Clerodendrum macrostegium

Schauer (1847)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Asterids Order: Lamiales Family: Lamiaceae Genus: Clerodendrum

velvetleaf glorybower

img

Description

Key Characters:

Growth Form: Shrubs or treelets 3-6 m tall.

Stems:

Roots: Suckers prolifically from the roots.

Leaves: Leaves simple. Opposite. Blades ovate 12-33 m long. Surfaces fuzzy on both sides. Long-petiolate. Stipules absent.

Flowers: Flowers in terminal heads of 1.5" long, white, red-centered flowers massed in an involucre of leafy, pinkish lavender persistent bracts. Flowers bisexual (perfect). Corolla nearly actinomorphic or slightly irregular, salverform or funnelform, slightly to greatly exceeding the calyx, 5-lobed, the lobes subequal; nectary disk often present at base of ovary, annular or developed on anterior side only. Stamens 4(5), in 2 pairs, inserted on corolla tube and usually long–exserted, aligned with the sinuses; anthers dithecal, opening by longitudinal slits, occasionally 1 theca reduced or absent or the 2 thecae confluent, occasionally the connective elongate and thus separating the thecae. Ovary superior, rarely on a gynophore, 4-celled; ovules 1 per cell, attached laterally; style arising between lobes, placentation basal-axile; ovules 1 per ovary lobe, anatropous to hemitropous of apotropous; style 1, usually cleft; stigmas 2, sometimes 1 reduced and vestigial.

Fruit: Fruit are blue-black fleshy drupes sitting on the enlarged calyx; bracts persistent. Seeds oblong; with endosperm absent or scanty and oily.

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Images

Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

Kaua'i Naturalized
O'ahu Naturalized

Dispersal Agents

Birds

Vegetative Reproduction

Pollinators

Bibliography

Name Published In: A.P.de Candolle, Prodr. 11: 66 (1847)

Other References

Lorence & Flynn 1997:12 (NEWNAT/K, DESCR); Staples & Herbst 2005:559 (KEY), 561 (DESCR); Daehler & Baker 2006:11 (O)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Clerodendrum macrostegium Honolulu, 4000 Round Top Dr. wet forest, roadside; with Buddleia asiatica, Alocasia macrorrhizos Preserved_Specimen 2-4 m shrub; corolla white; bracts violet Ray, G. 36 Oahu BISH 1997-08-16
2 Clerodendrum macrostegium Haukulu, Lyon Arboretum, Manoa Lowland mesic setting. Preserved_Specimen Numerous stems spreading from root sprouts up to 3 m apart, forming a thicket. Seedlings also found in the vicinity. Bracts light purplish pink, leaves densely soft-pubescent. Established on an unmanaged bank. Daehler, C. 1059 Oahu BISH 2005-03-01
3 Clerodendrum macrostegium Foster Botanic Gardens Preserved_Specimen Shrubby; inflor. bracts lilac, leafy; corolla lobes white with lilac at their base, tube white; calyx faint-green except the 5 long lilac-tinted lobes. Potter, C. 91 Oahu BISH 1961-09-20
4 Clerodendrum macrostegium Kaneohe: Hoomaluhia Botanical Garden; edges of Philippine section Preserved_Specimen Tree 10; fl white; corolla tube long, 5 lobes; 4 stamens; bract purple; Staples, G.W. 827 Oahu BISH 1992-05-21
5 Clerodendrum macrostegium Lyon Arboretum, Section 35, near jeep road Preserved_Specimen Shrub 3.5 m tall. Leaves hairy on both sides; acuminate tip. Flowers white with calyx lobes 1.7 cm long and corolla lobes 1.7 cm long. Fruit 2-lobed blue (RHS #98A) with maroon (RHS #80) calyx lobes. Lobes of calyx become ca. 2.5 cm long after the fruit has developed. Brackts mauve (RHS #75A & B). Shigematsu, K. 91.0004 Oahu BISH 1991-08-30
6 Clerodendrum macrostegium Foster Garden, Honolulu Preserved_Specimen Shrubby; inflor. bractrs lilac, leafy; corolla lobes white with lilac at their base, tube white; calyz faint-green except the 5 long lilac-tinted lobes Potter, C. 91 Oahu BISH 1961-09-20
7 Clerodendrum macrostegium Kaneohe: Hoomaluhia Botanical Garden; edges of Philippine section Preserved_Specimen Tree 10; fl white; corolla tube long, 5 lobes; 4 stamens; bract purple; Staples, G.W. 827 Oahu BISH 1992-05-21
8 Clerodendrum macrostegium Foster Garden, Honolulu Preserved_Specimen Fl. bracts lilac, corolla white Oahu BISH 1961-10-30
9 Clerodendrum macrostegium Lyon Arboretum; section 35 Preserved_Specimen small tree 3-4 m; root-suckering profusely. Bracts lavender, ovate, outer ones 8 cm. Flowers white w/ lavender eye, the tube 3.5 cm long, the lobes white, 1.4 cm. Calyx 2 cm, lanceolate; becoming expanded & purple in fruit. Fruit subglobose, bluish-purple, 1 cm diam. Nagata, K.M. 2876 Oahu BISH 1984-04-02
10 Clerodendrum macrostegium Waimea Arboretum Preserved_Specimen shrub 3 m; bracts lavender; corollas white; fruits purple Miller, J.S. 7863 Oahu BISH 1992-07-31
11 Clerodendrum macrostegium Koloa District, Kalaheo, Olu Pua Botanical Garden Preserved_Specimen Tree of 18-20 ft, stems & petioles pale grn, lvs dull drk grn w/ pale grn midvein, below dull pale grn w/ raised whitish-grn veins, bracts lilac w/ pale grn base, occasionally extending along veins & margins, corolla white w/ lilac tinge at base of lobes & top of tube, stamens maturing first, filament white, anthers purple, erect then recurving down betw corolla lobes, style elongating, white w/ lilac stigma, calyx whitish-grn, becoming engorged, thickened, drk purple, & splitting into star shape as fruit matures a glossy blue-black. Flynn, T.W. 5813 Kauai BISH 1995-07-27
12 Clerodendrum macrostegium Lyon Arboretum, Section 35, near jeep road Preserved_Specimen Shrub 3.5 m tall. Leaves hairy on both sides; acuminate tip. Flowers white with calyx lobes 1.7 cm long and corolla lobes 1.7 cm long. Fruit 2-lobed blue (RHS #98A) with maroon (RHS #80) calyx lobes. Lobes of calyx become ca. 2.5 cm long after the fruit has developed. Brackts mauve (RHS #75A & B). Shigematsu, K. 91.0004 Oahu BISH 1991-08-30
13 Clerodendrum macrostegium Waimea Arboretum Preserved_Specimen tree 5 m; appearing to be interconnected by the roots, sending up numerous root suckers at a distance from the major trunks. Inflorescence bracts a blend of white, light pink and mauve. Corollas white with a little rose pink at the center Lau, J. 2391 Oahu BISH 1986-05-12