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.
 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 +