Description
Family Magnoliaceae
Trees
or shrubs
, deciduous or evergreen
, aromatic
. Pith
homogeneous
or diaphragmed
. Leaves alternate, simple
, petiolate
; stipules early or tardily deciduous, at first surrounding stem, adnate
on adaxial
side of petiole
(free
in Magnolia grandiflora ), often ochreate, leaving persistent
annular
scar
around node. Leaf blade
pinnately veined, unlobed (or evenly 2-10-lobed in Liriodendron ), margins
entire
. Inflorescences terminal
, solitary flowers (often paired
in Magnolia ashei ), pedunculate
; spathaceous
bracts 2 (Magnolia ) or 1 (Liriodendron ) . Flowers: perianth hypogynous, segments imbricate; tepals deciduous, 6-18, in 3 or more whorls of 3, ± similar or outer tepals sepaloid
, inner tepals petaloid
; stamens numerous
, hypogynous, free, spirally arranged
; filaments
very short to 1/2 length of anthers
; anthers introrse
, latrorse
, or extrorse
, longitudinally dehiscent
; connective
with distal appendage
; pistils numerous, superior, spirally arranged on elongate
receptacle (torus), stalked or sessile, free or ±concrescent, 1-locular; placentation marginal
, placenta 1; ovules 1-2; style
1, short and recurved (Magnolia ) or large and winglike (Liriodendron ) ; stigma 1, terminal or terminal decurrent (Magnolia ) or recurved (Liriodendron ) . Fruits conelike syncarps consisting of aggregates of coalescent
, woody follicles (follicetums, as in Magnolia ) or apocarps
consisting of aggregates of indehiscent samaras (samaracetums, as in Liriodendron ) . Seeds 1-2 per pistil, arillate
, endosperm oily (Magnolia ), or without aril, adherent
to dry endocarp ( Liriodendron ) .
Genera ca.
6(-12), species ca. 220 (2 genera, 9 species in the flora
) : mostly in Asia, the Pacific Islands, and the Western Hemisphere.
Magnoliaceae are pollinated by beetles.
Herbarium
material
of Magnolia is usually incomplete
and inadequate for critical study. Collections
should include material of the stipules, spathaceous bracts, a full complement
of stamens, and all of the perianth segments to facilitate identification of Magnolia species.Frederick G. Meyer "Magnoliaceae". in Flora of North America Vol. 3. Oxford University Press. Online at EFloras.org.
Genus Magnolia
Trees
or shrubs
, deciduous or evergreen
. Pith
homogeneous
or diaphragmed
. Leaves distinctly alternate or sometimes crowded in terminal
whorl-like clusters
; stipules early deciduous, free
or adnate
to and proximal
on petiole
. Leaf blade
: base
deeply cordate or auriculate
or cuneate to abruptly narrowed or rounded
, margins
entire
, apex obtuse
or acute to acuminate; surfaces abaxially chalky white or green to glaucous, pubescent
or glabrous
. Flowers protogynous, appearing with or before leaves; tepals 9-15, petaloid
, usually spreading
, creamy white, rarely greenish, yellow, or orange-yellow, outermost tepals sepaloid
, sometimes strongly reflexed
, greenish; stamens on elongate
torus, early deciduous; filaments
white or purple, very short; anthers
introrse
or latrorse
. Follicles persistent
, coalescent
, forming conelike aggregate, abaxially dehiscent. Seeds with red, pink, or orange oily aril, extruded from follicles and suspended by funiculi. x
=19.
Species ca.
120: temperate
and tropical regions
, Western Hemisphere, Asia (Himalayas, China, Japan, Taiwan, Malaysia, and Indonesia) .Christopher H. Haufler, Michael D. Windham, Frank A. Lang, S. A. Whitmore "Magnolia". in Flora of North America Vol. 3. Oxford University Press. Online at EFloras.org.
Taxonomy
- Domain:
Eukaryota
(
)
- Whittaker & Margulis,1978
- Kingdom:
Plantae
(
)
- Haeckel, 1866
- Plants
- Subkingdom:
Viridaeplantae
(
)
- Cavalier-Smith, 1981
- Phylum:
Tracheophyta
(
)
- Sinnott, 1935 Ex Cavalier-Smith, 1998
- Vascular Plants
- Subphylum:
Euphyllophytina
(
)
- Infraphylum:
Radiatopses
(
)
- Kenrick & Crane, 1997
- Class:
Magnoliopsida
(
)
- Brongniart, 1843
- Dicotyledons
- Subclass:
Magnoliidae
(
)
- Novák Ex Takhtajan, 1967
- Superorder:
Magnolianae
(
)
- Takhtajan, 1967
- Order:
Magnoliales
(
)
- Bromhead, 1838
- Family:
Magnoliaceae
(
)
- A.l. De Jussieu, 1789, Nom. Cons.
- Magnolia Family
- Subfamily:
Magnolioideae
(
)
- Tribe:
Magnolieae
(
)
- Genus:
Magnolia
(
)
- Linnaeus, Sp. Pl. 1: 535. 1753; Gen. Pl. ed. 5, 240, 1754.
- [For Pierre Magnol (1638-1715), professor and director of the botanical garden at Montpellier, France]
- Specific epithet:
lenneana
- Hort. ex Koehne
- Botanical name: - Magnolia lenneana Hort. ex Koehne
- Specific epithet:
lenneana
- Hort. ex Koehne
- Genus:
Magnolia
(
- Tribe:
Magnolieae
(
- Subfamily:
Magnolioideae
(
- Family:
Magnoliaceae
(
- Order:
Magnoliales
(
- Superorder:
Magnolianae
(
- Subclass:
Magnoliidae
(
- Class:
Magnoliopsida
(
- Infraphylum:
Radiatopses
(
- Subphylum:
Euphyllophytina
(
- Phylum:
Tracheophyta
(
- Subkingdom:
Viridaeplantae
(
- Kingdom:
Plantae
(
Unambiguous Synonyms
- Magnolia lenneana (Lem.) Koehne
- Magnolia lenneana (Lem.) Koehne, 1893
Notes
Publishing author : Hort. ex Koehne Publication : Deutsche Dendrol. (1893) 146 [an Magnolia Lennei X , Van Houtte ?]
Similar Species
Members of the genus Magnolia
There are approximately 1051 species in this genus. Here are just 100 of them:
M. alba · M. brooklynensis · M. gotoburgensis · M. highdownensis · M. hybrida · M. kewensis · M. lenneana · M. lennei · M. norbertiana · M. proctoriana · M. slavinii · M. soulangeana · M. speciosa · M. thompsoniana · M. veitchii · M. × loebneri · M. 'Advance' · M. 'Albatross' · M. 'Alixeed' · M. 'Ambrosia' · M. 'Andre Harvey' · M. 'Anilou' · M. 'Ann' (Ann Magnolia) · M. 'Anne Rosse' · M. 'Anticipation' (Anticipation Magnolia) · M. 'Apollo' · M. 'Asian Artistry' (Deciduous Magnolia) · M. 'Athene' (Magnolia) · M. 'Atlas' · M. 'Banana Split' · M. 'Betty' (Betty Magnolia) · M. 'Big Dude' (Deciduous Magnolia) · M. 'Black Beauty' · M. 'Black Tulip' · M. 'Blushing Belle' · M. 'Butterflies' · M. 'Caerhays Belle' (Deciduous Magnolia) · M. 'Caerhays New Purple' · M. 'Caerhays Surprise' · M. 'Candy Cane' · M. 'Captain McEacharn' · M. 'Cathryn' · M. 'Cecil Nice' · M. 'Chang Hua' · M. 'Charles Coates' (Magnolia) · M. 'Columbus' · M. 'Coral Lake' (Deciduous Magnolia) · M. 'Coral' · M. 'Cream Mist' · M. 'Cup Cake' · M. 'Daphne' · M. 'Dark Shadow' · M. 'Darrell Dean' · M. 'David Clulow' · M. 'Daybreak' (Deciduous Magnolia) · M. 'Editor Hopkins' · M. 'Elisa Odenwald' (Deciduous Magnolia) · M. 'Elisabeth Holman' · M. 'Elizabeth' (Elizabeth Magnolia) · M. 'Emma Cook' · M. 'Eskimo' · M. 'Felicity' (Deciduous Magnolia) · M. 'Felix Jury' · M. 'Fireglow' · M. 'Flamingo' · M. 'Fourteen Carat' · M. 'Frank Gladney' · M. 'Frank's Masterpiece' · M. 'Freeman' · M. 'Full Eclipse' · M. 'George Henry Kern' · M. 'Glow' · M. 'Gold Crown' (Cucumber Magnolia) · M. 'Gold Star' · M. 'Golden Endeavour' · M. 'Golden Gift' · M. 'Golden Goblet' · M. 'Golden Pond' · M. 'Golden Rain' · M. 'Golden Sun' · M. 'Goldfinch' (Cucumber Magnolia) · M. 'Green Bee' · M. 'Green Mist' · M. 'Green Snow' · M. 'Hattie Carthan' (Deciduous Magnolia) · M. 'Hawk' · M. 'Heaven Scent' (Magnolia) · M. 'Helen Fogg' · M. 'Honey Liz' · M. 'Hong Yur' · M. 'Hot Flash' · M. 'Hot Lips' · M. 'Ian's Red' · M. 'Indian Tapestry' · M. 'Iolanthe' · M. 'Iolanthe' × · M. 'J.C. Williams' · M. 'Jane' (Jane Magnolia) · M. 'Jersey Belle' · M. 'Jing Ning'
Bibliography
- Canright, J. E. 1960. The comparative morphology and relationships of the Magnoliaceae. III. Carpels. Amer. J. Bot. 47(2): 145-155.
- Demuth, P. and F. S. Santamour Jr. 1978. Carotenoid flower pigments in Liriodendron and Magnolia. Bull. Torrey Bot. Club 105(1): 65-66.
- Hardin, J. W. and K. A. Jones. 1989. Atlas of foliar surface features in woody plants, X. Magnoliaceae of the United States. Bull. Torrey Bot. Club 116(2): 164-173.
- Nooteboom, J. P. 1985. Notes on Magnoliaceae. Blumea 31: 65-121.
- Praglowski, J. 1974. Magnoliaceae Juss. Taxonomy by J. E. Dandy. World Pollen Spore Fl. 3: 1-48.
- Sargent, C. S. 1890-1902. The Silva of North America.... 14 vols. Boston and New York. Vol. 1, pp. 1-20.
- Spongberg, S. A. 1976. Magnoliaceae hardy in temperate North America. J. Arnold Arbor. 57: 250-312.
- Wood, C. E. Jr. 1958. The genera of the woody Ranales in the southeastern United States. J. Arnold Arbor. 39: 296-346.
- Callaway, D.J. 1994. The World of Magnolias. Portland.
- Coker, W.C. 1943. Magnolia cordata Michaux. J.Elisha Mitchell Sci. Soc. 59: 81-88.
- Dandy, J.E. Notes on Magnolia and related genera. Unpublished manuscript. Botany Department, The Natural History Museum. London.
- Heiser, C.B. 1962. Some observations on pollination and compatibility in Magnolia. Proc. Indiana Acad. Sci. 72: 259-266.
- Johnson, D.L. 1989. Species and Cultivars of the Genus Magnolia (Magnoliaceae) Cultivated in the United States. M.S. thesis. Cornell University.
- Johnson, D.L. 1989b. Nomenclatural changes in Magnolia. Baileya 23(1): 55-56.
- McDaniel, J.C. 1966. Variations in the sweet bay magnolias.
- Millais, J.G. 1927. Magnolias. London. Rockwell, H.C. 1966. The Genus Magnolia in the United States. M.S. thesis. West Virginia University.
- Morris Arbor. Bull. 17(1): 7-12.
- Santamour, F.S.Jr. 1969b. Cytology of Magnolia hybrids. I. Morris Arbor. Bull. 20(4): 63-65.
- Thien, L.B. 1974. Floral biology of Magnolia. Amer. J. Bot. 61(10): 1037-1045.
- Thien, L.B., W.H. Heimermann, and R.T. Holman. 1975. Floral odors and quantitative taxonomy of Magnolia and Liriodendron. Taxon 24(5/6): 557-568.
- Tobe, J.D. 1993. A Molecular Systematic Study of Eastern North American Species of Magnolia L. Ph.D. thesis. Clemson University. Treseder, N.G. 1978. Magnolias. Boston.
- Vázquez-G., J.A. 1990. Taxonomy of the Genus Magnolia in Mexico and Central America. M.S. thesis. University of Wisconsin.
- Vázquez-G., J.A. 1994. Magnolia (Magnoliaceae) in Mexico and Central America: A synopsis. Brittonia 46(1): 1-23.
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Notes
Contributors
- Brands, S.J. (comp.) 1989-2006. Systema Naturae 2000. The Taxonomicon. Universal Taxonomic Services, Amsterdam, The Netherlands. Accessed April 19, 2007.
- MBLWHOI Library: Universal Biological Index and Organizer. uBio.org accessed July 26, 2008.
Identifiers
- Biodiversity Heritage Library NamebankID: 3905536
- Zipcode Zoo Species Identifier: 1328836
