62 14. cabtophyllaoejE. 



Suborder III. PolycarpetB. 



17. Poltcae'pon Linn. 



1. P. tetraphyl'lum (L.) ; triandrous ; pet. emarginate, stem- 

 1. in fours, 1. on the tranches opposite. — E. B. 1031. — ^In young 

 plants the L are often all opposite. — Coasts of the South-west 

 of England, rare. A. VI. VII. E. 



18. iBPi'eoNirM Fries'^. Sand-spurry. 



1. L. rubrum(Fi:) ; st. nearly terete, 1. fiat linear pointed, 

 stip. triangular-ovate-prolonged mostly cut, caps, about equal- 

 ling the cal. 5 — I shorter than the fr.-stalh, seeds cuneate- 

 obovate f surrounded by a thickened border none winged. — St. 

 procumbent (as in the other species). Pan. leafy. Pet. pinkj 

 about equalling the calyx. Seeds usually gibbous on one side. 

 Smaller in all respects than the other species. — Sandy places. 

 A. v.— IX. E. S. I. 



2. L. rupicola (Kindb.) ; st. terete, 1. flatfish fleshy pointed, 

 stip. broadly OTate-prolonged mostly entire, caps, large equal- 

 ling or slightly exceeding the cal. | — §■ shorter than the fr.- 

 stalk, seeds compressed pyriform nearly surrounded by a thick- 

 ened border none winged. — Root thick, woody. L. fascicled, 

 short ; pan.^1. very short, inconspicuous. Pet. pale pinik. Stam. 

 10.— Near the sea. P. VI.— IX. E. I. 



3. L. salinum (Kindb.) ; st. compressed, 1. flatfish fleshy blunt- 

 ish or slightly pointed, stip. broadly triangular-ovate entire, 

 caps, exceeding the cal. about as long as the fr.-stalk, seeds com- 

 pressed roundish nearly surtounded by a thickened border some 

 often with a broad scarioiis wing. — Includes plants resembling 

 the X. medium and i. salinum of Fries. — L. long ; pan.-l. some- 

 times long, sometimes inconspicuous. Ped. occasionally twice 

 as long as the capsule. Pet. pink with a white base. Stam. less 

 than 10.— Near the sea. A. VI.— IX. E. S. 1. 



4. L. marinum (Wahl.) ; st. compressed, 1. fleshy bluntish, 

 stip. broadly triangular usually entire, caps, very large often 

 twice as long as the cal. but scarcely -J as long as the fr.-stalk, 

 seeds compressed , roundish nearly surrounded by a thickened 

 border within a broad scarious wing. — L. long, ^-terete ; pan.-l. 

 very short, inconspicuous. Caps, larger than m the other species. 



■ Lepigonum. Fr. Fl. Hal. (1818). Spergularia Presl, Fl. Ceoh. 

 (1819). 



