Cremastosperma bullatum Pirie

Tree 2–10 m tall; young twigs and petioles densely covered with mainly erect golden hairs up to 1 mm long. Leaves: petioles 3–7 mm by 2.5–3 mm; lamina elliptic or narrowly so to slightly obovate, 17–28 by 6–11 cm (index 2.4–3.5), chartaceous, mid-brown, occasionally slightly grey above (immature leaves drying black), sparsely covered with mainly erect golden hairs up to 1 mm long or glabrous above, densely so on edge of lamina and on all veins below, base rounded to subcordate, apex acuminate (acumen 5–20 mm long), primary, secondary and tertiary veins sunken in depressions in leaf surface, primary vein 1.5–2 mm wide at widest point, densely covered with mainly erect golden hairs up to 1 mm long above and below, secondary veins 15–20 (intersecondary veins rare), distance between from 6 mm at the base to 16 mm closer to the apex, angles with primary vein consistently around 60–70°, occasionally branching, forming distinct loops, smallest distance between loops and margin 1–1.5 mm; tertiary veins mostly percurrent. Inflorescences of single, successively produced, flowers, axillary on leafy branches, on leafless branches and produced from the main trunk (then on brachyblasts); peduncles and pedicels sparsely to rather densely covered with mainly erect golden hairs up to 1 mm long, peduncles 17–20 by 1–1.5 mm (in flower), 18–25 by 1.5 mm (in fruit); pedicels up to 120 by 1 mm at the base (in flower), 110–150 by 1.5 mm (in fruit); bracts densely covered with mainly erect golden hairs up to 1 mm long, single lower bract, elliptic to ovate, ca. 2.5 by 1 mm, acute, persistent or falling off; upper bract within central third of pedicel length, elliptic to ovate, 2–3 by 1–2 mm, acute; flower buds depressed ovoid, developing to ovoid before opening; flowers green, maturing to yellow with a basal orange patch on the outside of the outer petals in vivo, golden brown in sicco, outer sides and apical portion of the inner sides of petals and outer sides of sepals densely covered in appressed golden hairs up to 1 mm long, inner sides otherwise glabrous; sepals basally connate, deltate, 5–7 by 6 mm, acute, soon falling off, outer petals broadly ovate, ca. 18 by 15 mm, inner petals ovate, concave, ca. 25 by 12 mm; androecium ca. 5 mm diam., stamens 1–1.5 mm long, connective appendage ca. 0.5 mm wide; gynoecium [ca. 2.5] mm diam., glabrous. Monocarps 8–10, dark brown in sicco, ellipsoid, slightly asymmetrical, ca. 15 by 11 mm, often with an excentric apicule; stipes 14–16 by 1.5 mm; fruiting receptacle 5–6 mm diam., monocarps, stipes and receptacle sparsely to moderately densely covered with erect golden hairs up to 0.2 mm long. Seeds ellipsoid, orange-brown, shallowly pitted, ca.13 by 10 mm, raphe raised, regular.

Ecuador (Morona-Santiago) and Peru (Amazonas).

Cremastosperma bullatum Pirie – gatunek rośliny z rodziny flaszowcowatych (Annonaceae Juss.). Występuje naturalnie w Ekwadorze oraz Peru.

Cremastosperma bullatum là loài thực vật có hoa thuộc họ Na. Loài này được Pirie mô tả khoa học đầu tiên năm 2004.