roundish, four-lobed. Styles four, hair- 

 like, very short, permanent ; stigmas knobbed. Capsule roundish, 

 eight-valved, eight-celled. Seeds solitary, egg-shaped, polished. 

 Named from radius, a ray. 85. 



1 . R. Millegrdna. All-seed. From one to two inches high : root 



fibrous : stem erect, repeatedly forked, leafy : leaves egg-shaped, sessile, 

 opposite : flowers axillar, stalked, white. Annual : flowers in July and 

 August : grows in gravelly and sandy soil, on heaths, &c. : not common. 

 Eng. Bot. vol. xiii. pi. 893. Eng. Fl. vol. i. p. 243. 284. 



CLASS V. PENTANDRIA. 



Plants bearing Flowers -with Five Stamens. 

 Order I. MONOGYNIA. One Pistil. 



* Flowers of one petal, inferior, with two or four naked seeds. 



10. E'CHIUM. Corolla irregular, its throat dilated and naked. Stigma 



deeply cleft. 

 5. PULMONA'RIA. Corolla funnel-shaped, its throat naked. Calyx 



prismatic, five-cleft. 



2. LITHOSPE'RMUM. Corolla funnel-shaped, its throat naked. 

 Calyx with five deep clefts. 



K 2 



