Species
B. goudotii
Photos
5 photos
Identity
- Genus
- Begonia
- Name
- B. goudotii
- Author
- A. de Candolle, Ann. Sci. nat., Bot. ser. 4.
- Publication Date
- 1859
- Habitat
- endemic. Presqu'lle de Bobaomby, Bosser 20194; French mountain, approx. From Diego-suarez, Begue, Jard. Bot. Tan. 16, Cremers 2665, Humbert 31970, Keraudren Aymonin 25699, Bather Perrier 6664, 16200, Rauh 7036 (HEID); North Ankarana, Decary 14502, Humbert 18815, Humbert & Capuron 25529; Ankarana Massif, Mount Ambatopiraka Road, Humbert 32645; east of Anivorano north, Antsoy forest, Cremers -530; edges of Andranofotsy, tributary of Bemarivo, Boina, Perrier de la Bathie 6688; middle basin of Bemarivo, Perrier de la Bathie 6682, 6685; Marotaitra (Boina) Right Bank of Betsiboka, Perrier of Bathia 820; Firingalava (Boina), Perrier of Bathia 498, 507; Mount Ambatomainty on Sinko, right tributary of Betsiboka, Perrier of Bathie 6686; Ankavandra, Baron 4677 (K); Bongolava, northwest of Tsironomandidy, Bosser 20299; to A mbodiriana. is from Antsalova, Leandri 2084, 2092, 2686, RN 4676; top of the cliff of Antsingy, Bekopaka. Jacquemin 745: Tsingy of Bemaraha, Cremers 3709, Leandri 974, 1078; Antsingy of Antsalova.Morat 4825, Botoalina, RN 11118, to Bevary, east of Antsalova, Leandri & Saboureau 2815. Without indication of place of harvest: Goudot s.n. ("Ambondiva-Vinovato"); Baron 4677 (K), west: Ankavandrava, according to Baron, Comp., L.c. Habitat: limestone rock crevices or rock gneissic rocks in the western deciduous forest; alt. 100-250 m: fl. Jan. -May.
- Country
- Madagascar
- Region
- Africa
- Section
- Quadrilobaria
- Plant Type
- Rhizomatous
- Synonyms and Comments
- fragilis Baker, J. Linn. Soc. Bot. 22:479. 1887. Fig. 22.2, (22; 31). —M. Keraudren–Aymonin, Fl. Madagascar 144:30. 1983.
- Reference
- Ann. Sci. nat., Bot. ser. 4. 11:131. 1859.—M. Keraudren–Aymonin, Fl. Madagascar 144:30, pl. 7. 1983.—Sands, Curtis’s Bot Mag. 18(1):12-7, pl. 407. 2001.; JGSL9/08
- Photo References
- Tebbitt, Begonias pl.32. 2005.
Plant
- Description
- Monoic plant acaule, greyish rhizome up to 10cm in length, provided at the top of many persistent stipules. Generally solitary leaf, applied to the rock or exceptionally 2 to 4 much smaller leaves, possibly disappearing when the main leaf develops; petiole 5-21 cm long glabrous or finely puberulent; blade 5-7-palmatinerve, membranous or somewhat crassulose, inequilateral, reniform-rounded, sometimes triangular-acute at the apex, margins Creneles-dentes, dark green above, lighter below sometimes marble of darker areas around the veins, glabrous on both sides, 10-22 X 12-33 (up to 30 x 60) cm; ribs finely marked on both sides. Stipules leafy triangular-acute, 8-12 X 6-8 mm. inflorescence in biparian cymes rather loose, with pink flowers, MALE more numerous than FEMALE; common peduncle, 3.5-32 cm long; first branches 3-10 cm long; MALE flowers with thick pedicel, -6 mm long; obovate-elongated leafy bracts, similar to stipules, early deciduous 8 x 3 mm; 2 tepals thin, rounded, 8-13 X 9-15 mm. Stamens 10-15, fasciculates; very short free nets; antheres 2-3 mm long, yellow. FEMALE flowers with fine pedicel length 10-12 mm; 2 tepals 8 x 7-9 mm rounded or slightly oval-oblong. Ovary elongated, about 10 mm long, triaile, large rounded wing, 2-3 mm wide, 1 mm small, very confluent at base; bifid styles; stigmatized area strongly spiral. Obovate capsule, triailee, 17-18 X 20 mm (wings included), in corner at the base truncated at the top; large subtriangular wing, wider upwards, up to 8-12 mm, attenuated towards the base; small wing broad of 4-5 mm; end reticulum of nerves on the entire capsule. Seeds quite small 0.4 / 0.25 mm; tegument with small meshes often occupying more than half of the surface tegumentaire; rectangular meshes generally little elongated. - Pl. 7 p. 29.
Lineage
Parents
No parentage recorded.
fragilis Baker, J. Linn. Soc. Bot. 22:479. 1887. Fig. 22.2, (22; 31). —M. Keraudren–Aymonin, Fl. Madagascar 144:30. 1983.
Descendants
No recorded descendants.
Culture
No populated fields in this section.