Pinecone palm

Names and Synonyms

Common Names

• pinecone palm
• yolillo palm

Scientific Names

Accepted name

Synonyms

• Metroxylon taedigerum
• Raphia vinifera var. nicaraguensis
• Sagus taedigera
• Raphia aulacolepis
• Raphia nicaraguensis
• Raphia vinifera var. taedigera

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant, Raphia taedigera, belongs to the kingdom Plantae and the phylum Streptophyta. Within the class Equisetopsida and subclass Magnoliidae, it is further classified under the order Arecales and the family Arecaceae. Finally, it is situated within the genus Raphia.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a broad geographical distribution spanning across both Africa and Central America. Within West Tropical Africa, it can be found specifically in Nigeria. Its range extends into West-Central Tropical Africa, where it is documented in Cameroon. Moving to the Americas, the species is distributed throughout Central America. Specifically, it inhabits the regions of Costa Rica, Nicaragua, and Panamá.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Raphia taedigera is defined by its specific altitudinal niche and structural positioning within its environment. This species thrives across a broad elevational range, spanning from sea level up to a maximum of 1000 m AMSL. Within its ecosystem, it is characterized by its presence in the canopy, where it occupies the upper layers of the vegetation structure. Furthermore, the plant possesses biological defense mechanisms, as indicated by its positive status for defense traits, which likely assist in its survival against herbivory within its complex forest habitat.

Defense :

yes

Elevational range max:

1000 m AMSL

Elevational range min:

0 m AMSL

Habitat :

canopy

Life history

The life history of Raphia taedigera is characterized by its nature as a perennial organism, ensuring its long-term presence within its ecological niche. As a phanerophyte, the plant maintains its photosynthetic structures above the ground, while its specific growth habit also aligns with the classification of a nanophanerophyte. Throughout its existence, the species maintains an evergreen status, retaining its foliage continuously rather than undergoing seasonal shedding.

Deciduousness :

evergreen

Life form :

nanophanerophyte

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Raphia taedigera is characterized by a woody growth form, functioning as both a tree and a palm. It is a terrestrial, independent plant that does not exhibit parasitic or epiphytic behavior. The plant maintains an erect shoot orientation and is self-supporting rather than acting as a climber or liana. In terms of dimensions, it reaches a mean plant height of 4 m, with a maximum height of 6 m, and can achieve a maximum shoot length of 1200 cm. Additionally, the plant can reach a maximum diameter at breast height (DBH) of 40 cm.

Aquatic :

terrestrial

Climber :

self-supporting

DBH max:

40 cm

Epiphyte :

terrestrial

Growth form :

tree

Growth form :

palm

Parasite :

independent

Plant height max:

6 m

Plant height mean:

4 m

Shoot length max:

1200 cm

Shoot orientation :

erect

Woodiness :

woody

Physiology

The physiology of Raphia taedigera is characterized by a C3 photosynthetic pathway, which dictates its metabolic processes and carbon fixation efficiency. The plant exhibits significant vegetative growth potential, with leaf lengths reaching a maximum of 2000 cm, facilitating an expansive surface area for light interception. For defense and structural protection, the foliage is equipped with leaf spines. Furthermore, the species does not function as a nitrogen fixer, relying instead on the availability of nitrogen within the soil substrate to support its physiological development and nutrient uptake.

Leaf length max:

2000 cm

Leaf spines :

yes

Nitrogen fixer :

no

Photosynthetic pathway :

C3

Reproduction

The reproduction of Raphia taedigera is characterized by the production of distinctive fruits that play a crucial role in its life cycle. These fruits exhibit a notable range of dimensions, with a mean length of 6 cm and a minimum length of 4.5 cm, reaching a maximum length of up to 8 cm. In terms of width, the fruits vary from a minimum of 2.5 cm to a mean of 3.5 cm, with the widest specimens measuring up to 4.5 cm. The fruits are characterized by a brown coloration, which serves as a key morphological feature during maturity. Regarding the mechanism of seed distribution, the plant utilizes a zoochorous dispersal syndrome, relying on animals to facilitate the spread of its progeny across its habitat.

Dispersal syndrome :

zoochorous

Fruit colour :

brown

Fruit length max:

8 cm

Fruit length mean:

6 cm

Fruit length min:

4.5 cm

Fruit width max:

4.5 cm

Fruit width mean:

3.5 cm

Fruit width min:

2.5 cm

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Raphia taedigera has 1 reported plant parts identified across 1 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include seed.

Seed

1. Fitoterapia

Chemicals

Raphia taedigera has 2 reported phytochemicals identified across 1 scientific publications and several other databases. The most consistently reported chemicals include Agathic acid, Penicolinate A.

Agathic acid

1. Fitoterapia

Penicolinate A

1. Fitoterapia