Manihot esculenta

Crantz (1766)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Rosids Order: Malpighiales Family: Euphorbiaceae Genus: Manihot

cassava, manioc, tapioca, tapioca plant

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Description

Key Characters:

Growth Form:

Stems:

Roots:

Leaves:

Flowers:

Fruit:

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Images

Synonyms (70)

Uses and Culture

USES

  • Edible roots

  • Thoroughly cooked roots are eaten like potatoes, and is used to make tapioca

Natural History

Statewide Status

Naturalized

Island Status

Kaua'i Naturalized
O'ahu Naturalized
Maui Potentially naturalizing
Hawai'i Potentially naturalizing

Dispersal Agents


Pollinators

Notes

  • Roots eaten uncooked or raw, can cause cyanide poisoning
  • Some varieties are harmless, but many carry a poison (cyanide) that is neutralized by cooking
  • Symptoms of cyanide poisoning include dizzy, tiredness, stomach pain, vomiting, and excessive sweating

Bibliography

Name Published In: Inst. Rei Herb. 1: 167 (1766)

Other References

Wagner et al. 1990:625 (noted as occasionally adventive, but not nat.); Staples & Herbst 2005:278, 279 (KEY), 291 (DESCR); Frohlich & Lau 2012:36 (NEWNAT/K, O, DESCR)

Poisonous Plants of Paradise (Scott and Thomas) p.29-31

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Manihot esculenta Kauai Lowland mesic residential setting. Preserved_Specimen OED 2010031001 Kauai BISH 2010-03-10
2 Manihot esculenta Hauula: Hauula II Chapple Slope 0 degrees. Soil-sandy. Preserved_Specimen Avilla, J.J. Oahu BISH 1975-04-04
3 Manihot esculenta Lihue District, Haiku, where Aakukui Road crosses Puhi Stream Preserved_Specimen Herbst, D.R. 5559 Kauai BISH 1975-11-17
4 Manihot esculenta Waialua Preserved_Specimen Kerr, M. 3930 Oahu BISH 1945-08-29
5 Manihot esculenta old railroad bed just outside the northeast boundary of Malama Ki Forest Reserve, Puna District Growing in ash soil. Found occasionally along the roadside. Preserved_Specimen Clarke, G. 556 Hawaii BISH 1981-01-12
6 Manihot esculenta Hoary Head Range, E of Omoe, 210 m. Along cane road Preserved_Specimen Wagner, W.L. 6005 Kauai BISH 1988-04-06
7 Manihot esculenta Puhi Camp, west of Kauai Community College Preserved_Specimen Flynn, T.W. 1643 Kauai BISH 1986-04-04
8 Manihot esculenta Kaneohe, on grounds of Kaneohe Catholic Manastery Preserved_Specimen Pearsall, G.A. 234 Oahu BISH 1959-03-06
9 Manihot esculenta East Maui, Hana District, Honomaele, on side of Ulaino Rd Preserved_Specimen Oppenheimer, H.L. 60124 Maui BISH 2001-06-11
10 Manihot esculenta Near end of dead end road leading north from old Route 56 just east of Kilauea. Disturbed area (abandoned plantation housing?) along roadside Preserved_Specimen Fay, J.J. 202 Kauai BISH 1974-05-03
11 Manihot esculenta Waialua Preserved_Specimen Kerr, M. 34 Oahu BISH 1945-08-26
12 Manihot esculenta None Preserved_Specimen Mann, H. 560 Hawaii BISH 1864-01-01
13 Manihot esculenta Preserved_Specimen Mann, H. 560 Hawaii BISH 1864-01-01
14 Manihot esculenta H3 Halawa- UTM 2367484, 617550 Patch of 6 to 10 plants growing in thick Guinea grass understory. Preserved_Specimen OED 2009101501 Oahu BISH 2009-10-15
15 Manihot esculenta Honolulu; Manoa Valley; University of Hawaii Manoa Campus Preserved_Specimen Krajina, V.J. Oahu BISH 1962-03-20
16 Manihot esculenta Nr. BYU-HC, Laie Slope 0 degrees, Soil- silty loam. Preserved_Specimen Afualo, D. 111 Oahu BISH 1975-03-25
17 Manihot esculenta Palolo Valley Preserved_Specimen Rock, J.F.C. 664 Oahu BISH 1908-11-07
18 Manihot esculenta old railroad bed just outside the northeast boundary of Malama Ki Forest Reserve, Puna District In an ash soil. Preserved_Specimen Clarke, G. 556 Hawaii BISH 1981-01-12