HALORAGEJE CUCURBIT ACEJE PORTULACEiE. 109 
of that of C. verna. — /3. sessilis (Bab ) ; 1. linear, upper 1. (float- 
ing) ovate-spathulate, fr. sessile. I should have considered this 
as the C. tenuifolia (Fers.) Fries, adopted that name and made 
it the type of the species, if Fries had not said of his plant 
" seniinibus acutangulis." — C. hamulata (Kiitz.) closely resem- 
bles var. fi. but has always large falcate bracts. — Hooker's 
var. y. I learn from Mr. Watson is C. platycarpa. — In marshes. 
/3. lakes. A. or P. VI.— IX. 
4. C. autumnalis (L.) ; fr. nearly sessile : lobes diverging in a 
stellate form broadly and acutely winged at the back, styles spread- 
ing, bracts 0, 1. all linear and broadest at the base. — E. B. S. 
2732. R. 4749- b. — Fr. 4 times as large as that of C. verna, 
dark brown, 1 or 2 of the lobes often abortive. L. dark green, 
all submerged, abrupt at the end. — Streams, rare. Anglesea. 
Loch of Cluny, Forfar ?. Cong, Mayo. A. or P. VI.— IX. 
Order XXXII. CUCURBITACEiE. 
Cal. 5-toothed, tube adnate with the ovary. Cor. 5-cleft, 
often scarcely distinguishable from the calyx, with reticulated 
veins. Stam. 5, more or less cohering. Anth. sinuose. Ovary 
3 — 5-celled or spuriously 1 -celled, placentas parietal. Style 
short. Stigmas lobed. Fr. more or less succulent. Seeds flat, 
in an arillus, embryo flat, albumen 0. — Plants succulent, climbing 
with tendrils. 
1. Bryonia. Cal. 5-toothed. Cor. 5-cleft. Male. Stam. 5 
in 3 bundles. Fern. Style 3-fid. Fruit a globose 3-locular 
berry. Seeds oval, compressed, more or less bordered. 
1. Bryonia Linn. 
1. B. dioica (L.) ; st. climbing, 1. palmate 5-lobed dentate 
rough onboth sides with callous points, fl. dioecious, cal. of the fer- 
tile fl. half as long as the corolla. — E. B. 439. — Tendrils simple. 
Fr. red. — B. alba (L.), which has not yet been found in England, 
has the fertile cal. as long as the cor. and black fruit. It is said 
to be monoecious. — Hedges and thickets. P. V. — IX. Red 
Bryony. E. 
Order XXXIII. PORTULACE^. 
Sep. 2, rarely 3 or 5, cohering at the base, activation imbri- 
cate. Pet. usually 5, from the base of the calyx. Stam. inde- 
finite, inserted with the petals, filaments distinct, often opposite 
to the petals. Ovary 1 -celled. Style 0. Stigmas several. Caps, 
opening transversely or by 3 valves, placenta central. Embryo 
curved round the albumen. 
1. Montia. Cal. of 2 sepals, persistent. Cor. 5-parted, with 
