SAGINA. 49 



7. SAGINA Linn. Pearlwort. 

 * Sep., pet., stam., styles and valves of caps. 4. 



1 . S. procumbens (L.) ; central st. very short, branches elongated 

 procumbent, I. linear awned, sep. blunt much longer than the 

 petals and slightly shorter than the capsule, apex of the peduncles 

 reflexed after flowering ultimately erect. E. B. 880. R. v. 201. 

 St. 30. 3. Glabrous. Central st. very short, barren and erect. 

 Branches elongated, procumbent, often rooting. Pet. blunt, 

 often wanting. A fifth part is occasionally added to the fl. in 

 which case it is distinguished from /S. saxatilis by its cal. spread- 

 ing when in fruit and styles reflexed during flowering. A fleshy 

 maritime form is often taken for S. maritima. . spinosa (Gibs.)"; 

 1. longer and narrower very minutely spinose-ciliated on the 

 edges. Waste ground. P. V. IX. 



2. S. apetala (L.); st. elongated forked, branches ascending, 

 /. linear mucronate, sep. blunt much longer than the petals and 

 shorter than the capsule hooded ultimately spreading in the 

 form of a cross, peduncles always erect. E. B. 881. R. v. 200. 

 Pale green ; upper part of the stem, peduncles and calyx more 

 or less clothed with granular hairs. Central st. elongated and 

 flowering. Branches often quite erect, sometimes prostrate. 

 Pet. very minute, inversely wedgeshaped and truncate. Caps, 

 conical-ovate, subpeltate below, stalked. S. debilis (Jord.) has 

 awnless L, sep. equalling and spreading from the ripe caps., and 

 may be a maritime state of S. apetala. It is often called S. ma- 

 ritima in England. S. maritima (Gren.) has a central rosette 

 and may be a form of 5. procumbens. Walls and dry places. 

 A. V.-IX. 



3. &'. ciliata (Fr.); st. elongated, branches diffuse or spread- 

 ing, 1. linear awned, outer sep. pointed exceeding and adpressed 

 to th3 mature caps., their tips patent. R. v. 200. S. patula Jord., 

 S. apetala y. Bab. Glabrous. Central st. elongated and flower- 

 ing. Cal. and tips of ped. sometimes with gland-tipped hairs. 

 Caps, ovate-attenuate, rounded below, stalked. Dry places. A. 

 V. VI. E. I. 



<i. S. maritima (Don); central st. elongated forked, branches 

 ascending, I. fleshy blunt or apiculate rounded at the back gla- 

 brous, sep. blunt about equalling the capsule, peduncles always 

 erect. E. B. 2195. S. stricta Fries. St. often purple, brittle. 

 The central stem produces flowers and is erect, or in luxuriant 

 plants more or less procumbent. Sep. concave with incurved 

 tins. Caps, ovate, rounded below, sessile. On the sea-shore. 

 (Fries states that his plant sometimes occurs upon mountains in 

 Norway.) A. V. IX. Sea Pearlwort. 



D 



