13. Microlicia isophylla De Candolle (1828: 120) (Fig. 4B)

Subshrub, 0.3–0.5 m tall, erect, highly branched. Branch dichotomous and trichotomous, slender, young branch quadrangular, glandular-punctate, old branch subterete, glabrescent, leafless with age, xylopodium present. Leaf sessile, ascending, not imbricate; blade 2–7 × 0.5–4 mm, with the same internode length, concolorous, green, elliptic, elliptic-lanceolate, or oblong-lanceolate, acute or acuminate, apex apiculate, base attenuate, margin entire or slightly crenulate, both surfaces glandular-punctate, 1-nerved. Flower solitary, axillary or terminal, 5-merous, pedicel 1.5–2 mm long; bract and bracteole absent; hypanthium ca. 2.5 × 1–1.5 mm, green, suburceolate or campanulate, 10-striate, bristles crown at the apex absent, glandular-punctate; sepal 1.5–2.5 × ca. 0.5 mm, green, narrow-triangular or triangular-subulate, glandular-punctate, apex acute and apiculate, margin entire and glandular-punctate; petal 6.5–8 × 3.5–5 mm, magenta, obovate or oblong, apex acute-acuminate, margin entire, glabrous; stamens 10, dimorphic, bicolorous, anther oblong, tetrasporangiate; antesepalous stamens 5, filament ca. 4 mm long, purplish, pedoconnective 2–2.5 mm long, purplish or vinaceous, ventral appendage ca. 1.5 mm long, purplish or vinaceous at the base and yellow at the apex, truncate at the apex, anther ca. 1.5 × 0.5 mm long, purplish or vinaceous, beak 0.1–0.4 mm long; antepetalous stamens 5, filament 3–3.5 mm long, purplish, pedoconnective 0.8–1 mm long, yellow, ventral appendage 0.2–0.3 mm long, yellow, rounded at the apex, anther ca. 1 × 0.5 mm, yellow, beak 0.1–0.4 mm long; ovary 3-locular, superior; style 3.5–4 mm long, purplish, sometimes light pink at the apex. Capsule 3–3.5 × 2–2.5 mm, globose, dehiscent from the apex, fruiting hypanthium covering the entire capsule and peeling off as the fruit matures, columella deciduous; seed ca. 0.5 × 0.3 mm.

Specimens selected:— BRAZIL. Minas Gerais: BRAZIL. Minas Gerais: Delfinópolis, estrada para Casinha Branca, muro de pedras, 12 March 2003 (fl), R.L. Volpi et al. 588 (ESA, HUFU). Sacramento, morro próximo à sede administrativa, 17 March 1995 (fl, fr), R. Romero et al. 1902 (CAS, HUFU, MBM, UEC). São Roque de Minas, 20 May 1994 (fl, fr), R. Romero et al. 601 (HUFU, UPCB).

Distribution and habitat: — Microlicia isophylla occurs in Minas Gerais, São Paulo, Espírito Santo, and Rio de Janeiro (Romero et al. 2025). In the SCNP occurs in campo rupestre.

Phenology: — Microlicia isophylla was collected with flower in February, March, and May and with fruit in February, March, May, and June.

Taxonomic notes: — Microlicia isophylla is readily recognized by its ascending and not imbricate leaf, with the same internode length, and glandular-punctate indumentum.