Arisaema sect. Sinarisaema Nakai, J. Jap. Bot.

K. M., Manudev, P. G., Arunkumar, Abstract, Santhosh Nampy & Nakai, Sinarisaema, 2019, Taxonomic revision of Arisaema (Araceae) sect. Sinarisaema in India, Rheedea 29 (2), pp. 119-173 : 119-120

publication ID	https://doi.org/10.22244/rheedea.2019.29.2.01
persistent identifier	https://treatment.plazi.org/id/712487F5-FFE0-FF8E-7E5F-F951FD56BF13
treatment provided by	Felipe
scientific name	Arisaema sect. Sinarisaema Nakai, J. Jap. Bot.
status

Treatment

Arisaema sect. Sinarisaema Nakai, J. Jap. Bot. 25: 6. 1950; Hara, Fl. E. Himal. 347. 1971; Gusman & L. Gusman , Gen. Arisaema , ed. 2. 349. 2006; Li et al. in Zhu et al., Fl. China, 23: 65. 2010; Murata et al., J. Jap. Bot. 88: 44. 2013. Type: Arisaema formosanum (Hayata) Hayata.

Arisaema sect. Radiatisecta Schott, Prodr. Syst. Aroid. 26 & 42. 1860, nom. nud.

spadix appendix whitish, attenuate at apex .................................................. A. sarracenioides

Arisaema [unranked] Radiatisecta Engl. in A.DC.

& C. DC., Monogr. Phan. 2: 550. 1879. Type: Not designated .

Arisaema [sect. Radiatisecta] [unranked] (*§§a.) Indica Schott, Prodr. Syst. Aroid. 26 & 44. 1860. Type: Not designated.

Arisaema sect. Peltatisecta Schott, Prodr. Syst. Aroid. 27 & 48. 1860, nom. nud.

Arisaema sect. Exappendiculata H.Hara, Univ. Mus. Univ. Tokyo Bull. 2: 353. 1971.

Arisaema subsect. Exappendiculata (H.Hara) J.Murata, J. Fac. Sci. Univ. Tokyo. Sect. III 13: 475. 1984.

Arisaema subsect. Exappendiculata (H.Hara) Gusman, Gen. Arisaema View in CoL , ed. 2. 351. 2006, nom. superfl. Type: A. exappendiculatum H.Hara.

Dioecious, deciduous, perennial herbs. Subterranean stem a tuberous corm, white, cream, green to purplish inside, sometimes stoloniferous. Psuedostem prominent, almost the half the length of petiole. Leaves usually single, rarely 2; leaflets 5–25, radiate, sessile, sometimes petiolulate. Spadix appendix subsessile, very rarely stipitate, clavate or cylindrical, with smooth or rugose or sometimes with a knobbed apex; fruiting peduncle usually erect, sometimes nodding.

Key to the species of section Sinarisaema

1. Spathe limb cucullate or galeiform .................. 2

1. Spathe limb not cucullate or galeiform............ 6

2. Tube of spathe 3-angled; limb apex gradually tapering and curved to a parrot like beak ......................................................... A. psittaccus

2. Tube of spathe cylindric; limb apex not curved to a parrot-like beak ......................................... 3

3. Spadix appendix stipitate; spathe limb ending in a terminal, ovate or obovate, hanging lobe.... 4

3. Spadix appendix not stipitate; spathe limb not ending in a terminal hanging lobe .................. 5

4. Mouth of tube widely auriculate; limb obovate; spadix appendix purplish to green, truncate at apex ........................................... A. nilamburense View in CoL