Trichilia hispida T.D. Penn., Fl. Neotrop.

Pennington, Terence D., 2016, Systematic Treatment Of American Trichilia (Meliaceae), Phytotaxa 259 (1), pp. 18-162 : 65-66

18. Trichilia hispida T.D. Penn., Fl. Neotrop. 28: 73 (1981). Type:— PERU. Loreto, R. Momon, fl., Rimachi 1929 (holotype, FHO). Map 24

Illustration: FN 28: 74, fig. 9 (1981). MAP 24. Distribution of Trichilia hispida T.D.Penn. Solid dots, distribution pre-1981, open dots new records 1981–2010.

Abbreviated Description. Young shoots densely hispid with straight, erect simple hairs, leaflets 7–9, opposite or subopposite, 9–18 cm long, 3–5.5 cm broad, oblanceolate or elliptic, midrib, secondary and tertiary venation all impressed on the upper surface, inflorescence 2–4 cm long, subfasciculate, hispid, petals 5, free, 3–3.5 mm long, slightly imbricate, filaments fused for one quarter to one third their length, anthers 10–11, nectary absent, ovary strigose, 3-locular, locules 1-ovulate, fruit 2–2.5 cm long, 3-valved, narrowly ellipsoid, densely hispid, seed solitary, surrounded by a thin fleshy arillode.

Distribution & Ecology. Western Amazonian Brazil and adjacent Colombia and Peru, along riverbanks and in periodically flooded forest.

Additional Collections Examined. COLOMBIA. Amazonas: Trapezio Amazónico, R. Loretoyacu (SW0370), Idrobo 4691 (COL).

PERU. Loreto: Santo Tomas, Iquitos (SW0373), Ayala 1940 (MEXU). Maynas, Distrito Iquitos, Rio Itaya, Nueva Esperanza (SW0373), McDaniel & Rimachi 27875 ( US); Maynas, Distrito Iquitos, Rio Momón (SW0373), Rimachi 3164 (K), 3261 (K), 7710 ( US); Maynas, Distrito Punchana, Rio Nanay (SW0373), Rimachi 10679 (MO); Maynas, 28 de Julio, Rio Itaya (SW0373), Vásquez 2903 (NY); Puerto Almendras (SW0373), Vásquez & Jaramillo 5488 (K, NY), 6265 (K), 13190 (MEXU).

BRAZIL. Amazonas: Municipio de Tefe, R. Solimoes & Lago de Tefe (SW0364), Amaral et al. 735 (F).

Relationships. On morphological grounds this species was considered to be closely related to T. rubra (FN28: 75 (1981)), a relationship confirmed by the ITS data, which shows them as an isolated pair at the end of a long branch.