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Bambusa nana hort. (TH) — BS-0215, BS-0215A

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Provenance: Baan Sammi Nature Resort and Bamboo Garden, Doi Saket, Chiang Mai, Thailand, cultivated. A single plant, ไผ่เลี้ยงหวาน (phai liang wan) (BS-0215), received from cultivated stock at Kham Thiang Market, Chiang Mai, 5 May 2009. Photos: Album in flickr Collection Bamboos of Thailand. Description: Text information and links in Google Site Bamboos of Thailand. Seed weight: Not recorded. Seed viability: Unknown, viability assumed to last at least several months. Seed germination: Germination rate unknown. Flowering: The plant (BS-0215) started gregarious flowering in Dec. 2017. In February 2018 the plant had lost all leaves and no seeds could be detected in the flowers (17 Feb. 2018). The first and only seedling (BS-0215A) was detected on the ground around the mother plant on 21 Apr. 2018.Comments: (1) The only seedling, when discovered, had already developed 3 leaf blades and was dug out of the ground the same day. The naked seed was still attached. It was about 6 mm long and 2–…

Bambusa burmanica (?) (TH) — BS-0203, BS-0203A

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Provenance: Baan Sammi Nature Resort and Bamboo Garden, Doi Saket, Chiang Mai, Thailand, cultivated. A single plant flowered. The plant (BS-0203) received as "ไผ่บงหวานเมืองเลย (phai bong wan mueang loei)" from the Bamboo Center of the Royal Project Foundation ศูนย์ไผ่ มูลนิธิโครงการหลวง T. Mae Hia, A. Mueang, Chiang Mai, 13 Dec. 2008.Photos: Album in flickr Collection Bamboos of Thailand.Description: Text information and links in Google Site Bamboos of Thailand.Seed weight: Unknown.Seed viability: Unknown.Flowering: The plant started flowering in January 2018, and is going to die. No seeds were found in the flowers. Initially, no seedlings were found on the ground around the mother plant, but from mid April 2018, quite a lot of seedlings were found (BS-0203A).

Four seedlings in an early stage of development (19 Apr. 2018) were removed from the ground for a closer look. The seedlings grew out of the spikelet which was decaying and could be removed easily to see the seed, a…

Bambusa burmanica (?) (TH) — BS-0201A

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Provenance: Baan Sammi Nature Resort and Bamboo Garden, Doi Saket, Chiang Mai, Thailand, cultivated. A single plant flowered. The plant (BS-0201) received as "ไผ่กินดิบ (phai kin dip)" from a nursery from Prachin Buri during the Mae Cho Agricultural Fair, 9 Dec. 2008.Photos: Album in flickr Collection Bamboos of Thailand.Description: Text information and links in Google Site Bamboos of Thailand.Seed weight: Unknown.Seed viability: Unknown.Flowering: The plant started flowering in January 2014, and died thereafter. No seeds were found in the flowers, but a few seedlings on the ground around the mother plant.Comments: All seedlings died between February and July 2015 for unknown reasons.

Vietnamosasa ciliata (?) (TH) — BS-0926

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Provenance: A single plant collected in Ubon Ratchathani, northeastern Thailand, by ธ. บ., Nov. 2017, and brought to Chiang Mai. There the plant started flowering in early 2018 and the first seeds were collected on 17 Feb. 2018, some of them received at Baan Sammi on 23 Feb. 2018.Photos: Album in flickr Collection Bamboos of Thailand.Description: Text information and links in Google Site Bamboos of Thailand.Seed weight: 9 dried spikelets (bract-wrapped seeds) weigh 0.35 g.Seed viability: Unknown, viability assumed to last at least several months.Seed germination: 5 seeds placed on moistened tissue paper, 24 Feb. 2018, atmospheric humidity >70%. From all caryopses, the radicula emerged already on the 2nd day, the coleoptile on the 3rd day after sowing (100%) (test 180224).Flowering: Under observation. It is assumed that the plant will die after flowering.Comments: Possibly Vietnamosasa ciliata, but this identification has not yet been confirmed.

Thyrsostachys oliveri (?) (CN) — BS-0816

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Provenance: Seeds received from FMXG, southern China, as "Thyrsostachys oliveri, 大泰竹 (dà tài zhú), from Yunnan, China", coll. Mar. 2015, received 2 May and 1 July 2015 (BS-0816).Photos: Album in flickr Collection Bamboos of Thailand.Description: Text information and links in Google Site.Seed weight: 1.2 g = 20 seeds (bare of bracts).Seed viability: Unknown, viability assumed to last at least several months.Seed germination: 3 of 6 seeds (BS-0816) germinated by the 8th day (test 150503).Comments: On 3rd October 2017, characters of the over 2 year old seedling (BS-0816) were checked. Apparently, the characters indicate a species of Gigantochloa, not Thyrsostachys. Actually, the seedling is similar to G. apus but possibly represents another species.


Dendrocalamus strictus — BS-0224

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Provenance: Unknown. Seeds received from E. P., Germany, as "Dendrocalamus minor" (BS-0224), 21 May 2009.Photos: Album in flickr.Description: Text information and links in Google Site.Seed weight: Not recorded.Seed viability: Unknown, viability assumed to last at least several months.Seed germination: Not recorded.


Bambusa polymorpha (CN) — BS-0871

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Provenance: Seeds received from FMXG, southern China, as "灰秆竹 (huī gǎn zhú) Bambusa polymorpha", collected Dec. 2015 (BS-0871).Photos: Album in flickr Collection Bamboos of Thailand.Description: Text information and links in Google Site Bamboos of Thailand.Seed weight: Not recorded.Seed viability: Unknown, viability assumed to last at least several months.Seed germination: Seeds placed on moistened tissue paper, 7 May 2016, atmospheric humidity >70%, the first coleoptiles emerged on the 2nd day, germination rate very low, ≈10% (test 160507).Comments: Currently, the seedlings are too small for identification. The culm-leaf sheaths has developed a large bristly auricle, which could count for B. polymorpha.

Phyllostachys "aureosulcata 'Spectabilis'" (CN) — BS-0828, BS-0828-1

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Provenance: Seeds received from FY, China, as "Phyllostachys aureosulcata 'Spectabilis', 金镶玉竹 (jīn xiāng yù zhú)", harvested late 2014 (BS-0828), and Nov. 2015 (BS-0828-1).Photos: True Phyllostachys aureosulcata 'Spectabilis' in BambooWeb.info.Seed weight: 10 g ≈ 420–450 dried spikelets (bract-wrapped seeds).Seed viability: Unknown, viability assumed to last at least several months.Seed germination: (1) 10 seeds (BS-0828) soaked in clear water for less than 5 h, then laid on moistened tissue paper in transparent breeding box, from 29 May 2015, 34-36 °C daytime highs, diffuse light, 24-25 °C night lows, atmospheric humidity >70%, the first 2 seeds began to germinate visibly on the 5th day after sowing, and 8 seeds germinated by the 15th day. A germination rate of about 80% can be expected (test 150529). (2) Seeds of the new harvest (BS-0828-1) were tested in January 2016 (test 160119), and germination rates were similar.Comments:
(1) The seed supplier from C…

Gigantochloa wrayi (MY) — BS-0303A

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Provenance: Baan Sammi Nature Resort and Bamboo Garden, Doi Saket, Chiang Mai, Thailand, cult., 2017. A low quantity of seeds (BS-0303A) collected by D. O., 29–30 Mar. 2017, from a single flowering plant. The plant (BS-0303) obtained from Rimba Ilmu Botanical Gardens, Kuala Lumpur, Malaysia, via C. S., Sep. 2009.Photos: Album in flickr.Description: Text information and links in Google Site.Seed weight: 3.3 g ≈ 100 dried spikelets (bract-wrapped seeds).Seed viability: Unknown, viability assumed to last at least several months.Seed germination: 50% of the seeds germinated by 17 Apr. 2017, which is the 17th day after sowing. 56 seeds (incl. 9 albinos) out of 100 seeds germinated by 21 Apr. 2017 (test 170331).Flowering: A single, over 10 m tall plant started gregarious flowering Jan./Feb. 2017. It is expected to die after flowering. More than 10% of the spikelets developed seeds.Seedling development: 3 seedlings (BS-0303B, C, and D) were selected from BS-0303A (seedlings raised from 100 s…

Bambusa sp., Chiang Mai (TH) — BS-0347, BS-0234

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Provenance: Baan Sammi Nature Resort and Bamboo Garden, Doi Saket, Chiang Mai, Thailand, cultivated. Two plants flowered. The plants (BS-0347, BS-0234) were collected from 2 locations (farmer's gardens) in Doi Saket District, Chiang Mai Province, Thailand, Dec. 2009, and Aug. 2009.Photos: Album in flickr Collection Bamboos of Thailand.Description: Text information and links in Google Site Bamboos of Thailand.Flowering:
(1) BS-0347: Prior to flowering, the plant had grown to near maximum culm height and diameter. Gregarious flowering initially started with only 3 culms in late December 2014, with flowering peak in early 2015. The three culms died, and were cut off in mid 2015. New thick shoots emerged from the clump untimely in early April 2015 and developed into 20 m tall culms. The clump did not cease vegetative growth, and no signs of further flowering was observed by late October 2015, but one month later, the whole clump continued gregarious flowering, and was dead by mid to l…

Schizostachyum hainanense (CN) — BS-0106

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Provenance: Baan Sammi Nature Resort and Bamboo Garden, Doi Saket, Chiang Mai, Thailand, cultivated. A single plant flowered. The plant (BS-0106) collected from Hainan, China, wild, by M.S., ca. 2008.Photos: Album in flickr.Description: Text information and links in Google Site.Comments: (1) An 8 m tall plant has been sporadically flowering in 2016 and 2017, the flowering period is probably from January to June. Not a single seed was found, no seedlings were found on the ground. The sporadic flowering has not caused any harm to the plant (27 Apr. 2017). (2) The species identity as Schizostachyum hainanense has not yet been confirmed.


Schizostachyum zollingeri — BS-0492

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Provenance: Baan Sammi Nature Resort and Bamboo Garden, Doi Saket, Chiang Mai, Thailand, cultivated. A single plant flowered. The plant (BS-0492) obtained from B.L., Australia, June 2010.Photos: Album in flickr.Description: Text information and links in Google Site.Comments: (1) A 10 m tall plant was sporadically flowering, which perhaps started in early 2016. The flowering was first detected on 24 May 2016 when the flowering branches were already decaying. Further flowering branches in a late stage of development were detected 15 Jan. 2017. Not a single seed was found, no seedlings were found on the ground. The sporadic flowering has not caused any harm to the plant. (2) Four further plants of the same species, received from 3 different locations within Thailand, in cultivation at Baan Sammi, do not flower so far. (27 Apr. 2017).


Bambusa lako — BS-0919 etc.

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Photos: BambooWeb.info.Description: Text information and links in Google Site "Bamboos of Thailand".Flowering:
(1) Texas and Florida, USA, Dec. 2008: Flowering reported by Steve Carter and Roy Rogers (plus 2 photos), in BambooWeb Forum "Bamboo Discussions".
(2) Florida, USA, Aug. 2009: Flowering reported by Doug Perry (plus 6 photos), response by Chris Stapleton, in Google Group "Florida Bambooing".
(3) Queensland, Australia, Apr. 2017: Flowering reported by Barry O'Connell in Bamboo Society of Australia, fb 17 Apr. 2017, and shared in Bamboo Forum of India, fb 17 Apr. 2017.
(4) Chiang Mai, Thailand: On 23 Apr. 2017, a small potted plant (BS-0919) received at Baan Sammi Nature Resort and Bamboo Garden from Mr. Thammarat Boonthammee, Boonthammee Bamboo Garden, Hang Dong, Chiang Mai, who in turn recently obtained this plant from a nursery in Prachin Buri, central Thailand. The plant has developed a short single flowering branch (early state of developme…

Schizostachyum brachycladum 'Bali Kuning' (TH) — BS-0191A

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Chapter 1
Provenance: Baan Sammi Nature Resort and Bamboo Garden, Doi Saket, Chiang Mai, Thailand, cult., 2016. A low quantity of seeds collected by D. O. from a single flowering plant, Schizostachyum brachycladum 'Bali Kuning', ไผ่ทอง (phai thong), from Aug. to Oct. 2016.Photos: Album in flickr.Description: Text information and links in Google Site.Seed weight: 0.4 g ≈ 10 dried spikelets (bract-wrapped seeds).Seed viability: Unknown, viability assumed to last a few months.Seed germination: Seeds were sown out immediately after collecting (tests 160811, 160822, 160903, 160911, 161008, 161017, 161029). 48 seeds were collected from 11 Aug. to 29 Oct. 2016, of which 46 seeds were used in 7 batches for germination tests during this period. Altogether 12 seeds germinated (= 26%), of which 10 developed seedlings with a single primary leaf blade at least. All blades were albinistic (complete or nearly complete lack of chlorophyll pigments), and none of the seedlings did survive and di…

Dendrocalamus sp. "sang mon fa mon" (TH) — BS-0346

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Provenance: Baan Sammi Nature Resort and Bamboo Garden, Doi Saket, Chiang Mai, Thailand, cult., 2017. No seeds found from a single flowering plant. The plant (BS-0346) received from cultivated stock, สวนลุงสมจิตร, Chiang Dao District, Chiang Mai Province, northern Thailand, received as "ไผ่ซางหม่น ฟ้าหม่น (phai sang mon fa mon)", 5 Dec. 2009.Photos: Album in flickr.Description: Text information and links in Google Site.Comments: The plant started flowering in late 2015 and died after flowering (Apr. 2017).


Provenance: Boonthammee Bamboo Garden, Hang Dong, Chiang Mai, Thailand, cult. as "ไผ่ซางหม่น ฟ้าหม่น (phai sang mon fa mon)", seedlings found on the ground of the flowering plant.Photos and text information in fb, 6 Feb. 2017.


Dendrocalamus sinicus (CN) — BT1010

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Provenance: Seeds received by Boonthammee Bamboo Garden, Hang Dong, Chiang Mai, from YBN, southern China, as "Dendrocalamus sinicus, 巨龙竹 (jù lóng zhú)", collected Dec. 2016 (BT1010).Photos and text information in Bamboo Seeds Catalog.Seed weight: 10 g ≈ 85–110 dried spikelets (bract-wrapped seeds).Seed viability: Half year under normal atmospheric conditions; one year under storage at 1–6 °C.Seed germination: Germination rate high, 15 of 20 seeds germinated (75%) (test 170313).


Dendrocalamus barbatus (CN) — BT1004

Provenance: Seeds received by Boonthammee Bamboo Garden, Hang Dong, Chiang Mai, from YBN, southern China, as "Dendrocalamus barbatus, 小叶龙竹 (xiǎo yè lóng zhú)", collected Dec. 2016 (BT1004).Photos and text information in Bamboo Seeds Catalog.Seed weight: 10 g ≈ 320–340 dried spikelets (bract-wrapped seeds).Seed viability: Six months and longer under normal atmospheric conditions; one and a half year under storage at 1-6 °C.Seed germination: Germination rate moderate, 30–35% can be expected (test 170313).

Phyllostachys edulis (CN) — BT1000, BT1011

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Provenance: Seeds received by Boonthammee Bamboo Garden, Hang Dong, Chiang Mai, from YBN, southern China, as "Phyllostachys pubescens, 毛竹 (楠竹) (máo zhú, nán zhú)", collected Sep. 2016 (BT1000, BT1011).Photos and text information in Bamboo Seeds Catalog.Seed weight: 10 g ≈ 350–450 dried spikelets (bract-wrapped seeds).Seed viability: Six months under normal atmospheric conditions; one year and little longer under storage at 1-6 °C. Under subtropical and tropical climates, Phyllostachys edulis seeds are more easily attacked by fungi than seeds of other species, hence an anti-fungal treatment is recommended.Seed germination: Germination rate low, 5–15% can be expected (test 161014 and test 170313).Comments: Commonly known as Moso Bamboo.


Dendrocalamus latiflorus (CN) — BT1006

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Provenance: Seeds received by Boonthammee Bamboo Garden, Hang Dong, Chiang Mai, from YBN, southern China, as "Dendrocalamus latiflorus, 麻竹 (má zhú)", collected Dec. 2016 (BT1006).Photos and text information in Bamboo Seeds Catalog.Seed weight: 10 g ≈ 290–360 dried spikelets (bract-wrapped seeds).Seed viability: Five months under normal atmospheric conditions; one year under storage at 1-6 °C.Seed germination: Germination rate very low, <10% (test 170313).


Dendrocalamus sp., Gejiu (CN) — BT1008

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Provenance: Gejiu, southern Yunnan, China. Seeds received by Boonthammee Bamboo Garden, Hang Dong, Chiang Mai, from YBN, southern China, as "Dendrocalamus 'Gejiu', 个旧龙竹 (gè jiù lóng zhú)", collected Dec. 2016 (BT1008).Photos and text information in Bamboo Seeds Catalog.Seed weight: 10 g ≈ 280–360 dried spikelets (bract-wrapped seeds).Seed viability: Unknown, viability assumed to last at least several months.Seed germination: Germination rate very low, <10% (test 170313).