栏目

矮毛蕨Cyclosorus pygmaeus Ching et C. F. Zhang

矮毛蕨Cyclosorus pygmaeus Ching et C. F. Zhang

科名:金星蕨科 Thelypteridaceae

属名:毛蕨属 Cyclosorus

《中国植物志》第4(1)卷189页
  11.矮毛蕨(植物研究)
  Cyclosorus pygmaeus Ching et C. F. Zhang in Bull. Bot. Res. 3(3): 5. photo 5.1983; C. F. Zhang et S. Y. Zhang, Fl. Zhejiang 1: 171. f. 1-175. 1993; Johns, Ind. Fil. Suppl. 6: 110. 1996.
  植株高32厘米。根状茎粗短,横卧,被棕色的披针形鳞片。叶近簇生,叶柄长15厘米,淡禾秆色,上面略有一二长柔毛,下面光滑;叶片和叶柄等长或略短,宽9厘米,先端渐尖,基部不变狭,二回羽状半裂;羽片约15对,无柄,对生,平展,有狭的间隔分开;下部羽片长4.5厘米,宽6-7毫米,披针形,渐尖头,基部平截,羽裂达1/2;裂片长圆形,先端略变狭,前伸。叶脉两面可见,侧脉斜上,每裂片4-6对,基部一对出自主脉基部以上,顶端交结成钝三角形网眼,几无外行小脉,第二对以上的侧脉均伸达缺刻以上的叶边。叶干后草质,绿色,两面被伏生的长柔毛。孢子囊群小,圆形,生侧脉中部稍上处,靠近叶边,每裂片2-3对;囊群盖棕色,被长针状毛。
  产浙江(乐清、雁荡山)。生于石缝中,海拔80米。

《Flora of China》 Vol. 2-3 (2013)
Cyclosorus pygmaeus  Ching & C. F. Zhang Bull. Bot. Res., Harbin. 3(3): 5. 1983.
矮毛蕨   ai mao jue
Cyclosorus chengii Ching ex K. H. Shing & J. F. Cheng.
Plants 15-40 cm tall. Rhizomes suberect, with brown lanceolate scales. Fronds clustered; stipes 5-15 cm, stramineous; laminae equal to stipes or slightly shorter in length, 5-15 × 3-7 cm, bases not narrowed, apices acuminate; pinnae ca. 10 pairs, sessile, proximal pinnae lanceolate, 1.5-4 × 0.3-0.7 cm, bases truncate, lobed ca. 1/2 toward costae, apices acuminate; segments oblong, obtuse or subtruncate at apices; veinlets 4-6 pairs per segment, proximal pair anastomosing, others to margin above sinus. Laminae herbaceous when dry, yellowish green, with short acicular hairs on both surfaces, and many glandular hairs abaxially. Sori small, submarginal, proximal pair usually confluent; indusia with short thin acicular hairs. Sporangia bearing reddish orange glands on stalks. Spores with short wings.
● Among rocks along streams, wet forest margins; below 100-800 m. Jiangxi, Zhejiang.

TOP