Lachenaud, Olivier; Bruniera, Carla P.; Zappi, Daniela C.
The Rudgea hostmanniana complex (Rubiaceae) in the Guiana Shield region
FIGURE 1. Stipules in the Rudgea hostmanniana complex.A, R. bolivarensis; B, R. coussareoides; C, R. cornigera; D, R. hostmanniana subsp. hostmanniana; E, R. maypurensis; F, R. tanaosepala. A from Mutchnick 1620 (K), B from Diaz et al. 7727A (K), C from Schulz 7539 (U), D from Lachenaud 1011 (BR), E from Williams 12972 (K), F from Clarke & Hoffman 584 (U). Drawing by O. Lachenaud.
FIGURE 2. Calyx and corolla in the Rudgea hostmanniana complex.A, R. bolivarensis, calyx; B, R.coussareoides, calyx; C, R. cornigera, flower bud; D, R. hostmanniana subsp. hostmanniana, flower bud; E, R. maypurensis, flower bud; F, R. tanaosepala, flower bud. A from Henkel 5675 (U), B from Liesner 24924 (K), C from Procter 4769 (U), D from Lachenaud 981 (BR), E from Plowman 13733 (K), F from Clarke & Hoffman 584 (U). Drawing by O. Lachenaud.
FIGURE 7. A–C, Rudgea hostmanniana. A, inflorescence; B, leaf abaxial side; C, fruits. D–F, Rudgea pungens. D, infructescence, top view; E, infructescence, lateral view; F, stipule. Voucher collections: A–C, plant not collected (Kourou, French Guiana), D–F Lachenaud 1720. A–C Photos by P. Petronelli, D–F photos by O. Lachenaud.
FIGURE 6. Distribution of Rudgea coussareoides (squares), R. hostmanniana subsp. hostmanniana (triangles) and R. maypurensis (circles).