Euphorbia hadramautica Baker

M. Thulin et al. Flora of Somalia, Vol. 1-4 [updated 2008] https://plants.jstor.org/collection/FLOS

Morphology General Habit

Perennial, probably short-lived, with a fleshy stem 5–10 cm high, 1–2 cm thick, erect to procumbent, with crowded spirally arranged leaf-scars which are usually prominent or even tuberculate, but sometimes obscure

Morphology Leaves

Leaves crowded at the stem apex, ovate to usually linear-lanceolate, 3–9 x 0.5–1.5 cm, pubescent, margin often undulate; petiole 1–2 cm long; stipules vestigial, deciduous

Morphology Reproductive morphology Inflorescences

Cymes axillary on peduncles 0.5–2 cm long, 1–2-forked, the whole inflorescence pubescent with short crisped hairs; bracts subcircular, 1.5–2 mm long

Morphology Reproductive morphology Inflorescences Bracts Involucre

Cyathia 2.5 mm in diam.; glands 4, spreading, entire, 1 mm broad, red, pubescent on the outer (lower) surface and especially on the margins

Morphology Reproductive morphology Flowers Gynoecium Style

Styles 1.2 mm long, joined at the base, with shortly bifid apices, pubescent

Morphology Reproductive morphology Fruits

Capsule exserted on a pedicel 1.75–2 mm long, obtusely 3-lobed with truncate base, 2.5 x 3.25 mm, pubescent, green

Morphology Reproductive morphology Seeds

Seeds conical with acute apex, obtusely 4-angled, with 2 horizontal constrictions and deep depressions on each face, 2 x 1.5 mm, surface roughened, brown.

Distribution

N1–3; C1; Ethiopia (Ogaden) and Arabia (Hadramaut and Dhofar)

Ecology

Altitude range 550–1500 m.