Não informado. (1971). Kew Record of Taxonomic Literature Relating to Vascular Plants. Royal Botanic Gardens.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Kew Record of Taxonomic Literature Relating to Vascular Plants. London: Royal Botanic Gardens, 1971.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Kew Record of Taxonomic Literature Relating to Vascular Plants. Royal Botanic Gardens, 1971.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.