Aglaonema modestum Schott ex Engl.

Small to medium, erect to eventually decumbent, evergreen herb. Stem erect, 20–50 cm tall, 0.4–2.0 cm thick. Leaves few to several together; petioles 6–22 cm long, upper portion flattened; petiolar sheath broad, membranous, 2.5–11 cm long; leaf blade ovate to sublanceolate, rarely elliptic, 12–25 × 5–11 cm, base unequal, obtuse to rounded, apex gradually long acuminate; primary lateral veins 4–6 diverging from the midrib at 30°–50°; interprimary veins much less prominent. Inflorescence 1–3 together; peduncle 5–12.5 cm; spathe elongate-oblong, apiculate, 3–9 × 1.5–2.6 cm, opening pale green and ageing to yellowish, decurrent for 0.5–2.0 cm; spadix thin-cylindrical, sessile, 1.5–4.3 cm long, ca 0.6 –3.1 cm short of spathe apex; pistillate flower zone 0.5–1.0 cm long, adnate to spathe, with 9–13 flowers; staminate flower zone 2.3–3.5 × 0.3–0.6 cm, white; fruits ellipsoid, 2–3 × 1.0–1.3 cm, green, ripening to dark orange.