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| June 2009 at Karuizawa Botanical Garden |
June 2009 at Karuizawa Botanical Garden |
| Family | Ruscaceae (also placed in Liliaceae) |
| Scientific name | Maianthemum robustum (Makino & Honda) LaFrankie |
| Synonyms | Smilacina japonica A. Gray var. robusta (Makino & Honda) Ohwi; Smilacina robusta Makino & Honda |
| Common name | (Japanese common name) haruna yuki-zasa (ハルナユキザサ, 榛名雪笹 [meaning: Mt. Haruna snow bamboo]) |
| (English common name) none | |
| Distribution | (Japan) Honshu (Mt. Haruna) |
| (Other nations) none | |
| Habitat | Mountane forest |
| Chromosomal number | 2n=36 |
| Description | Plants ca. 1m tall, ca. 1-1.5m long. Leaves 20cm long. Flowers 6 white perianths each 3-4mm long, flowering in May to June. Fruits 8-9mm long. Perennial plants. |
| References | Maianthemum robustum |
| Smilacina robusta Makino & Honda | |
| Classification and Distribution of Smilacina species (Liliaceae) in Japan | |
| Generic delimitation and biogeography of Maianthemum and Smilacina (Ruscaceae sensu lato): preliminary results based on partial 3′ matK gene and trnK 3′ intron sequences of cpDNA | |
| Note | Endemic to Japan. |
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| June 2009 at Karuizawa Botanical Garden |
June 2009 at Karuizawa Botanical Garden |
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| June 2009 at Karuizawa Botanical Garden |
June 2009 at Karuizawa Botanical Garden |
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| May 2009 at Karuizawa Botanical Garden |
May 2009 at Karuizawa Botanical Garden |
May 2009 at Karuizawa Botanical Garden |
