EUPHORBIACE^. 99 



setaceous^ bipartite. Flowers shortly stalked, solitary in the forks of 

 the stem and axils of the uj^per leaves. Involucral glands rounded, 

 nearly entire. Capsule trigonous, the cocca faintly keeled on the back, 

 smooth, glabrous. Seeds ovoid, smooth, wliite, without a caruncule. 

 Plant glabrous; leaves fleshy, and slightly glaucous. 



On sandy seashores. Very rare. In England confined to the south 

 and west, extending east as far as Sandown Bay, Isle of Wight, and 

 north to Aberystwith, Cardiganshire. In Ireland only at Garraris 

 Cove, near Tramore, co. Waterford. More plentiful in the Channel 

 Islands, where it occurs in Jersey, Guernsey, Alderney, Sark, and 

 Herm. 



England, Ireland. Annual. Late Summer, Autunni. 



Stems prostrate, spreading in a circle, 2 inches to 1 foot long. Leaves 

 rather distant, ^ to f inch long, very unequal at the base, being pro- 

 longed into a rounded lobe on one side, and cut oif into a wedgeshaped 

 form on the other. Capsules about ^ inch long, dim, with a very indis- 

 tinct network of- transverse veins. Seeds, when dry and ripe, with a 

 white covering to the testa. Plant glaucous, at length more or less 

 stained with pur^^lish red. 



Purple Spurge. 



French, EupJwrhe des sables. German, Garten Wolfsmihh. 



Section II.— HELIOSCOPIA. Raep. ap. Dubi/, Bot. Gall. 



Leaves alternate, scattered, without stipules. Flowering stem um- 

 bellate at the apex. Glands of the involucre rounded, entire. 



SPECIES II.— EUPHORBIA HELIOSCOPIA. Lhm. 



Plate MCCLIV. 



BeicJi. Ic. PI. Germ, et Helv. Vol. Y. Tab. CXXZII. Fig. 4764 

 Billot, Fl. Gall, et Germ. Exsicc. No. 1951. 

 Tithymalus helioscopius. Lam. Fl. Fr. Vol. III. p. 93. 



Annual. Stem solitary or several from the cro^vn of the root, erect, 

 unbranched between the base and the umbel. Leaves alternate, indis- 

 tinctly stalked, wedgeshaped-obovate, gradually attenuated into the 

 petiole at the base, rounded and emarginate at the apex, finely dentate- 

 serrate in the apical half. Umbel of 5 rays, the rays 3-furcate, with 

 the branches 2-furcate. Bracts roundish-obovate, not connate. Invo- 

 lucral glands rounded, entire. Capsule subglobular, trigonous, the 

 cocca rounded on the back, smooth, glabrous. Seeds roundish-ovoid, 

 alveolate, brown, with a small transversely-oval caruncule. Plant 



o 2 



