Trichoscypha blydeniae Breteler, 2001

Breteler, F. J., 2001, The genus Trichoscypha (Anacardiaceae) in Upper Guinea: A synoptic revision, Adansonia (3) 23 (2), pp. 247-264 : 255

5. Trichoscypha blydeniae Breteler , sp. nov.

Trichoscyphae bijugae Engl. affinis folio et floribus sessilibus sed differt pistillo piloso et disco cupuliformi intra et ad marginem superum piloso autem extra glabro.

TYPUS. — Blyden 929, Liberia, Grand Gedeh, Tchien, along road from Zwedru to Sinoe , ♀ fl. July (holo-, WAG; iso-, K).

Small tree, ± 5 m tall, trunk c. 5 cm in diam. Branchlets velutinous-tomentose, glabrescent. Leaves 5-8-jugate; petiole, rachis and petiolules velutinous-tomentose, glabrescent; leaflets narrowly elliptic, 2.5-4 times as long as wide, (6-)12- 15(-20) × (2-) 3-6 cm, rounded to shortly cuneate at base, acuminate, the acumen slender, 0.5- 1.5 cm long; midrib impressed and hirsute above, prominent beneath, the (10-)13-16 pairs of main laterals ± plane above, prominent beneath, both with short hairs mixed with some long hairs, much less densely so on the main laterals, the remaining surface beneath sparsely appressedshort-hairy to almost glabrous. Inflorescence (sub)terminal, short-brown-hairy. Male flower unknown. Female flower: 4(-5)-merous, sessile; calyx appressed-hairy outside, 1-1.5 mm long, the lobes half as long; petals ovate-elliptic, ± 2.5 × 2 mm, reflexed, usually hairy outside, especially so in a central band, glabrous inside; staminodes distinctly shorter than petals, ± as long as pistil; disc cupular, glabrous outside, hairy on margin and inside; pistil subglobose, ± 1.5 mm high, 1.5- 2 mm in diam.; ovary densely hairy; styles 4, ± appressed against ovary, 0.5-0.7 mm long, the stigmas shallowly bilobed. Fruit ellipsoid, c. 1.5 × 1 cm, subappressed-brown-hairy. — Figs. 5 , 9.

HABITAT AND DISTRIBUTION. — Rain forest of Liberia.

PARATYPE. — LIBERIA: Versteeg & Jansen 794, Tchien , fr. Oct. ( K, WAG).

NOTE. — This species is named after Miss Florence B LYDEN, curator of the Harley Herbarium (LIB) in Monrovia at the time she collected the type specimen.

Figures

Fig. 5. — Trichoscypha blydeniae Breteler: A, part of female inflorescence; B, female flower; C, female flower,pistil removed; D, pistil. (A-D, Blyden 929). Drawing by H. DE VRIES.

Fig. 9. — Distribution of Trichoscypha species 5-13.