罗氏蝴蝶兰  转到中国兰科植物志

Phalaenopsis lobbii  分类来源:兰科网(本站)

罗氏蝴蝶兰Phalaenopsis lobbii

 

Epiphytic on tree trunks in open forests; below 600 m. SE Yunnan (Malipo) [Bhutan, India, Myanmar, Vietnam].

 

IMG_2749.JPG

Stem : well-developed aerial roots, many long, slightly curved and flattened roots from the nodes of the stem, fleshy and smooth. Stems short, enveloped by leaf base, upper part usually with 3-4 leaves.

IMG_2750.JPG

Leaves : Basal, fleshy, green on both sides, oblong-lanceolate or elliptic, ca. 4.5-9.5 cm long, ca. 2.5-3.5 cm wide. The apex is split or not split, and a near awn tip is protruding between the two splits. The base is wedge-shaped and narrow and has a joint and sheath.

 

IMG_2752.JPG

Flowers : Inflorescence from the stem base side, long oblique, racemose inflorescence, flower white development, diameter of about 1.8 cm, each inflorescence with 3 to 5 flowers, pedicel with ovary length of about 2.1-3 cm, bracts wide lanceolate or ovate, membranous, apex acute ; the sepals and petals are nearly white, and the middle sepals are nearly elliptical, about 1.1 cm long, about 0.8 mm wide, and the apex is nearly circular. Petals subobovate, ca. 1 cm long, ca. 0. 7 mm wide, apex truncate ; lateral lobes obliquely elliptic or obliquely ovate, inserted on pistil column foot, ca. 1 cm long, ca. 0.9 mm wide, apex acute ; lip flap 3-lobed, middle lobe with active joint, nearly triangular, ( base clawed, lateral lobes erect, nearly oblong, middle slightly constricted and the inner surface of the central uplift, apex oblique, base ( between the two sides of the lobes ) strongly thickened and with a apex 2-lobed fleshy cave, and with the middle lobe of the proximal base in the back of the slightly uplifted into a nearly hemispherical, in front of the cave with an upright and apical split into 4 filamentous appendages ; middle lobe base with 1 erect narrow appendage flattened on both sides, yellow with light brown spots ; stamens yellow, subcordate, with two points on both sides of base and one black dot on each side of upper part ; calyx narrow, drooping, ; medicine cap nearly white, nearly semicircular and apex acuminate ; 2 pollen clusters. 

 

 

 

Flowering : March - May.


 

IMG_2754.JPG

IMG_2943.JPG

IMG_2944.JPG

IMG_2945.JPG

IMG_2946.JPG

fruit:



 

 



特别鸣谢: