Taxonomic revision of Wissadula (Malvoideae, Malvaceae) in Brazil Bovini, Massimo G. Baumgratz, José Fernando A. Phytotaxa 2016 2016-01-14 243 3 201 234 884G Medicus 1787 [463,582,158,185] Magnoliopsida Malvaceae Wissadula Plantae Malvales 10 211 Tracheophyta genus    1. Ovary with 1 ovule per loculus; mericarps 1-seeded .............................................................  W. stipulata(  Wissadulasect. Wissada )  - Ovary with 3 ovules per loculus; mericarps 3-seeded (sect.  Wissadula)...........................................................................................2   2. Corolla white or yellowish-beige, rarely pink, sometimes yellow in the center................................................................................3  - Corolla yellow....................................................................................................................................................................................8   3. Subshrubs creeping....................................................................................................................................................  W. glechomifolia  - Subshrubs or shrubs erect, rarely treelets...........................................................................................................................................4   4. Leaf glabrous on the adaxial surface ...............................................................................................................................  W. cuspidata  - Leaf pubescent on the adaxial surface................................................................................................................................................5   5. Synflorescence cylindrical, dense ...................................................................................................................................  W. contracta  - Synflorescence pyramidal, lax, or inflorescence uniflorous..............................................................................................................6   6. Inflorescence uniflorous ...................................................................................................................................................  W. caribaea  - Synflorescence a compound-raceme..................................................................................................................................................7   7. Branches with floccose indumentum; corolla with the yellow center..............................................................................  W. excelsior  - Branches with non-floccose indumentum; corolla without a yellow center .............................................................  W. periplocifolia   8. Leaf margin serrate or crenate, rarely entire......................................................................................................................................9  - Leaf margin entire-undulate.............................................................................................................................................................12   9. Branches, petioles and inflorescence with simple trichomes,, not glandular..................................................................................10  - Branches, petioles and inflorescence with trichomes glandular.......................................................................................................11   10. Leaf blade with base cordate and cordate-imbricate; corolla ca. 1.3 cmdiameter .....................................................  W. wissadifolia  - Leaf blade with base cordate, not imbricate; corolla 0.9–1 cmdiameter............................................................................  W. setifera   11. Schizocarp 1–1.1 cmdiam, constriction inconspicuous.......................................................................................................  W. decora  - Schizocarp 0.7–0.8 cmdiam; constriction conspicuous.....................................................................................................  W. delicata   12. Branches and petioles hirtellus, trichomes 3–5 mmlong, always simple ....................................................................  W. amplissima  - Branches and petioles puberulous, pubescent, tomentose or velutinous, trichomes about 1 mmlong, simple, fasciculate or fasciculate-stipitate................................................................................................................................................................................13   13. Mericarp with 2 spines, each 4–5 mmlong....................................................................................................................  W. parviflora  - Mericarp muticous or 2 spines < 2.5 mmlong..................................................................................................................................14   14. Leaf cordiform, base cordate or subcordate.....................................................................................................................................15  - Leaf ovate or deltoid, base subcordate, or truncate..........................................................................................................................17   15. Leaf with only simple trichomes on the adaxial surface; mericarp muticous ..............................................................  W. macrantha  - Leaf with trichomes simple, glandular, and fasciculate, rarely multiradiate on the adaxial surface; mericarps with spines...........16   16. Schizocarp with 5(4) mericarps, constriction inconspicuous, trichomes glandular .................................................  W. hernandioides  - Schizocarp with 4 mericarps, constriction conspicuous, trichomes not glandular...............................................  W. krapovickasiana   17. Corolla dark purple in the center; schizocarp with trichomes only on the distal region of the mericarp...............  W. paraguariensis  - Corolla not dark purple in the center; schizocarp with trichomes all over the mericarp..................................................................18   18. Branches glabrous to pubescent; schizocarp with 4 mericarps, pubescent, constriction conspicuous.............................  W. boliviana  - Branches tomentose; schizocarps with 5–6 tomentose mericarps, constriction inconspicuous.........................................  W. indivisa