Syagrus

Martius

Palm. Fam. 18. 1824.

Common names: Queen palm
Etymology: classical name, derivation unknown, but a name used by Pliny for a kind of palm
Treatment appears in FNA Volume 22. Treatment on page 120. Mentioned on page 121.
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 TaxonIllustrator 
FNA22 P23 Cocos Syagrus Elaeis Acrocomia pg 120.jpegElaeis guineensis
Acrocomia totai
Cocos nucifera
Syagrus romanzoffiana

Stems solitary, erect, robust, unarmed, bearing conspicuous nodal rings. Leaves: petiole unarmed; sheath not forming crownshaft; blade pinnate, unarmed; plication reduplicate; segments regularly arranged in multiple planes, apices acute to 2-cleft. Inflorescences axillary within crown of leaves, paniculate, 1 order of branching, ascending, becoming pendulous in fruit; prophyll short; peduncular bract woody, beaked, splitting abaxially, becoming boatshaped. Flowers unisexual, sessile, borne in triads of 1 pistillate flower flanked by 2 staminate, staminate flowers borne singly along distal portions of rachillae. Staminate flowers: sepals 3, connate; petals 3, free, valvate, leathery; stamens 6, free; anthers linear; pistillode with 3 minute lobes. Pistillate flowers borne basally on rachillae, massive; sepals 3, imbricate, free; petals 3, imbricate, free; staminode a low annular ring at base of pistil; pistil 1, large; ovules 1; style indistinct; stigmas 3. Fruits drupes, ovoid, less than 4 cm diam.; exocarp orange, thin, smooth; mesocarp fleshy, oily; endocarp thick, bony, irregularly folded into seed, with 3 basal germination pores. Seeds irregular with hollow cavity; endosperm homogeneous; embryo basal; eophyll undivided, lanceolate.

Distribution

North America, West Indies (Lesser Antilles), South America

Discussion

Species 32 (1 in the flora).

Selected References

None.

... more about "Syagrus"
dorsifixed +  and basifixed +
acute +  and 2-cleft +
Scott Zona +
Martius +
Queen palm +
North America +, West Indies (Lesser Antilles) +  and South America +
lanceolate +
classical name, derivation unknown, but a name used by Pliny for a kind of palm +
adnate +, connate +  and distinct +
pistillate +, staminate +  and sessile +
adnate +, connate +  and distinct +
2 +  and 1 +
massive +
pendulous +  and ascending +
apical +  and basal +
0cm +  and 4cm +
branched +  and spicate +
2-pinnate +  and pinnate +
minute +
ridged +, channeled +  and terete +
list +  and count +
v--shaped +  and tent--shaped +
germination +
annular +
adventitious +
adhering to endocarp +  and free +
bearing prickles +  and unarmed +
cuneate +, linear +  and lanceolate +
free +  and connate +
covered with fibrous or prickly remains +  and smooth +
subterranean +
enlarged;massive;slender +
connate +  and distinct +
Palmae +
Syagrus +
Arecaceae (tribe Cocoeae) subtribe Butiinae +
unbranched +  and branched +
plant +, shrub +  and tree +
unisexual +  and bisexual +