Family 50. ORCHIDACEAE (including APOSTASIACEAE ...

Epiphytic, mostly in mossy cloud forest, altitude 500-2600m. Fl. Jan-Jul, Sept-Dec.
Dendochilum asperum LO Williams, PJS 80 (1952) 309; --HAe Pedersen et al., Opera Bot. 130 (1997) 17;
--HAe Pedersen, ibid. 131 (1997) 65, Fig. 29; --Acoridium exasperatum Ames, Sched. Orchid. 6 (1923) 21,
Fig. 6, pro parte; --Ames in Merr., EPFP 1 (1924) 285. –Type: BS 42338 Ramos (AMES*, holo; iso: P).
Luzon: Rizal prov., Mt Lumutan, altitude 1200m, Apr 1923.
LUZON: Aurora (Mt Camatis), Rizal (Mt Lumutan), Laguna (Mt San Cristobal). Mossy forests,
altitude c. 1200m. Fl. Apr & May.
Dendrochilum auriculare Ames, PJS 4 c (1909) Bot. 595; --HAe Pedersen et al., Opera Bot. 130 (1997) 33;
--HAe Pedersen, ibid. 131 (1997) 121, Fig. 66; --Cootes, Orch. Philip. (2001) 96; --Acoridium auriculare
(Ames) Ames, Orchidaceae 7 (1922) 80; --Ames in Merr., EPFP 1 (1924) 284. –Type: BS 5818 Ramos &
Edaño (AMES, holo*). Luzon: Benguet prov., no further locality data, Dec 1908.
LUZON: Ifugao (Mt Himi-o; Mt Pimmage), Benguet (Mt Pulag; Mt Simakoko; Mt Ugo),
Nueva Vizcaya (unspecified locality for BS 20104 McGregor), Aurora (Mt Camatis), Rizal
(Montalban; unspecified locality for Loher 14733A & 14737). Epiphytic in the mossy forests,
altitude (1700-)2000-2300(-2500)m. Fl. Sept, Oct, Dec-Feb.
Dendrochilum binuangense Ames, Orchidaceae 6 (1920) 281; --HAe Pedersen et al., Opera Bot. 130
(1997) 17; --HAe Pedersen, ibid. 131 (1997) 69, Fig. 32. –Type: BS 28620 Ramos & Edaño (AMES*, holo;
iso: BM, K, NY*, P, SING*, US*, W). Luzon: Quezon prov., Mt Binuang, epiphytic, altitude 500m, 27 May
1917.
Acoridium binuangense (Ames) Ames, Orchidaceae 7 (1922) 80; --Ames in Merr., EPFP 1 (1924) 284.
LUZON: Quezon (Mt Binuang). Known only from the type collection.
Dendrochilum cinnabarinum Pfitzer in Engl., Pflanzenreich iv. 50. ii. B. 7 (1907) 104, Fig. 35F; --HAe
Pedersen et al., Opera Bot. 130 (1997) 22; --HAe Pedersen, ibid. 131 (1997) 94, Fig. 49A-F, H-J. –Type:
Loher 461 (K, holo; iso P, US*). Luzon: Mountain Province, Mt Data.
Acoridium cinnabarinum (Pfitzer) Ames, Orchidaceae 7 (1922) 80; --Ames in Merr., EPFP 1 (1924) 285.
var. cinnabarinum
LUZON: Mountain Province (Mt Data), Benguet (Mt Simakoko). Epiphytic in mossy forest,
altitude c. 1980m. Fl. Oct.
var. sanguineum (Ames) HAe Pedersen, Opera Bot. 130 (1997) 22; --HAe Pedersen, ibid. 131 (1997) 95,
Fig. 49G; --Dendrochilum sanguineum (Ames) LO Williams, PJS 80 (1952) 323; --Acoridium sanguineum
Ames, Blumea, Suppl. 1 (1937) 72. –Type: Boettcher sn (AMES*, holo; iso: BM, K, L*, NY*, P, SING*, US*,
W). Luzon: Benguet prov., Mt Pulag, Jun 1918.
LUZON: Mountain Province (Mt Data), Benguet (Mt Tabayoc; Mt Pulag). Epiphytic in the mossy
forest, also bordering open grassland, altitude 2300-2930m. Fl. Jan-Mar, May-Jul.
Dendrochilum cobbianum Reichb.f., Gard. Chron. ii, 14 (1882)(2) 748; --Ames in Merr., EPFP 1 (1924)
292;
--HAe Pedersen et al., Opera Bot. 130 (1997) 44; --HAe Pedersen, ibid. 131 (1997) 169, Fig. 97; Pl. VIA-B;
--Cootes, Orch. Philip. (2001) 96. –Type: Boxall/cult. Cobb sn (W-Herb. Reichb.f. 29679, cited by Pedersen,
1997). Philippines, no further locality data.
Acoridium cobbianum (Reichb.f.) Rolfe, Orchid Rev. (1904) 220.
LUZON: Mountain Province (Mt Data; Bauko; Baguio-Bontoc Road), Benguet (Kabayan; Pauai;
Baguio), Nueva Vizcaya, Nueva Ecija, Rizal, CATANDUANES, MINDANAO: Agusan del Norte
(Mt Hilong-hilong). Many unlocalized specimens cited by Pedersen. Exposed sites, altitude
1400-2500m, lithophytic (sometimes possibly terrestrial). Fl. Apr-Jun, Jul, Aug-Dec. One of the
most commonly cultivated species of the genus.
Dendrochilum coccineum HAe Pedersen & Gravend., Blumea 49 (2004) 356-8. –Type:
Philippines.