xliii

P p tt Leaves only known.

38. Oonvallarites. Leaves verticillate, linear, withparallel slightly marked veins. Stem straight,or curved. Ad. Br.

Two species—in the Variegated sandstone.

r. ttt Flowers only known.

Genus 39. AntholMes.

One species—in the Tertiary beds.

SmilaceJE. with

Genus 40, Smilacites. Leaves heartshaped or second-

a well defined midrib, and two o 0 f the

ary ribs on each side, parallel to the edgeleaf. Veins reticulated. Ad. nr.

One species—in the Lower freshwater ornn

Palmje.

t Stems only known.

Genus 41. Palmacites. Stems cylindrical, simple, coveredby the bases of petiolated leaves; petioles di-lated, and amplexieaul. Ad. Br.

One species—in the lower beds of the London clayformation.

t| Leaves only known.

Genus 42. Flabellaria. Leaves petiolated, flabelliform, di-vided into linear lobes, plaited at their base.Ad. Br.

One species—in the Plastic clay formation.

One species—in the Lower freshwater formation.One species—in the London clay formation.

One species—in the Coal formation.

Genus 43. Phcenicites. Leaves petiolated, pinnated ; leafletslinear, united by pairs at the base, their veinsfine, and little marked. .

One species—in the Tertiary formations.

Genus 44. Nceggerathia. Leaves petiolated,pinnated; leafletsobovate, nearly cuneiform, applied against theedges of the petiole, toothed towards their apex,with fine diverging veins. Ad. Br.

Two species—in the Coal measures.

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