Crataegus monogyna subsp. azarella, (Griseb.) Franco Crataegus sphaenophylla, Pojark.

(f) Subsp. azarella (Griseb.) Franco View in CoL , Collect. Bot. (Barcelona) 7:471 (1968)

( C. azarellaGriseb. ):

Twigs and young leavesdensely pubescent, usually retaining some hairs; leaves 15-30 x 7-30 mm, flabellate, deeply 3- to 5(-7)-lobed, subcoriaceous, light green beneath; petiole 4-13 mm; hypanthium villous; fruit 7-10 mm, subglobose, brownish-red. Dry mountain thickets. • S.E. Europe, Sicilia, S. & E. Italy and S. & E. Spain.

C. x polyacantha Jan , Elench. Hort. Farm. 8 (1827) ( C. laciniata x monogyna , 1 C. oxyacantha auct. balcan.) recorded originally from Sicilia, and perhaps found also in the Balkan peninsula, is like 14 (f) but has blackish twigs; more slender spines; leaves 15-20 x 15-20 mm, retaining the hairs on the veins beneath; stipules 6-9 x 3-5 mm, semisagittate, serrate; corymb fewflowered; styles (1—)2; fruit 4-7 x 4-7 mm, deep red, globose- urceolate but flattened sideways, verruculose; pyrenes usually 2.

15. C. sphaenophylla Pojark. View in CoL in Komarov, Fl. URSS 9: 502 (1939).

Unarmed shrub; twigs reddish-brown, villous, becoming glabrous and pruinose. Leaves 30-50 x 20-30 mm, coriaceous, villous but glabrescent, obovate-cuneate, the upper part with 3 lobes; lobes extending | to | way to the midrib, the middle lobe wide, incise-serrate, the laterals narrower, acute, serrate; petiole 10-25 mm; stipules falcate-lanceolate, entire. Hypanthium and pedicels densely tomentose; flowers 10-15 mm in diameter. Style 1. Fruit 10-14 x 9-12 mm, red but pruinose, crowned by patent sepals; pyrenes 1. Scrub on hills. • Krym. Rs (K).

C. dipyrena Pojark. , op. cit. 508 (1939), from Krym, is probably a hybrid between 15 and 16. It differs from 15 by the less pubescent, 5- to 7-lobed, ovate or rhombic leaves, less tomentose hypanthium and pedicels, and deep red or purplish-black fruit with usually 2 pyrenes.