TABLE 1 in Aristolochia guillermoi (Aristolochiaceae), a new species from Peru and a key to identify the Aristolochia taxa with branched trichomes

TABLE 1. Comparison of the geographic distribution and diagnostic characters of leaves, flowers, fruits and seeds between Aristolochia guillermoi and its closest relative A. andina. Aristolochia guillermoiAristolochia andinaLeaf laminaChartaceous, glaucous beneath; venation prominent and densely reticulate beneath; apex obtuseMembranaceous, not glaucous beneath; venation prominulous to plane beneath; apex acutePseudostipulesTriangular, 3–4 × 2–2.5 mmBroadly ovate, 4–8 × 3–6 mmUtricle13–15 × 12–13 mm8–12 × 4–5 mmSyrinx1.5–2 mm longca. 0.5 mm longTube16–24 mm long; proximal diameter 4–5 mm; distal diameter 10–14 mm6–12 mm long; proximal diameter 2–4 mm; distal diameter 5–8 mmLimbWidely ovate, 8–14 mm long; apex obtuse to emarginateOvate, 14–20 mm long; apex acute to obtuse, sometimes mucronulateCapsule35–44 × 15–20 mmCa. 30 × 12–15 mmSeeds5–6 × 5–6 mm, wingless, adaxially smooth4–5 × 4–5 mm, with a vestigial wing ca. 0.5 mm wide, adaxially wartyGeographic distributionSeasonally dry forests of the Piura Department, Peru, at elevations between 1000 and 1590 mTucumano-Boliviana Province, departments of Cochabamba, Chuquisaca and Santa Cruz (Bolivia), at elevations between 1450 and 2580 m