Scleranthus.] paronychiacevE. — CRASSULACEiE. 183 



In wet springy places, along the margins of rills, drains and ditches, also on 

 damp sandy ground, moist fallows, &c. ; common. Fl. Spring to autumn. 0. 



E.Med. — Arable fields above E. Cowes. By Lashmere pond, in plenty. 

 Marshy skirts of Lake common and other parts of Sandown level. Sandown, on 

 wet ground near the cottage. Miss Lucas. 



W. iWed.— Near Yarmouth, Rev. G. E. Smith. 



Order XXXI. PAEONYCHIACE^, St. Hil. 



" Sepals 5 (rarely 3 or 4), more or less cohering at the base. 

 Petals minute, alternating with the lobes of the calyx, or 0. Sta- 

 mens inserted into the base of the calyx (somewhat hypogynons), 

 and opposite to its lobes when as many. Ovary superior. Styles 

 3 — 5. Fruit small, dry, 1-celled, 1 — 5 valved or indehiscent. 

 Seeds numerous on a free central receptacle, or solitary and sus- 

 pended from a long stalk arising from the base of the cell. — 

 Small branching herbaceous or suffruticose plants, with sessile 

 entire leaves and membranaceous stipules." — Br. Fl. 



I. Scleranthus, Linn. Knawel.* 



" Perianth 5-cleft. Stamens 10 ; 5, or more, frequently abor- 

 tive or wanting. Styles 2." — Br. Fl. 



1. S. annuus, L. Annual Knaivel. " Calyx of the fruit with 

 erect or erect-patent rather acute segments edged with a narrow 

 white membrane, stems spreading, root annual." — Br. Fl. p. 353. 

 E. B. t. 851. 



In dry barren or sandy fields and pastures, waste and cultivated ground, fal- 

 lows, &c. ; very common, i^^. July — September. 0. 



Order XXXII. CRASSULACE^, DeCand. 



" Sepals 3 — 20, more or less cohering at the base. Petals as 

 many as the sepals, sometimes cohering, inserted (as well as the 

 stamens) at the base of the calyx (subhypogynous). Stamens as 

 many as the petals, or twice that number. Ovaries verticillated, 

 as many as the petals, each usually with a small flat scale or gland 

 at its base, 1-celled, tapering into a stigma. Follicles witli seve- 

 ral seeds fixed in a double row to the ventral suture. Albumen 

 fleshy, thin. — Herbs or slixubs, ivith fleshy leaves and no stipules." 

 —Br. Fl. 



* Knawel, from the German name of the plant, Knauel. Kn'duel or Knauel 

 signifies a knot or aggregate in roundish masses of any small bodies ; in the pre- 

 sent genus the flowers are in small knots or bundles (geknaulte Blumen) ; hence 

 its other German appellation of Acherkndterich, from Knoten, a knot. 



