124 33. paronychiacejE. 



Tribe II. Spergulem. 



4. PoLYCARPON Linn. 



1 . P. tetraphyllum (L.) ; triandrous, pet. emarginate, stem-1. 

 in foui's, 1. on the branches opposite. — E. B. 1031. — In young 

 plants the 1. are often all opposite. — Coasts of the south-west of 

 England. A. VI. VII. E. 



5. Lepigonum Wahlb. 



1. L. ruhrum (Wahlb.) ; st. round, I. flat \meax pointed, caps. 

 about equalling cal. rather shorter than slightly declining/r.-s^atts, 

 seeds triangular obovate with a thickened rough border. — St. pro- 

 cumbent. Short ped. and cal. glandular hairy. L. bristle-pointed. 

 Sep. obtuse, obscurely 3-veined.' — a. Aren. rubra (L.) ; seeds all 

 wingless, 1. flat on both sides. Arenaria Sm. E. B. 852. — ^. A. 

 media (L. ?) ; seeds mostly wingless a few winged, 1. fleshy flat 

 above. — Sandy fields. /3. Near the sea. A. VI. — IX. 



2. L. marinum (Wahlb.); st. compressed, I. fleshy hlunt apicu- 

 late, caps, exceeding cal. much shorter than declining fr.-stalks, 

 seeds roundish usually surrounded by membranous striated wing. 

 — Root almost woody. St. glabrous or glandular hairy. L. 

 sometimes pointed. Sep. obtuse, obscurely 3-veined. — a. Aren. 

 marina (Sm.) ; seeds nearly all winged, caps, large exceeding cal. 

 by y. E. B. 958. — 0. salinum ; seeds nearly all wingless, caps, 

 small sUghtly exceeding calyx. — Sea-coast. P. VI. — VIII. 



6. Spergdla Linn. Spurrey. 



1. S. arvensis (L.); I. linear convex above furrowed beneath, fl. 

 in forked panicles, fr.-stalks deflexed, seeds slightly compressed 

 with a narrow margin tubercled or papillose. — St. 6 — 12 in. high. 

 L. long, slender. Seeds black. — a. S. arvensis (R.) ; seeds 

 covered with miimte elevated points. E. B. 1535. — j3. S. vulgaris 

 (Boeningh.); seeds covered with white or brown club-shaped 

 papilla;.— Cultivated land. A. VI.— VIII. 



[2. S. pentandra (L.) ; 1. linear subterete convex beneath, fl. 

 panicled, seeds smooth with a broad membranous margin. — 

 E. B. 1536?— I have seen no specimens. — Ireland. Sherard. 

 A. VIII. ?] 



Tribe III. Sclerantheee. 



7. Scleranthus Linn. 



1. S. annuus (L.); subdecandrous, segments of the calyx of 

 the fr. patent acute with a very narrow membranous margin, as 



