Tinospora

S., Mishra, S. M., Khristi & Ray, S., 2021, Tinospora merrilliana (Menispermaceae): an addition to the flora of India, Rheedea 31 (2), pp. 62-67 : 66

publication ID

https://doi.org/10.22244/rheedea.2021.31.02.04

persistent identifier

https://treatment.plazi.org/id/03E887EC-FF8F-9863-EC55-A3BF361666D1

treatment provided by

Felipe

scientific name

Tinospora
status

 

Key to the species of Tinospora View in CoL in India

1. Climbers with very long filiform aerial roots ........................................................................ 2

1. Climbers without or with short aerial roots ........................................................................ 6

2. Leaves broadly sinuate .................... T. sinensis View in CoL

2. Leaves triangular ........................................... 3

3. Stems strongly tuberculate; petals usually 3....................................................................................... T. crispa View in CoL

3. Stems not tuberculate; petals usually 6 ......... 4

4. Leaves with a pair of hollow domatia in abaxial axils of basal veins........................ T. baenzigeri View in CoL

4. Leaves with glandular-papillose patches in abaxial axils of basal veins ............................. 5

5. Leaves with petioles 2–7 cm long ................................................................................................. T. cordifolia View in CoL

5. Leaves with petioles 7–11 cm long ................ ................................................. T. maqsoodiana View in CoL

6. Inflorescences branched ................................ 7

6. Inflorescences unbranched ........................... 8

7. Infructescences up to 14 cm long .................. ...................................................... T. mahajanii View in CoL

7. Infructescences 15–30 cm long ...................... ..................................................... T. merrilliana View in CoL

8. Outer and inner sepals equal ........ T. formanii View in CoL

8. Outer sepals much smaller than inner sepals..9

9. Leaves with domatia present on abaxial side in axils of basal nerve ............................. T. glabra View in CoL

9. Leaves with glandular patches present on abaxial side in basal nerve axils ................... 10

10. Leaves ± ovate with sides convexly curved ................................................. T. neocaledonica View in CoL

10. Leaves ± triangular to broadly triangular with sides straight or sometimes concave........... 11

11. Drupes borne on columnar carpophore, 4–5 mm long ..................................... T. subcordata View in CoL

11. Drupes borne on sub-globose carpophore, 1.5–2 mm long ............................. T. smilacina View in CoL

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