Asystasia Blume, 1826
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publication ID |
https://doi.org/ 10.11646/phytotaxa.600.4.3 |
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DOI |
https://doi.org/10.5281/zenodo.8095961 |
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persistent identifier |
https://treatment.plazi.org/id/9A1087B6-FFBA-FFCF-B296-FF4B89A6406E |
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treatment provided by |
Plazi |
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scientific name |
Asystasia Blume |
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Key to the Indian species of Asystasia Blume View in CoL View at ENA
1. Corolla with long cylindrical tube and indistinct ventricose or expanded above..............................................................................2.
- Corolla with short tube and distinctly ventricose above ...................................................................................................................4.
2. Flowers in elongated lax terminal racemes; corolla bright mauve with violet tinge at corolla mouth ................. Asystasia neesiana View in CoL
- Flowers in condensed racemes; corolla rose-pink, or white with light blue tinge at corolla mouth .................................................3.
3. Leaves gradually attenuate at base, long acuminate at apex; calyx lobes sublinear; corolla rose-pink, ca. 5 cm long; corolla lobes rose-pink, reflexed at maturity ............................................................................................................................ Asystasia atroviridis View in CoL
- Leaves abruptly attenuate at base, short acuminate at apex; calyx lobes linear-lanceolate; corolla white, ca. 2.8 cm long; lobes white with one lobe light blue tinge at mouth, not reflexed at maturity .................................................................... Asystasia venui View in CoL
4. Branches and leaves grey-puberulous ...............................................................................................................................................5.
- Branches and leaves glabrous or slightly pubescent .........................................................................................................................6.
5. Corolla 2–3 cm across, white, purple, cream to yellow; stamens included; ovary densely villose with non-glandular hairs ............. .............................................................................................................................................................................. Asystasia gangetica View in CoL
- Corolla 1–1.5 cm across, white with purple-violet-spotted; stamens exserted; ovary densely covered with short glandular and simple hairs................................................................................................................................................................. Asystasia indica View in CoL
6. Leaves entire at margins....................................................................................................................................................................7.
- Leaves crenulate or crispate at margins.................................................................................................................. Asystasia crispata View in CoL
7. Leaves linear-lanceolate, lanceolate or elliptic-oblong .....................................................................................................................8.
- Leaves ovate or ovate-elliptic..........................................................................................................................................................12.
8. Inflorescences a lax, paired panicle........................................................................................................................... Asystasia pusilla View in CoL
- Inflorescences terminal/subterminal solitary raceme or spike, rarely racemes up to 3, subpaniculate.............................................9.
9. Leaves linear-lanceolate or linear-elliptic, 10–20 × 1.5–3 cm; corolla 1–2 cm long ......................................................................10.
- Leaves lanceolate or elliptic to oblong, 2.5–12 × 1.2–4 cm; corolla 1.2–3.5 cm long....................................................................11.
10. Plant erect; racemes 1–3, subpaniculate; flowers distinctly pedicellate.......................................................... Asystasia travancorica View in CoL
- Plant semi-scandent; raceme solitary; flowers sessile or subsessile .................................................................... Asystasia variabilis View in CoL
11. Corolla 1.2–1.8 cm long, white .......................................................................................................................... Asystasia mysorensis View in CoL
- Corolla 2.5–3.5 cm long, mauve ...................................................................................................................... Asystasia macrocarpa View in CoL
12. Leaves ovate-elliptic, 1.5–3 × 1–2 cm; corolla purple or pinkish (or rarely white as in var. alba View in CoL only) ........... Asystasia dalzelliana View in CoL
- Leaves ovate to broadly ovate-elliptic, 5–18 × 2.5–4.5 cm; corolla white to pale purple ............................... Asystasia chelonoides View in CoL
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.