Phyllanthus (Webster, 2002)

Key to the species of Phyllanthus View in CoL in Santa Catarina

1. Trees or shrubs, taller than 1 m. .........................................................................................................................................................2

- Herbs or subshrubs, smaller than 0.7 m .............................................................................................................................................3

2. Trees. Sepals 6. Stamens 3, fused................................................................................................................. P. riedelianus Müll.Arg. View in CoL

- Shrubs. Sepals 5. Stamens 3, free................................................................................................................ P. sellowianus Müll.Arg. View in CoL

3. Sepals 6...............................................................................................................................................................................................4

- Sepals 5...............................................................................................................................................................................................7

4. Subshrubs. Stamens fused ...................................................................................................................................... P. pinifolius Baill. View in CoL

- Herbs. Stamens free............................................................................................................................................................................5

5. Stems with phyllanthoid branching. Fruits rugose ........................................................................................................ P. urinaria View in CoL L.

- Stems without phyllanthoid branching. Fruits smooth.......................................................................................................................6

6. Leaf margins flat. Pistillate disk entire............................................................................................................ P. caroliniensis Walter View in CoL

- Leaf margins revolute. Pistillate disk 6-lobed................................................................................ P. hyssopifolioides Kunth View in CoL ( Fig. 6 View FIGURE 6 )

7. Stamens 5.................................................................................................................................................................. P. tenellus Roxb. View in CoL

- Stamens 2 or 3....................................................................................................................................................................................8

8. Stamens 2............................................................................................................................................................................................9

- Stamens 3..........................................................................................................................................................................................10

9. Stems glabrous. Cymules composed by one staminate and one pistillate flower. Disk of both flowers lobed.................................... .......................................................................................................................................................... P. amarus Schumach. & Thonn. View in CoL

- Stems pubescent. Cymules 1–3-flowered, composed by only staminate or pistillate flowers. Disk of both flowers entire................ ........................................................................................................................................................................ P. minutulus Müll.Arg. View in CoL

10. Stamens fused...................................................................................................................................................................................11

- Stamens free.....................................................................................................................................................................................14

11. Subshrubs. Stems pappilose. Leaves coriaceous........................................................................................... P. ramillosus Müll.Arg. View in CoL

- Herbs. Stems not pappilose. Leaves membranaceous......................................................................................................................12

12. Plants without phyllanthoid branching................................................................................................................. P. perpusillus Baill. View in CoL

- Plants with phyllanthoid branching..................................................................................................................................................13

13. Monoecious plants. Anther dehiscence horizontal ........................................................................... P. stipulatus (Raf.) G.L.Webster View in CoL

- Dioecious plants. Anther dehiscence vertical.................................................................................................. P. lindbergii Müll.Arg. View in CoL

14. Herbs with phyllanthoid branching. Leaves membranaceous, with asymmetric base...................................................... P. niruri View in CoL L.

- Subshrubs, without phyllanthoid branching. Leaves with symmetric base......................................................................................15

15. Leaves chartaceous, reddish green adaxially and red abaxially. Margins revolute......... P. eremitus Funez & Hassemer View in CoL ( Figs. 1–2)

- Leaves membranaceous, pale green adaxially and whitish abaxially. Margins flat ............................. P. subemarginatus Müll.Arg. View in CoL