|
(Last Modified On 8/8/2013)
|
|
|
|
(Last Modified On 8/8/2013)
|
|
Genus
|
Rufodorsia Wiehl.
|
|
PlaceOfPublication
|
Selbyana 1: 139. 1975.
|
|
Note
|
TYPE: R. major Wiehl.
|
|
Description
|
Epiphytic herbs or subshrubs; stems erect, ascending or decumbent, with few branches. Leaves opposite and decussate, nearly equal in a pair, lanceolate to ovate, membranous or succulent to subcoriaceous, toothed, pubescent; petiolate. Inflorescences axillary, of few to several flowers in a dense cyme; peduncles and pedicels short, bracteate. Flowers inconspicuous; calyx lobes 5, not all equal; corolla usually white with reddish upper side of tube and lobes, short, infundib- uliform, the limb 5-lobed, somewhat bilabiate; stamens 4, not exserted, the fila- ments adnate to the base of the corolla tube, the anthers coherent in 2 pairs by their apices; disc of a bibbed posterior gland; ovary superior, the stigma stomato- morphic. Fruit a white berry; seeds with a fleshy funiculus, striate. Chromo- somes n - 9 (Wiehler, 1975).
|
|
Habit
|
herbs or subshrubs
|
|
Note
|
The generic name was derived from the Latin, rufus and dorsum, referring to the reddish upper lobes of the corolla. The corollas resemble those of Koel- likeria erinoides, suggesting a similar pollinator.
|
|
Distribution
|
Costa Rica and Panama.
|
|
Note
|
Often pairs of species occur in the same locality in cloud forests, but interspecific hybrids have not yet been reported, but can be expected.
|
|
Reference
|
Wiehler, H. 1975. Rufodorsia, a new Central-American genus in the Gesneri- aceae. Selbyana 1: 138-149.
|
|
Key
|
a. Plants large and coarse, to 60 cm tall; leaves usually reddish on lower side, sub- coriaceous, sparsely strigillose, but appearing smooth ...... 2. R. major aa. Plants shorter and more slender, rarely to 50 cm tall; leaves rarely reddish on lower side, membranous but appearing thick by dense nearly sericeous hairs. b. Corolla limb less than 5 mm wide; calyx lobes unequal, the lower lobe larger ...... 3. R. minor bb. Corolla limb ca. 10 mm wide; calyx lobes nearly equal ...... 1. R. intermedia
|
|
Tag
|
|
|
|
Project Name
|
|
Tag
|
|
|
|