Caryota

Linnaeus

Sp. Pl. 2: 1189. 1753; Gen. Pl. ed. 5; 497, 1754.

Common names: Fishtail palm
Etymology: Greek caryon, nut
Treatment appears in FNA Volume 22. Treatment on page 114.
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 TaxonIllustrator 
FNA22 P21 Pseudophoenix Chamaedorea Caryota pg 113.jpegCaryota mitis
Pseudophoenix sargentii
Chamaedorea seifrizii

Stems solitary or clustered, slender to massive, smooth, with conspicuous nodal rings. Leaves: blade 2-pinnate (1-pinnate in juvenile plants); plication induplicate; segments cuneate, in 1 plane; apices jagged and irregular; basal segments not modified into spines. Inflorescences initiated basipetally, first one appearing terminal, successive one borne axillary among leaves, and later ones below leaves, pendulous, paniculate, with 1 order of branching [spicate]; prophyll small; peduncular bracts numerous, tubular. Flowers unisexual, sessile, borne in triads of 1 pistillate flower flanked by 2 staminate flowers. Staminate flowers: sepals 3, imbricate, free; petals 3, connate basally, valvate; stamens numerous [6], free; pistillode absent. Pistillate flowers: sepals 3, imbricate, free; petals 3, connate for nearly 1/2 length, valvate; staminodial lobes present or absent; pistils 1, 3-loculate; ovules 1 per locule; styles indistinct; stigmas 3-lobed. Fruits berries, globular; exocarp purple, smooth; mesocarp fleshy, containing irritating raphides; endocarp absent. Seeds globular; endosperm ruminate [homogeneous]; embryo lateral; eophyll 2-cleft, segments fan-shaped. n = 17.

Distribution

Native to Asia, Pacific Islands, Australia

Discussion

Caryota, readily distinguished by its 2-pinnate leaves, is native to India, southeastern Asia, Malesia, the Philippines, the Solomon Islands, Vanuatu, and Australia. Two species of Caryota are commonly cultivated in southern Florida: C. urens and C. mitis. Both species have naturalized in Dade County, Florida.

Species 12 (2 in the flora).

Selected References

None.

Key

1 Stems solitary, greater than 15 cm in diam. Caryota urens
1 Stems clustered, 15 cm in diam. or less Caryota mitis
... more about "Caryota"
dorsifixed +  and basifixed +
Scott Zona +
Linnaeus +
Fishtail palm +
Native to Asia +, Pacific Islands +  and Australia +
osseous +, leathery +  and papery +
2-cleft +  and lanceolate +
Greek caryon, nut +
adnate +, connate +  and distinct +
pistillate +, staminate +  and sessile +
adnate +, connate +  and distinct +
2 +  and 1 +
berrylike +  and drupaceous +
apical +  and basal +
branched +  and spicate +
2-pinnate +  and pinnate +
bearing prickles or marginal teeth +  and unarmed +
ridged +, channeled +  and terete +
list +  and count +
v--shaped +  and tent--shaped +
germination +
adventitious +
adhering to endocarp +  and free +
globular +
bearing prickles +  and unarmed +
fan--shaped +  and cuneate +
subterranean +
erect +  and creeping +
slender;massive +
connate +  and distinct +
Palmae +
Caryota +
Arecaceae tribe Caryoteae +
unbranched +  and branched +
plant +, shrub +  and tree +
unisexual +  and bisexual +