討論:猴歡喜
山羊百科,林文智老師的植物、山岳、攝影紀錄
1. Sloanea formosana Li 猴歡喜
An evergreen tree; bark dark gray; leaves alternate, thinly coriaceous, oblong, the apex acute, the base acute or obtuse, 19-20 cm long, 5-8 cm broad, the margins entire or remotely serrulate, glabrous, the midrib slightly impressed above, prominently elevated beneath, the lateral veins 6-8 on each side of the midrib, the veinlets reticulate, slightly elevated on both surfaces; petioles 1-3 cm long. Flowers in short cymes, axillary or terminal, slightly pubescent; pedicels 3-4 mm long, pubescent; sepals 4, broadly ovate, 6 mm long, 3 mm broad, pubescent; petals 4-5, broadly ovate, about 8 mm long, 6 mm broad, irregularly laciniate at the top; stamens numerous, the filaments pubescent, about 4 mm long, the anthers linear, about 1.5 mm long; ovary 4-celled, each 1 ovuled, style 6-7 mm long. Capsule ellipsoid, 1.5-2 cm long, 1.2-1.8 cm broad, covered densely with brownish strigose hairs, dehiscing into 4 valves.
Endemic. In forest at low altitudes throughout the island.
TAIPEI: Kankou, Keng K2916. ILAN: Taipingshan, Chang 4519. HSINCHU: Tanaka s. n. 1917*. NANTOU: Chingshiukou, Huang 910. PINGTUNG: Hiiranshan, Chang 2682.
3.膜葉猴歡喜 Sloanea dasycarpa (Benth.) Hemsl.
常綠喬木;嫩枝無毛。葉膜質,兩年生,長圓形或倒卵狀長圓形,中部或中部以上最寬,長12-20釐米,寬4-7釐米,先端漸尖或急短尖,基部漸變狹窄,基底窄而鈍或窄而圓,上下兩面均禿淨無毛,或初時有稀疏短柔毛,以後變禿淨,僅在脈腋間有毛叢,側脈4-5對,在上面能見,在下面稍突起,網脈在兩面均能見,在下麵較明顯,全緣或有小鋸齒;葉柄長2-3釐米,無毛,纖弱。花生於枝頂葉腋內,花柄長2-4釐米,有短柔毛;萼片4-5片,廣卵形,長5毫米,被柔毛,先端圓;花瓣長短不一,長6-8毫米,上部撕裂,外側有微毛;雄蕊比花瓣稍短;子房有粗毛,花柱長6-8毫米,無毛。蒴果圓球形,直徑2-2.5釐米,3-4爿裂開,果爿厚約2毫米;針刺長2-3毫米,褐色;種子長8毫米,黑色,有光澤,假種皮薄。花期4-5月,果實9-10月成熟。
產于臺灣及雲南。生長于海拔1400-2000米的森林裏。不丹及印度東部有分佈。模式標本采自不丹。
本種是國產猴歡喜屬中唯一具有間斷分佈的代表,在喜馬拉雅和我國合灣之間有它的近緣種薄果猴歡喜 S. leptocarpa Diels 把這個間斷空間連結起來。李惠林曾把我國臺灣產的這類標本定為一個獨立的種,我們根據中山大學收藏的臺灣標本 (K. Odashima s. n., 原臺北大學標本室號數13611,中山大學標本號115514),使之和雲南的標本作比較,找不出明顯的區別,因此主張把它合併到一起。M. J. E. Coode 則把S. formo-sane Li 歸併入S. chingiana Hu作為異名(Kew Bull. 38(3):407.1983)。