محفوظ في:
| المؤلفون الرئيسيون: | , , |
|---|---|
| التنسيق: | Recurso digital |
| اللغة: | |
| منشور في: |
Zenodo
2017
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| الموضوعات: | |
| الوصول للمادة أونلاين: | https://doi.org/10.5281/zenodo.10815425 |
| الوسوم: |
إضافة وسم
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جدول المحتويات:
- <p>SESUVIUM MESEMBRYANTHEMOIDES Wawra in Wawra & Peyr., Sitzungsber. Kaiserl. Acad. Wien, Math.- Nat. 38: 564. 1860.</p><p><i>Halimus</i> [<i>Halimum</i>] <i>mesembrianthemoides</i> (Wawra & Peyr.) Hiern, Cat. Afric. Pl. (Hiern) 1(2): 413. 1898.— TYPE: ANGOLA. <i>Wawra 210</i> (Type not found, possibly destroyed in B or W). Mossamedes, sea-shore, 01 Jul 1859, <i>Welwitsch 2389</i> (lectotype: LISU 214652 digital image!, designated here; isolectotypes: BM, BR, C 10005289 digital image!, COI, K!).</p><p><i>Sesuoium crystallinum</i> Welw. ex Oliv., Fl. Trop. Afr. [Oliver et al.] 2: 586. 1871.— TYPE: ANGOLA. Mossamedes, sea-shore, 01 Jul 1859, <i>Welwitsch 2389</i> (holotype: LISU 214652 digital image!, isotypes: BM, BR, C 10005289 digital image!, COI, K!)</p><p>Creeping perennial herb with a deep taproot; bladder cells bulging and globose, covering shoots, leaves and outside of flowers; whitish when dry; internodes terete and succulent. Leaves 10–30 mm long, elliptic to oblong, up to 3 mm wide (when dry), subterete, and subsessile. Bracts in 2–4 pairs, large (up to 5 mm long), lanceolate to triangular; dark in color when dry. Flowers 10–13 mm long, subsessile, pink to violet. Stamens numerous. Ovary with 3–5 carpels. Fruit a many-seeded capsule (according to descriptions). Seeds not seen, described to be black and smooth.</p><p><i><i>Notes</i> —</i> C 4 species (Bohley et al. 2015). The outermost pair of bracts sometimes shows a loose cover of small bladder cells along the midvein.</p><p><i>Sesuoium mesembryanthoides</i> Welw., <i>nomen nudum</i>, Apont: 557. 1859, has been assigned to <i>S. crithmoides</i> by previous authors, e.g. Gonçalves (1970) in <i>Conspectus Florae Angolensis</i>.</p><p><i><i>Distribution and Habitat</i> —</i> Angola, Namibia, apparently also in Syria (Fig. 5C). The species grows on sand (beaches, dunes) in coastal areas.</p><p><i><i>Representative specimens examined</i> —</i> ANGOLA. Cabo Negro, sand dunes, 15°40′S, 11°59′E, 5 m, 15 Apr 1973, <i>P. Bamps et al.</i> 4519 (K); Mossamedes, 1859, <i>Welwitsch 2387</i> (K); Lobito Bay, near Benguella, 12°36′16.1676″S, 13°21′39.9312″E, 01 Sep 1906, <i>H. Bolus 12453</i> (BOL); Coroca Valley near Namibe, ca. 15°10′09.2424″S, 12°09′28.5012″E, Nov 1931, <i>O. Jessen 337</i> (B).</p><p>SYRIA. Sur la piste d’ Akra á Khan Abou Chamat (desert du Syrie), 27 Mar 1931, <i>R. Gombault 1998</i> (P, P04583848 digital image); Palmyra (desert du Syrie), 3 Apr 1934, <i>R. Gombault 3468</i> (P, digital image, P04583849).</p>