Oxygonum hastatum S.Ortiz

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

Type

C2, 6 km N of “Bulo Burti”, Kuchar 15587 (K holo., UPS iso.).

Morphology General Habit

Perennial herb or subshrub up to 30 cm tall

Morphology Leaves Stipules

Ochreae with (1.5–)2–2.5(–3) mm long setae at the margin

Morphology Leaves

Leaves 15–45 mm long, hastate and sometimes with 2 additional shorter lobes in upper part, main lateral lobes 1.5–4 mm long, spreading or curved upwards, central part of leaf and the lobes narrowly linear, pubescent

Morphology Reproductive morphology Inflorescences

Inflorescence 5–17 cm long; pedicels erect, 3.5–4.5 mm long, exceeding the bracts by 1–2 mm

Morphology Reproductive morphology Flowers

Flowers white, heterostylous; perianth 3–4 mm long

Morphology Reproductive morphology Fruits

Fruits 5–6 mm long, pubescent, trigonous, not winged, with 3 spreading main prickles c. 2–2.2 mm long near the middle and 3 additional slightly reflexed prickles c. 0.2–0.4 mm long at the base.

Distribution

C1, 2 not known elsewhere.

Ecology

Altitude range 150–380 m.

Note

This is close to O. atriplicifolium, but differs in the short erect pedicels and the three short additional prickles near the base of the fruit.