112 
PARONYCHIE.32 — i 
■CRASSULACEiE. 
5. Scleranthus Linn. 
1. S. annum (L.) ; subdecandrous, segments of the calyx of 
the fr. patent acute with a very narrow membranous margin, as 
long as their tube.— E. B. 351. — Styles longer than the stamens. 
St. repeatedly dichotomous, green. Fl. green, often solitary in 
the forks of the stem, or densely corymbose. — Sandy fields. 
A. VI. VII. 
2. S. perennis (L.) ; decandrous, segments of the calyx of the 
fr. connivent obtuse rounded with a broad membranous margin. 
— E. B. 352. — Styles usually shorter than the stamens. St. 
nearly simple or irregularly branched, procumbent, glaucous, at 
length reddish. Fl. variegated with green and white. L. erect, 
directed to one side. — Sandy fields in Norfolk and Suffolk. P. 
VI.— VIII. E. 
Order XXXV. CRASSULACE/E. 
Sep. 3 — 20, more or less united at the base. Pet. the same 
number, regular, free or slightly connected, inserted at the base 
of the calyx. Stam. inserted with the pet. and the same or twice 
their number. Hypogynous scale (abortive stamen) 1 at the base 
of each ovary or obsolete. Ovaries the same number as and op- 
posite to the pet., free or slightly connected, t -celled. Fr. of 
several follicles opening on their face, with slightly albuminous 
seeds on the inner suture. 
1. Till^ea. Sep. 3 — 4. Pet. 3—4. Stam. 3—4. Carp. 
3 — 4, constricted in the middle and 2-seeded. Hypogynous 
scales 0. 
2. Sedum. Sep. 5. Pet. 5. Stam. 10. Hypogynous scales 
entire. Carp. 5, many- seeded. — S. Rhodinla has 4 sep., 
4 pet., 8 stam., 4 carp., and is imperfectly dioecious. 
3. Sempervivum. Sep. 6 — 20. Pet. the same. Stam. twice 
as many as the pet. Hypogynous scales laciuiated. Carp, 
as many as the petals. 
4. Cotyledon. Sep. 5. Pet. cohering in a tubular 5-cleft 
corolla. Stam. 10, inserted on the corolla. Hypogynous 
scales 5. Carp. 5. 
1. Tilltea Linn. 
1. T. muscosa (L. ); st. branched and decumbent at the base, 
fl. axillary sessile trifid.— E. B. 116. R. Icon. t. 191. — Very 
minute, about 1 in. long, reddish. L. opposite, oblong, obtuse, 
concave above, connate. Sep. ovate or lanceolate, acute, bristle- 
pointed. Pet. nearly subulate, white tipped with red. — On barren 
sandy heaths. A. VI. VII. 
