Cinchona pubescens

Vahl (1790)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Asterids Order: Gentianales Family: Rubiaceae Genus: Cinchona

quinine

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Description

Key Characters:

Growth Form: Trees usually 4–10 m tall.

Stems:

Roots:

Leaves: Leaves simple. Opposite. Blades broadly elliptic–ovate or sometimes suborbicular, 10–20 cm long, 7–10.5 cm wide. Apex rounded. Base broadly to narrowly cuneate. Upper surfaces puberulent along veins; lower surfaces puberulent, sometimes primarily along veins, or glabrate. Margins entire. Pinnately veined, lateral veins usually 9–11 pairs. Petioles 1.5–4.5 cm long. Stipules ovate, caducous.

Flowers: Flowers numerous in terminal panicles with opposite branches up to 20 cm long or slightly longer. Flowers insect-pollinated, bisexual (perfect), often heterostylous. Calyx 5-toothed, ca. 1 mm long, densely appressed pubescent, the teeth deltate. Corolla pink (or red outside Hawai'i), salverform, 5-lobed, the lobes valvate in bud, appressed pubescent, the tube 10–12 mm long, the lobes ca. 4–5 mm long, villous within, nectary disk usually present. Stamens 5, alternate with the corolla lobes, slightly exserted or included; filaments distinct, short or elongate, usually inserted on the corolla tube or throat; anthers linear, dithecal, opening by longitudinal slits. Ovary inferior, 2–celled; ovules numerous; style short or elongate, 2–lobed, terminal, slender; stigmas lobed or capitate, dry or occasionally wet.

Fruit: Fruit capsules lanceoloid to oblong; 1–2 cm long; 2-grooved; septicidally dehiscent from base to apex. Seeds nuberous; ca. 2 mm long; with a broad ciliate wing; with well-developed oily endosperm; or endosperm occasionally scanty or absent.

Ploidy: 2n = 34; 40–44

Habitat:

Elevation Range:

Historical Distribution

Images

Synonyms (51)

Uses and Culture

USES

  • Yes

Natural History

Statewide Status

Naturalized

Island Status

O'ahu Potentially Naturalizing
Maui Naturalized
Hawai'i Naturalized

Dispersal Agents

Wind
Forestry

Pollinators

Bibliography

Name Published In: Skr. Naturhist.-Selsk. 1: 19 (1790)

Other References

Wagner et al. 1990:1120 (EM, H); Staples & Herbst 2005:486 (DESCR)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Cinchona pubescens Mt. Tantalus, 1/2 mi from top, in open woods PRESERVED_SPECIMEN Pearsall, G.A. 99 Oahu BISH 3/6/1957
2 Cinchona pubescens East Maui, Makawao PRESERVED_SPECIMEN Fagerlund, G.O. 1004 Maui BISH 2/28/1945
3 Cinchona pubescens S. Kona Dist. Kaawaloa AHU. Tr 60(112); W. slopes of Mauna Loa; 1.5km NW of Pawaina Wet Koa-'ohi'a forest with other native trees and a treefern, native shrub understory. PRESERVED_SPECIMEN Jacobi, J.D. JDJ 1138 Hawaii BISH 8/4/1978
4 Cinchona pubescens mt. tantalus, 1/2 mi. from top, in open woods PRESERVED_SPECIMEN pearsall, g.a. collector number: 99 Oahu BISH 3/6/1957
5 Cinchona pubescens S. Kona, Kaawaloa. Near new road on ancient 'aa' plow with heavy virgin forest PRESERVED_SPECIMEN Bryan, L.W. s.n. Hawaii BISH 3/17/1952
6 Cinchona pubescens mt tantalus (possibly) PRESERVED_SPECIMEN pearsall, g.a. collector number: s.n. Oahu BISH 3/6/1957
7 Cinchona pubescens Paeahu, Kula, Makawao PRESERVED_SPECIMEN Hosaka, E.Y. 1747 Maui BISH 1/26/1937
8 Cinchona pubescens On Mt. Tantalus on left side of hardroad running up to the TV towers about half-a-mile from top Growing with Tristania conferta, Cryptomeria japonica, Eugenia jambos, etc. in open woods. PRESERVED_SPECIMEN Pearsall, G.A. 99 Oahu BISH 3/6/1957
9 Cinchona pubescens east maui, makawao forest reserve PRESERVED_SPECIMEN starr, f. martz, k. collector number: 971200-1 Maui BISH 12/1/1997
10 Cinchona pubescens near forest reserve boundary, olinda PRESERVED_SPECIMEN degener, o. collector number: 22148 Maui BISH 3/26/1952
11 Cinchona pubescens Near Forest Reserve Boundary, Olinda PRESERVED_SPECIMEN Degener, O. 22148 Maui BISH 3/26/1952
12 Cinchona pubescens s. kona dist. kaawaloa ahu. tr 60(112); w. slopes of mauna loa; 1.5km nw of pawaina Wet Koa-'ohi'a forest with other native trees and a treefern, native shrub understory. PRESERVED_SPECIMEN jacobi, j.d. bertrand, t. collector number: jdj 1138 Hawaii BISH 8/4/1978
13 Cinchona pubescens east maui, olinda area PRESERVED_SPECIMEN maehler, k.l. collector number: s.n. Maui BISH 10/1/1950
14 Cinchona pubescens East Maui, Makawao Forest Reserve PRESERVED_SPECIMEN Starr, F. 971200-1 Maui BISH 12/1/1997
15 Cinchona pubescens east maui PRESERVED_SPECIMEN rock, j.f.c. collector number: s.n. Maui BISH
16 Cinchona pubescens paeahu, kula, makawao PRESERVED_SPECIMEN hosaka, e.y. collector number: 1747 Maui BISH 1/26/1937
17 Cinchona pubescens Ulupalakua, Makawao PRESERVED_SPECIMEN Hosaka, E.Y. 2660 Maui BISH 1/31/1943
18 Cinchona pubescens East Maui, Koolau Forest Reserve west of Kailua gulch PRESERVED_SPECIMEN Hobdy, R.W. 2735 Maui BISH 3/3/1987
19 Cinchona pubescens on mt. tantalus on left side of hardroad running up to the tv towers about half-a-mile from top Growing with Tristania conferta, Cryptomeria japonica, Eugenia jambos, etc. in open woods. PRESERVED_SPECIMEN pearsall, g.a. collector number: 99 Oahu BISH 3/6/1957
20 Cinchona pubescens East Maui, Makawao Forest Reserve, just E of treatment center Highly disturbed mesic forest (plantation); ridgetop, partial shade PRESERVED_SPECIMEN G. J. Ray 1073 Maui HAPI 2/20/1999
21 Cinchona pubescens East Maui PRESERVED_SPECIMEN Rock, J.F.C. s.n. Maui BISH
22 Cinchona pubescens East Maui PRESERVED_SPECIMEN Rock, J.F.C. 8685 Maui BISH 11/1/1910
23 Cinchona pubescens ulupalakua, makawao in shaded windward crevices in large andesite rock mound; barren PRESERVED_SPECIMEN hosaka, e.y. collector number: 2660 Hawaii BISH 1/31/1943
24 Cinchona pubescens east maui under Metrosideros PRESERVED_SPECIMEN rock, j.f.c. collector number: 8685 Maui BISH 11/1/1910
25 Cinchona pubescens makawao district. koolau forest reserve, waiohiwi stream PRESERVED_SPECIMEN perlman, s.p. oppenheimer, h. collector number: 22429 Oahu BISH 2/23/2011
26 Cinchona pubescens Mt Tantalus (Possibly) PRESERVED_SPECIMEN Pearsall, G.A. s.n. Oahu BISH 3/6/1957
27 Cinchona pubescens East Maui, Makawao Forest Reserve PRESERVED_SPECIMEN Starr, F. Martz, K. Collector Number: 971200-1 Maui BISH 12/1/1997
28 Cinchona pubescens paeahu, kula, makawao Woods PRESERVED_SPECIMEN hosaka, e.y. collector number: 1747 Hawaii BISH 1/26/1937
29 Cinchona pubescens east maui, makawao PRESERVED_SPECIMEN fagerlund, g.o. st.john, h. collector number: 1004 Maui BISH 2/28/1945
30 Cinchona pubescens s. kona, kaawaloa. near new road on ancient 'aa' plow with heavy virgin forest PRESERVED_SPECIMEN bryan, l.w. collector number: s.n. Hawaii BISH 3/17/1952
31 Cinchona pubescens paeahu, kula, makawao. PRESERVED_SPECIMEN e. y. hosaka 1747 Kure Atoll US 1/26/1937
32 Cinchona pubescens east maui, koolau forest reserve west of kailua gulch PRESERVED_SPECIMEN hobdy, r.w. collector number: 2735 Kauai BISH 3/3/1987
33 Cinchona pubescens East Maui, Olinda area PRESERVED_SPECIMEN Maehler, K.L. s.n. Maui BISH 10/1/1950
34 Cinchona pubescens Makawao District. Koolau Forest Reserve, Waiohiwi stream Degraded Metrosideros forest now Eucalyptus spp. and Chinchona pubescens With Cyanea maritae, Melicope molokaiensis, Chinchona pubscens, Cestrum nocturnum PRESERVED_SPECIMEN Perlman, S. 22429 Maui BISH 2/23/2011
35 Cinchona pubescens Island of Maui, Makawao District, Makawao Forest Reserve east of (and above) Kahakapao Gulch, use waiohiwi Rd. off Piiholo Rd from Makawao Town Highly disturbed mesic forest (plantation); ridgetop, partial shade PRESERVED_SPECIMEN G. J. Ray 1073 NY 2/20/1999
36 Cinchona pubescens island of maui, makawao district, makawao forest reserve east of (and above) kahakapao gulch, use waiohiwi rd. off piiholo rd from makawao town Highly disturbed mesic forest (plantation); ridgetop, partial shade PRESERVED_SPECIMEN g. j. ray 1073 NY 2/20/1999
37 Cinchona pubescens Mt. Tantalus, 0.5 mi from top. Open woods. PRESERVED_SPECIMEN G. A. Pearsall 99 Oahu PTBG 3/6/1957
38 Cinchona pubescens Koolau Forest Reserve, Waiohiwi stream Degraded Metrosideros forest now Eucalyptus spp.and Cinchona pubescens PRESERVED_SPECIMEN Steve Perlman 22429 Maui PTBG 2/23/2011
39 Cinchona pubescens Makawao PRESERVED_SPECIMEN Fagerlund, G. O. 1004 Maui US 2/28/1945
40 Cinchona pubescens E. Maui, Makawao F. R., Kahakapao. Wet to mesic forest. PRESERVED_SPECIMEN Hank Oppenheimer H100023 Maui PTBG 10/15/2000
41 Cinchona pubescens ulupalakua, makawao. PRESERVED_SPECIMEN e. y. hosaka 2660 Maui US 1/31/1943
42 Cinchona pubescens Paeahu, Kula, Makawao. PRESERVED_SPECIMEN Hosaka, E. Y. 1747 Maui US 1/26/1937
43 Cinchona pubescens koolau rorest reserve, waiohiwi stream. PRESERVED_SPECIMEN s. p. perlman & h. l. oppenheimer 22429 Maui US 2/23/2011
44 Cinchona pubescens Koolau Rorest Reserve, Waiohiwi stream. PRESERVED_SPECIMEN Perlman, S. P.; Oppenheimer, H. L. 22429 Maui US 2/23/2011
45 Cinchona pubescens makawao PRESERVED_SPECIMEN g. fagerlund 1004 Maui US 2/28/1945
46 Cinchona pubescens Ulupalakua, Makawao. PRESERVED_SPECIMEN Hosaka, E. Y. 2660 Maui US 1/31/1943