Sesuvium Bohley & G. Kadereit
Creators: name: Bohley, Katharina
name: Winter, Pieter J. D.
name: Kadereit, Gudrun
Publisher: name: Zenodo
Year: 2017
Subjects: Biodiversity
Taxonomy
Plantae
Tracheophyta
Magnoliopsida
Caryophyllales
Aizoaceae
Sesuvium

description: KEY TO THE SPECIES OF SESUVIUM
(INCL. CYPSELEA)
1. Margin of the lateral flaps of the petiole fimbriate (Fig. 3B)..................................................................... 2
1. Margin of the lateral flaps of the petiole entire (Fig. 3A)....................................................................... 3
2. Flowers white, 3 stamens............................................................................. Sesuoium humifusum
2. Flowers red, 5 stamens............................................................................... Sesuoium rubriflorum
3. Shoots smooth: usually without bulging bladder cells (Fig. 3C).............................................................. 4
3. Shoots densely covered with bulging bladder cells (Fig. 3C)................................................................ 9
4. Stems rooting at nodes.......................................................................................... 5
4. Stems not rooting at nodes....................................................................................... 6
5. Flowers pink or white; many stamens; worldwide distribution..................................... Sesuoium portulacastrum
5. Flowers (greenish-) white; 3 stamens; Paraguay..................................................... Sesuoium mezianum
6. Closed flowers ± ovoid (Fig. 3F); northern America or Caribbean..................................................... 7
6. Closed flowers turbinate (Fig. 3E); Africa........................................................................ 8
7. Seeds smooth, up to ∼ 1 mm long; capsule ± ovoid, not longer than the perigone...................... Sesuoium maritimum
7. Seeds wrinkled, up to 1.5 mm long; capsule tapered, slightly longer than the perigone................ Sesuoium trianthemoides
8. Seed coat ± smooth (Fig. 3I); leaves broadly elliptic; dried shoots often slightly olive-colored.............. Sesuoium sesuoioides
8. Seed coat clearly structured (Figs. 3G and H); leaves elliptic to narrowly elliptic; dried shoots can be reddish............................................................... Sesuoium hydaspicum
9. Several pairs of bracts (each bract ∼ 5 mm long)....................................................................... 10
9. One pair of bracts (each bract ∼ 1 mm long).......................................................................... 11
10. Leaves long and narrow, 20–70 mm long......................................................... Sesuoium crithmoides
10. Leaves broad-elliptic, 10–20(–30) mm long................................................ Sesuoium mesembryanthemoides
11. Pseudostipules of petiole with bladder cells....................................................... Sesuoium edmonstonei
11. Pseudostipules of petiole without bladder cells................................................................... 12
12. Closed flower turbinate (Fig. 3E), leaves narrowly to broadly elliptic.............................................. 13
12. Closed flower ovoid (Fig. 3F), leaves obovate to oblanceolate, sometimes linear....................... Sesuoium oerrucosum
13. Ovary with 2 or 3 carpels; leaves narrowly elliptic, semi-terete in cross section, usually densely covered with globose to slightly ovoid or fusiform bladder cells................... Sesuoium congense
13. Ovary invariably with 2 carpels; leaves broadly elliptic, often folded along midvein, ± flat, loosely to densely covered with globose bladder cells.................................. Sesuoium sesuoioides
description: Published as part of Bohley, Katharina, Winter, Pieter J. D. & Kadereit, Gudrun, 2017, Data from: A revision of Sesuvium (Aizoaceae, Sesuvioideae), pp. 109071 in Data in brief 48 (1) on page 132, DOI: 10.5061/dryad.tk922, http://zenodo.org/record/10815406