热带亚热带植物学报
熱帶亞熱帶植物學報
열대아열대식물학보
JOURNAL OF TROPICAL AND SUBTROPICAL BOTANY
2015年
3期
289-294
,共6页
黄俞淞%曾维波%郭婧%黄歆怡%刘演
黃俞淞%曾維波%郭婧%黃歆怡%劉縯
황유송%증유파%곽청%황흠이%류연
兰科%弄岗虾脊兰%新种%石灰岩植物区系%中国
蘭科%弄崗蝦脊蘭%新種%石灰巖植物區繫%中國
란과%롱강하척란%신충%석회암식물구계%중국
Orchidaceae%Calanthe longgangensis%New species%Limestone lfora%China
报道了分布于我国广西西南部的兰科(Orchidaceae)虾脊兰属(CalantheR. Br.)一新种——弄岗虾脊兰(C. longgangensisY. S. Huang & Yan Liu)。该新种与泽泻虾脊兰(C. alismifoliaLindl.)相似，但根状茎明显，侧面萼片向上反卷，花瓣重叠，唇瓣侧裂片倒披针形、顶端斜截形，中裂片顶端微2裂、基部具数列白色的胼胝体，花粉块棒状而与后者相区别。
報道瞭分佈于我國廣西西南部的蘭科(Orchidaceae)蝦脊蘭屬(CalantheR. Br.)一新種——弄崗蝦脊蘭(C. longgangensisY. S. Huang & Yan Liu)。該新種與澤瀉蝦脊蘭(C. alismifoliaLindl.)相似，但根狀莖明顯，側麵萼片嚮上反捲，花瓣重疊，脣瓣側裂片倒披針形、頂耑斜截形，中裂片頂耑微2裂、基部具數列白色的胼胝體，花粉塊棒狀而與後者相區彆。
보도료분포우아국엄서서남부적란과(Orchidaceae)하척란속(CalantheR. Br.)일신충——롱강하척란(C. longgangensisY. S. Huang & Yan Liu)。해신충여택사하척란(C. alismifoliaLindl.)상사，단근상경명현，측면악편향상반권，화판중첩，진판측렬편도피침형、정단사절형，중렬편정단미2렬、기부구수렬백색적변지체，화분괴봉상이여후자상구별。
Calanthe longgangensisY. S. Huang & Yan Liu, a new species from southwestern Guangxi, China is described and illustrated. Based on morphological characters, it is similar toC. alismifoliaLindl., but differs in its rhizome conspicuous, lateral sepals upward relfexed, petals overlapping, lateral lobes of lip oblanceolate, apex obliquely truncate, mid-lob apex shallowly 2-lobed, disk with multiseriate white, wartlike calli at base, pollinia clavate.
