Dolicholoma

Full name and orig. publication: Dolicholoma D.Fang & W.T.Wang, Bull. Bot. Research 1: 18 (Dec. 1983).

Etymology: From the Greek δολιχος, dolichos = long, and λωμα, loma = limb, alluding to the limb with long corolla lobes. 

Synonyms: -

Infrafamilial position: Didymocarpoid Gesneriaceae - "Advanced Asiatic and Malesian genera" (Weber 2004).

Description: Perennial rosette herbs. Leaves many, long petiolate, lamina narrowly elliptic or ovate, both surfaces white pubescent, lower surface sometimes purple, margin ciliate. Cymes 1- to few-flowered, peduncle slender, bracteoles linear, pedicels white pubescent. Sepals free to base, linear. Corolla rose pink, villous outside, puberulous inside, tube narrow cylindrical, limb bilabiate, upper lip 2-lobed, lower lip 3-lobed, lobes long, narrowly triangular, acute, ciliate. Stamens 2; filaments inserted below throat; anthers dorsifixed, apically coherent, locules confluent; staminodes 2. Nectary annular. Ovary narrowly ovoid, puberulous; style slender; stigma disciform. Capsule ellipsoid, 4-valved.

Chromosome number: Unknown.

Type and only species: Dolicholoma jasminiflorum D.Fang & W.T.Wang

Species names (incl. publication and synonyms): See Skog, L.E. & J.K. Boggan. 2005: World checklist of Gesneriaceae: http://persoon.si.edu/Gesneriaceae/Checklist.

Distribution: S China (SW Guangxi). 

Ecology: Growing on rocks and in rock crevices in shady places in mountainous regions, 1200m.

Notes: The long- and narrow-tubed flowers with long, narrow spreading corolla lobes suggest pollination by butterflies or moths.

Selected references: Wang et al. in Wu & Raven (eds.), Fl. China 18: 360-361 (1998).

Bibliography: See Skog, L.E. & J.K. Boggan. 2005. Bibliography of the Gesneriaceae. 2^nd edition: http://persoon.si.edu/Gesneriaceae/Bibliography.

Illustrations:

Dolicholoma jasminiflorum D.Fang & W.T.Wang, only species Bull. Bot. Research, Harbin, 1: 18 (1983); orig. illustration.

Dolicholoma jasminiflorum D.Fang & W.T.Wang, type and only species Li Z.Y & Wang Y.Z., Plants of Gesneriaceae in China, Fig. 1.283 and 1.282 (2004); with permission.

last modified: 2007-07-13