This page contains photos and description of a species, form or cultivar of Costaceae.

Gingersrus Database Taxon ID 3598

Paracostus englerianus


OLD NAME: Paracostus englerianus

NEW NAME: Paracostus englerianus

NAME CHANGE NOTES:

FULL SCIENTIFIC NAME: Paracostus englerianus (K.Schum.) C.Specht

STATUS : accepted

CONTINENT: African

FIELD OBSERVATIONS:(If field observations are available, you can click on the link to open in a new window.)

PHOTOS:(If photos are available, you can click on the link to open in a new window.)
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SYNONYMS:
- Costus unifolius N.E.Br. (1892)

BOTANICAL NOTES:
This is a valid African species. This species was moved from Costus to the new genus Paracostus in 2006. Flora of Tropical Africa, 1898 - describes this species, Inflo. terminal on a very short leafy stem, which bears only one leaf. Long slender creeping rootstock. Distribution Cameroons, in forest west of Barombi-La-mbu, on rocks on the bed of a river. Introduced into cultivation by Messrs. Sander of St. Albans in 1891.
"8. C. englerianus, Schumann in Engl. Jahrb. xv. 419, t. 13. Stems very short, arising from a long slender creeping rootstock, bearing only a single large membranous sheath-leaf and a single developed leaf, broadly oblong, 3-5 in. long, 2-3 in. broad, firm,. ,glabrous, obtuse. Flowers 2-3 in a spike at the tip of the stem; bracts oblong-lanceolate, scariose, under 1 in. long. Calyx 1/2 - 5/8 in. long, subcylindrical, minutely 3-toothed. Corolla-Iobes oblanceolate, oblong, above 1 in. long. Lip obovate, white with a patch of yellow in the middle, 1 1/2 - 2 in. long, under 1 in. broad; petaloid filament 1/4 in. broad anther very small.-N. E. Br. in Gard. Chron.1892, xii. 789. C. unifolius, N. E. Br. in Gard. Obron.1892, xii. 696. .Upper Guinea. Cameroons: in forest west of Barombi. on rocks on the bed of a river, Preuss,461. Gold Coast, cultivated specimen! Introduced into cultivation by Messrs. Sander, of St. Albans, in 1891."

The African Plant Database lists this species. Biology : Fleshy perennial herb, stoloniferous, mat-forming; shoots rooting at nodes, covered with sheaths, and with 1 leaf at apex. Forming dense ground cover in rain-forest; in bed of brook on rocks with Anubia afzelii; 1-850 m alt. Bioko/Fernando Poo. ? Also in Sierra Leone ?

W3Tropicos - http://mobot.mobot.org/W3T/Search/pick.html - GHANA = Specimen data: Procumbent herb, branches in litter-layer. Leaves and branches more or less succulent. Flowers white with yellow throat.; Specimen data: Frequent; herb; in understory; bracts around stem initially red then brown and ribbed below leaves; corolla apparently yellow.; Specimen data: Herb; prostrate along ground. Leaves dark green above, pale whitish below. Flowers white with yellow throat, withering quickly. NIGERIA = previously identified as C. macranthus

HORTICULTURAL NOTES:
R3017 received from Ray Baker, Lyon Arboretum, their accession #93.0288 from near base of Mt. Etinde at 180 m in Cameroon.

R3510 received from Chad Husby, Fairchild Gardens (from Huntington Gardens).

ACCESSIONS:Click links (if any) to see details of individual collections. R3017- R3510-


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Photos (if available) of Taxon ID 3598
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Paracostus englerianus in cultivation - Click to see full sized image
Photo# 596 Accession# R0
Paracostus englerianus in cultivation