Guatteria zamorae Erkens & Maas

175. Guatteria zamorae Erkens & Maas View in CoL — Map 34

Guatteria zamorae Erkens & Maas in Erkens et al. (2006) 213, t. 3, f. 6. — Type: Maas et al. 9531 (holo U; iso INB, K, MO, NY, PMA, SCZ), Panama, Bocas del Toro, Canaza, road from Chiriquí Grande to David , 100 m, 29 May 2004.

Tree 10–15 m tall, to 30 cm diam; young twigs densely covered with erect, brown hairs, finally glabrous. Leaves: petiole 3–9 mm long, 1–2 mm diam; lamina narrowly obovate to narrowly elliptic, 10–18 by 3–5 cm (leaf index 3.3–3.6), chartaceous, densely to rather densely verruculose, dull, yellowish brown to greyish brown above,brown below,glabrous above,except for the densely hairy primary and sometimes secondary veins, densely to sparsely covered with erect, brown hairs below, base acute, apex acuminate (acumen 5–10 mm long), primary vein flat to slightly raised above, secondary veins distinct, 10–15 on either side of primary vein, raised above, smallest distance between loops and margin 2–3 mm, tertiary veins raised above, reticu- late. Flowers in 1(–2)-flowered inflorescences in axils of leaves; pedicels 10–40 mm long, c. 1 mm diam,fruiting pedicels c. 2 mm diam, densely to rather densely covered with erect hairs, articulated at c. 0.3 from the base, bracts 5–6, soon falling, not seen; flower buds depressed ovoid; sepals free, broadly ovate-triangular, 4–5 by 4–5 mm, spreading, extreme apex revolute, outer side rather densely to densely covered with appressed and erect hairs; petals green, greyish green or yellow in vivo, ovate to ovate-oblong, 10–15 by 5–8 mm, outer side densely covered with appressed and erect hairs; stamens 1.5–2 mm long, connective shield papillate. Monocarps 30–50, green, maturing dark wine-red to black in vivo, black in sicco, ellipsoid, 9–12 by 4–5 mm, glabrous, except for some scattered hairs near the apex, apex apiculate (apiculum c. 1 mm long), wall 0.1–0.2 mm thick, stipes 6–10 by 1 mm. Seed narrowly ellipsoid, 8–10 by 3–4 mm, brown, transversely grooved to rugose, raphe impressed.

Distribution — Panama.

Habitat & Ecology — In forest and in pastures.At elevations of 100– 700 m. Flowering: May; fruiting: May.

Vernacular names — Not recorded.

Note — Guatteria zamorae can be distinguished by an indument of erect hairs on the young leafy twigs, verrucose leaves, the yellowish brown leaf colour after drying, very small petals (10–15 mm long!) and relatively small leaves (10–18 by 3–5 cm).